CN217445528U - Earphone testing device - Google Patents

Abstract

The utility model belongs to the technical field of testing arrangement technique and specifically relates to an earphone testing arrangement is related to. The utility model provides an earphone testing arrangement is including the base that is equipped with the rolling disc, and wherein, the rolling disc is fixed with earphone bracket for install the earphone that awaits measuring. The earphone testing device also comprises a first audio acquisition unit arranged on one side of the earphone bracket, and the first audio acquisition unit is used for acquiring a left channel audio signal output by the earphone to be tested; the second audio acquisition unit is arranged on the other side of the earphone support, which deviates from the first audio acquisition unit, the second audio acquisition unit and the first audio acquisition unit are symmetrically arranged relative to the earphone support, and the second audio acquisition unit is used for acquiring a right channel audio signal output by the earphone to be tested. According to the utility model discloses an earphone testing arrangement is according to the rolling disc of locating the base to and be fixed in the earphone bracket of rolling disc, when testing the earphone that awaits measuring, can carry out accurate test at the interference killing feature of a plurality of angles to the earphone that awaits measuring.

Description

Earphone testing device

Technical Field

The utility model belongs to the technical field of the testing arrangement technique and specifically relates to an earphone testing arrangement is related to.

Background

Along with the improvement of living standard of people, the application of the wireless earphone is more and more extensive, the market demand is also more and more big, and the requirement on the same frequency signal interference resistance of the radio frequency signal of the wireless earphone is higher and higher.

In some cases, the mainstream anti-interference test of the wireless earphone still depends on subjective listening of human ears, and in related technologies, although some simple earphone test devices are provided, the earphone test devices are arranged in specific positions in a test environment, so that the actual application scene of the wireless earphone cannot be simulated, the performance of the wireless earphone in resisting the same-frequency signal interference in each direction is difficult to accurately test, and the test effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an earphone testing arrangement can accurately test out the anti co-channel signal interference's of wireless earphone in all directions performance.

According to the utility model discloses an earphone testing arrangement of first aspect embodiment, include:

a base provided with a rotating disc;

the earphone bracket is used for installing an earphone to be tested and is fixed on the rotating disc;

the first audio acquisition unit is arranged on one side of the earphone bracket and is used for acquiring a left channel audio signal output by the earphone to be tested;

the second audio acquisition unit is arranged on the other side of the first audio acquisition unit, the second audio acquisition unit and the first audio acquisition unit are symmetrically arranged relative to the earphone support, and the second audio acquisition unit is used for acquiring a right channel audio signal output by the earphone to be tested.

Optionally, according to the utility model discloses a some embodiments, the base is equipped with slewing mechanism, slewing mechanism includes swivel becket and solid fixed ring, the swivel becket rotates to be located on the base, gu fixed ring cover is located the swivel becket outside, the swivel becket with the bottom of rolling disc is connected.

Optionally, according to some embodiments of the present invention, the top of the rotating ring has a plurality of first connecting holes, the bottom of the rotating disc has a plurality of second connecting holes, and the top of the rotating ring and the bottom of the rotating disc are fixed to the first connecting holes and the second connecting holes via screws.

Optionally, according to some embodiments of the present invention, the bottom of the rotating disc has a plurality of limiting holes disposed around the axis; the top of the base is fixed with a limiting piece, the limiting piece is matched with the limiting holes, and the limiting piece is used for limiting the rotating position of the rotating disc.

Optionally, according to the utility model discloses a some embodiments, the locating part top is equipped with the elastic head that can take place elastic deformation, the elastic head is with a plurality of spacing hole phase-match.

Optionally, according to some embodiments of the present invention, the plurality of limiting holes are arranged in the bottom of the rotating disc along the circumferential direction of the rotating disc.

Optionally, according to the utility model discloses a some embodiments, the rolling disc is equipped with the screw of being locked, the screw of being locked certainly the upper surface of rolling disc run through to the bottom surface of rolling disc, the screw configuration of being locked is configured the screw of being locked with can restrict when the upper surface butt of base the rolling disc rotates.

Optionally, according to the utility model discloses a some embodiments, the upper surface of rolling disc is equipped with and is used for fixing the fixed module of the microphone of the earphone that awaits measuring, fixed module includes the base and locates mounting on the base, the mounting is equipped with and is used for fixing the draw-in groove of microphone.

Optionally, according to some embodiments of the present invention, the mounting includes a support column, is convenient for install the flip cover of microphone, the draw-in groove is worn to locate the support column with the flip cover.

Optionally, according to some embodiments of the invention, comprising:

the driving motor is arranged in the base and connected with the rotating disc to drive the rotating disc to rotate.

According to the utility model discloses earphone testing arrangement has following beneficial effect at least:

the utility model provides an earphone testing arrangement is including the base that is equipped with the rolling disc, and wherein, the rolling disc is fixed with earphone bracket for install the earphone that awaits measuring. The earphone testing device also comprises a first audio acquisition unit arranged on one side of the earphone bracket, and the first audio acquisition unit is used for acquiring a left channel audio signal output by the earphone to be tested; the second audio acquisition unit is arranged on the other side of the earphone support, which deviates from the first audio acquisition unit, the second audio acquisition unit and the first audio acquisition unit are symmetrically arranged relative to the earphone support, and the second audio acquisition unit is used for acquiring a right channel audio signal output by the earphone to be tested. According to the utility model discloses an earphone testing arrangement is based on setting up in the rolling disc of base to and be fixed in the earphone bracket of rolling disc, when carrying out the anti-interference test of common frequency signal to the earphone that awaits measuring, can test the anti-interference ability of earphone that awaits measuring at a plurality of angles, thereby promote test effect.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic perspective view of an earphone testing device provided in an embodiment of the present invention;

fig. 2 is a schematic view of a base structure provided in an embodiment of the present invention;

fig. 3 is a top view of a base according to an embodiment of the present invention;

fig. 4 is a schematic view of a bottom structure of a rotating disc according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a base combined with a rotating disc according to an embodiment of the present invention;

fig. 6 is a side view of the base combined with the rotating disc according to the embodiment of the present invention;

fig. 7 is another schematic perspective view of an earphone testing device according to an embodiment of the present invention;

fig. 8 is a partially enlarged view of a region a in the perspective structural diagram of the earphone testing device of fig. 7;

reference numerals:

the earphone testing device 100, the base 110, the fixing ring 111, the rotating ring 112, the first connecting hole 1121, the limiting member 113, the rotating disc 120, the second connecting hole 1201, the limiting hole 1202, the locking screw 1203, the earphone holder 130, the first audio acquisition unit 140, the second audio acquisition unit 150, the fixing module 160, the base 161, the fixing member 162, the clamping groove 1621, the supporting column 1622, and the flip cover 1623.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If there is a description of first and second for the purpose of distinguishing technical features only, this is not to be understood as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Along with the improvement of living standard of people, the application of the wireless earphone is more and more extensive, the market demand is also more and more big, and the requirement on the same frequency signal interference resistance of the radio frequency signal of the wireless earphone is higher and higher.

In some cases, the mainstream anti-interference test of the wireless earphone still depends on subjective listening of human ears, and in related technologies, although some simple earphone test devices are provided, the earphone test devices are arranged in specific positions in a test environment, so that the actual application scene of the wireless earphone cannot be simulated, the performance of the wireless earphone in resisting the same-frequency signal interference in each direction is difficult to accurately test, and the test effect is poor.

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an earphone testing arrangement can accurately test out the anti co-channel signal interference's of wireless earphone in all directions performance.

Further explanation is made below with reference to the drawings.

Referring to fig. 1, according to the earphone testing device 100 of the embodiment of the first aspect of the present invention, the base 110 of the earphone testing device 100 is provided with a rotating disc 120. It should be noted that the rotating disc 120 is fixed with the earphone holder 130, and when the rotating disc 120 rotates, the rotating disc 120 drives the earphone holder 130 to rotate together based on the fixed relationship between the earphone holder 130 and the rotating disc 120. Therefore, when the performance of the to-be-tested earphone for resisting co-channel signal interference is tested, the interference scenes of various signals possibly faced by the to-be-tested earphone in practical use are simulated, and the performance of the to-be-tested earphone for resisting co-channel signal interference in various directions can be tested from different angles. It should be understood that the rotation of the rotary disk 120 can be achieved by various means, for example, a rotation mechanism formed by a gear, a screw or other elements is arranged at the bottom axis of the rotary disk 120, and the rotation mechanism is driven manually or electrically to rotate the rotary disk 120. It should be understood that rotating the turn disc 120 includes, but is not limited to, the specific embodiments set forth above. According to the utility model discloses a some comparatively specific embodiments, earphone testing arrangement 100 still includes: and the driving motor is arranged inside the base 110, and is connected with the rotating disc 120 and used for driving the rotating disc 120 to rotate. It should be understood that when the driving motor is used to drive the rotation of the rotary disk 120, a preset control command may be input to rotate the rotary disk 120 to a preset rotation position, so as to test the headset to be tested.

According to some embodiments provided by the utility model, earphone holder 130 is fixed in rolling disc 120 for install the earphone that awaits measuring. It should be noted that the earphone holder 130 is fixed to the rotating disc 120, and the rotating disc 120 can drive the earphone holder 130 to rotate when the rotating disc 120 rotates, so that the earphone holder 130 can be fixed to the position of the axis of the rotating disc 120, or can be fixed to the position of the non-axis of the rotating disc 120. The utility model discloses in some embodiments, earphone holder 130 is used for installing the earphone that awaits measuring, and the earphone that wherein awaits measuring can be headphone, also can be the earphone of pasting the ear, can also be other types of earphones such as in-ear earphone, bone conduction earphone. It should be understood that when the utility model discloses the earphone type that awaits measuring that earphone testing arrangement 100 needs the test is different, and the corresponding earphone support 130 type also can be different, and the earphone that awaits measuring corresponds installs the mode and also differs to some extent. For example, when the earphone to be tested is a headphone, the earphone holder 130 may be selected from the type shown in fig. 1, and the installation manner matched with the headphone is as follows: the head beam of the headset is placed in the groove formed at the top end of the mobile phone support, and at this time, the two speakers of the headset fall on the first audio acquisition unit 140 and the second audio acquisition unit 150, so that the headset testing device 100 can perform testing. For another example, when the earphone to be tested is an in-ear earphone, artificial ear models may be respectively configured on two sides of the earphone holder 130, the first audio collecting unit 140 is disposed in the artificial ear model on one side of the earphone holder 130, the second audio collecting unit 150 is disposed in the artificial ear model on the other side of the earphone holder 130 away from the first audio collecting unit 140, and the installation mode matched with the in-ear earphone is as follows: the two speakers of the in-ear earphone are respectively plugged into the artificial ear models disposed at both sides of the earphone holder 130, so that the earphone testing device 100 performs a test. It should be understood that the headset mount 130 is provided with the headset to be tested including, but not limited to, the specific embodiments set forth above.

The utility model provides an earphone testing arrangement 100 is including the base 110 that is equipped with rolling disc 120, and wherein, rolling disc 120 is fixed with earphone holder 130 for install the earphone that awaits measuring. The earphone testing device 100 further comprises a first audio acquisition unit 140 disposed on one side of the earphone bracket 130, wherein the first audio acquisition unit 140 is used for acquiring a left channel audio signal output by the earphone to be tested; the second audio acquisition unit 150 is disposed on the other side of the earphone bracket 130 departing from the first audio acquisition unit 140, the second audio acquisition unit and the first audio acquisition unit are symmetrically disposed with respect to the earphone bracket 130, and the second audio acquisition unit 150 is configured to acquire a right channel audio signal output by the earphone to be tested. According to the utility model discloses an earphone testing arrangement 100, based on set up in the rolling disc 120 of base 110 to and be fixed in rolling disc 120's earphone support 130, when carrying out the anti-interference test of common frequency signal to the earphone that awaits measuring, can test the earphone that awaits measuring at the interference killing feature of a plurality of angles, thereby promote test effect.

Referring to fig. 2, according to some embodiments of the present invention, the base 110 is provided with a rotating mechanism, the rotating mechanism includes a rotating ring 112 and a fixing ring 111, the rotating ring 112 is rotatably disposed on the base 110, the fixing ring 111 is sleeved outside the rotating ring 112, and the rotating ring 112 is connected to the bottom of the rotating disc 120.

According to the present invention, the base 110 of the earphone testing device 100 is provided with a rotating mechanism, the rotating mechanism includes a rotating ring 112 and a fixing ring 111, wherein the fixing ring 111 is sleeved on the outside of the rotating ring 112 for limiting the rotating track of the rotating ring 112 and providing a rotating space for the rotating ring 112. The rotating ring 112 is connected to the bottom of the rotating disc 120, so that the rotating ring 112 can rotate with the rotating disc 120. The utility model discloses some comparatively concrete embodiments, the coefficient of dynamic friction between swivel 112 and the solid fixed ring 111 is lower, for guaranteeing the smooth and easy of swivel 112 rotation in-process, comparatively preferred embodiment can add a plurality of glossy little balls or lubricating oil in the clearance between swivel 112 and the solid fixed ring 111 to guarantee the smooth and easy of swivel 112 rotation in-process.

Referring to fig. 3 and 4, according to some embodiments of the present invention, the top of the rotating ring 112 has a plurality of first connecting holes, the bottom of the rotating disc 120 has a plurality of second connecting holes 1201, and the top of the rotating ring 112 and the bottom of the rotating disc 120 are fixedly connected to the first connecting holes and the second connecting holes 1201 via screws.

It should be noted that the rotating ring 112 is connected to the bottom of the rotating disc 120, so that the rotating ring 112 can drive the rotating disc 120 to rotate together when rotating. In some preferred embodiments, the top of the rotating ring 112 has a plurality of first connecting holes, the bottom of the rotating disc 120 has a plurality of second connecting holes 1201, and the top of the rotating ring 112 and the bottom of the rotating disc 120 are fixedly connected through the first connecting holes and the second connecting holes 1201 via screws. When the rotating ring 112 is driven to rotate by manpower or electric power, the rotating ring 112 drives the bottom of the turntable to rotate together based on the fixed connection formed by the screws penetrating through the first connecting hole and the second connecting hole 1201.

Referring to fig. 3 and 4, in fig. 4, the limiting member 113 is embedded in the limiting hole 1202, which is intended to illustrate the matching relationship between the limiting member 113 and the limiting hole 1202, and does not represent that the limiting member 113 is separated from the base 110. According to some embodiments of the present invention, the bottom of the rotating disc 120 has a plurality of limiting holes 1202 disposed around the axis; the top of the base 110 is fixed with a limiting member 113, the limiting member 113 is matched with the plurality of limiting holes 1202, and the limiting member 113 is used for limiting the rotating position of the rotating disc 120.

According to the utility model provides a few embodiments, in the utility model discloses in earphone testing arrangement 100, there are a plurality of spacing holes 1202 around the axle center setting bottom the rolling disc 120, and base 110 top is fixed with spacing piece 113 to spacing piece 113 matches with a plurality of spacing holes 1202. It should be noted that, each time the rotating disc 120 rotates by a certain angle, the limiting member 113 may be matched with some of the limiting holes 1202, so as to lock the position of the rotating disc 120, so as to control the rotating angle of the rotating disc 120. It should be understood that the limiting member 113 and the limiting hole 1202 are combined to limit the rotating disc 120 by providing a screw on the top of the limiting member 113, and when the limiting member 113 and the limiting hole 1202 correspond to each other, the screw is screwed out, so as to limit the rotating position of the rotating disc 120 by the interaction between the screw and the limiting hole 1202. According to the utility model discloses some comparatively concrete embodiments, locating part 113 top can also be provided with the elastic head that can produce elastic deformation, locating part 113's elastic head and spacing hole 1202 phase-match. When the elastic head corresponds to the position of the limiting hole 1202, the elastic head is sufficiently deformed to limit the rotating position of the rotating disc 120; when the elastic head does not correspond to the position of the limit hole 1202, the elastic head is blocked by the lower surface of the rotating disc 120 and cannot be deformed sufficiently, so that the rotating position of the rotating disc 120 cannot be limited until the rotating disc 120 rotates by a certain angle, the elastic head corresponds to the position of the limit hole 1202, and the elastic head can further limit the limit hole 1202. It should be understood that the elastic head may be made of an elastic material or a non-elastic material in combination with a spring. It is emphasized that the limiting member 113 and the limiting hole 1202 combine to limit the rotation disc 120, including but not limited to the above-mentioned embodiments.

Referring to fig. 4, according to some embodiments of the present invention, a plurality of limiting holes 1202 are arranged at the bottom of the rotary disk 120 along the circumferential direction of the rotary disk 120.

It should be noted that the plurality of limiting holes 1202 are arranged at the bottom of the rotating disc 120 along the circumferential direction of the rotating disc 120, which means that the plurality of limiting holes 1202 are arranged along the circumferential portion of the bottom of the rotating disc 120, and it should be understood that the center of the circle of the circumferential portion of the bottom of the rotating disc 120 is the axis of the rotating disc 120. When a plurality of spacing holes 1202 are arranged in the bottom of the rolling disc 120 along the circumference of the rolling disc 120, the rotation angle of the rolling disc 120 can be conveniently controlled, for example, when a plurality of spacing holes 1202 are arranged in the bottom of the rolling disc 120 along the circumference of the rolling disc 120, and the central angle formed by every two adjacent spacing holes 1202 is 30 degrees, which only needs to be utilized by the earphone testing device 100 of the embodiment of the present invention, based on the rotation of the rolling disc 120 by 0 degree, 30 degrees, 60 degrees, 90 degrees, 120 degrees, 150 degrees, 180 degrees, and-0 degrees, -30 degrees, -60 degrees, -90 degrees, -120 degrees, -150 degrees, -180 degrees, the earphone to be tested is tested, and reliable omnibearing data can be obtained, and the central angle formed by every two adjacent spacing holes 1202 is 30 degrees, so as to facilitate the control of the limitation of the testing position of the rolling disc 120. It should be understood that the spacing central angles of the plurality of limiting holes 1202 arranged along the circumferential direction of the rotating disc 120 can be flexibly set according to actual test requirements.

Referring to fig. 5 and 6, according to some embodiments of the present invention, the rotating disc 120 is provided with a locking screw 1203, the locking screw 1203 penetrates from the upper surface of the rotating disc 120 to the bottom surface of the rotating disc 120, and the locking screw 1203 is configured to limit the rotation of the rotating disc 120 when the locking screw 1203 abuts against the upper surface of the base 110.

According to the utility model provides a some embodiments, the threaded through hole on lock position screw 1203 and the rolling disc 120 is connected, screws up when locking position screw 1203, and lock position screw 1203 moves to the bottom surface of rolling disc 120 from the upper surface of rolling disc 120, and the bottom until locking position screw 1203 and base 110's upper surface butt, can restrict rolling disc 120 and rotate, in order to avoid the utility model discloses when earphone testing arrangement 100 tests the earphone that awaits measuring, the rotational position of rolling disc 120 changes easily to influence the test effect. The utility model discloses in some comparatively preferred embodiments, can choose for use the butterfly screw as the locking screw 1203, the butterfly screw is specially for making things convenient for the hand to twist the operation and designs, and the butterfly design of screw head portion has increased horizontal stress surface, and is more laborsaving when making the hand twist, and need not to operate with the help of instruments such as screwdriver.

Referring to fig. 7 and 8, according to some embodiments of the present invention, the upper surface of the rotating disc 120 is provided with a fixing module 160 for fixing a microphone of the headset to be tested, the fixing module 160 includes a base 161 and a fixing member 162 disposed on the base 161, and the fixing member 162 is provided with a clamping groove 1621 for fixing the microphone.

It should be noted that, in the testing process of some earphones by the earphone testing device 100 of the present invention, the microphone of the earphone may be changed in position and shape due to the rotation of the rotary disc 120. Therefore, in a preferred embodiment of the present invention, a fixing module 160 for fixing the microphone of the headset to be tested is disposed on the upper surface of the rotating disc 120, the fixing module 160 includes a base 161 and a fixing member 162, wherein the fixing member 162 is disposed on the base 161, and the fixing member 162 is disposed with a slot 1621 for fixing the microphone. When the microphone of the earphone to be tested is installed in the slot 1621 of the fixing member 162, the position and shape of the microphone are fixed.

Referring to fig. 8, according to some embodiments of the present invention, the fixing member 162 includes a support column 1622, a flip cover 1623 for facilitating installation of a microphone, and a clamping groove 1621 is formed through the support column 1622 and the flip cover 1623.

It should be noted that, in order to facilitate the installation of the microphone, in some preferred embodiments of the present invention, the fixing member 162 is provided with a turning cover 1623, and a clamping groove 1621 for fixing the microphone is disposed in the fixing member 162 and runs through the turning cover 1623. It should be understood that the reason why the card slot 1621 is disposed on the fixing member 162 through the flip cover 1623 is that when the flip cover 1623 is opened, the card slot 1621 is immediately divided into two parts, one part is located on the flip cover 1623 of the fixing member 162, the other part is located on the supporting column 1622 connected to the flip cover 1623, and at this time, the microphone of the headset to be tested can be embedded in one part of the card slot 1621 on the supporting column 1622 of the fixing member 162, and then the microphone of the headset to be tested can be fixed by closing the flip cover 1623. It should be understood that the styles of fastener 162 include, but are not limited to, the specific embodiments set forth above.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. It should be noted that there are infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that various improvements, decorations or changes can be made without departing from the principles of the present invention, and the technical features can be combined in a suitable manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims (10)

1. An earphone testing device, comprising:

a base provided with a rotating disc;

the earphone bracket is used for installing an earphone to be tested and is fixed on the rotating disc;

the first audio acquisition unit is arranged on one side of the earphone bracket and is used for acquiring a left channel audio signal output by the earphone to be tested;

the second audio acquisition unit is arranged on the other side of the first audio acquisition unit, the second audio acquisition unit and the first audio acquisition unit are symmetrically arranged relative to the earphone support, and the second audio acquisition unit is used for acquiring a right channel audio signal output by the earphone to be tested.

2. The earphone testing device according to claim 1, wherein the base is provided with a rotating mechanism, the rotating mechanism comprises a rotating ring and a fixing ring, the rotating ring is rotatably arranged on the base, the fixing ring is sleeved outside the rotating ring, and the rotating ring is connected with the bottom of the rotating disc.

3. The earphone testing device according to claim 2, wherein the top of the rotating ring has a plurality of first connecting holes, the bottom of the rotating disc has a plurality of second connecting holes, and the top of the rotating ring and the bottom of the rotating disc are fixedly connected to the first connecting holes and the second connecting holes via screws.

4. The earphone testing device according to any one of claims 1 to 3, wherein the bottom of the rotating disc is provided with a plurality of limiting holes arranged around the axis; the top of the base is fixed with a limiting piece, the limiting piece is matched with the limiting holes, and the limiting piece is used for limiting the rotating position of the rotating disc.

5. The earphone testing device according to claim 4, wherein an elastic head capable of elastic deformation is disposed on the top of the limiting member, and the elastic head is matched with the plurality of limiting holes.

6. The earphone testing device of claim 4, wherein a plurality of the limiting holes are arranged at the bottom of the rotating disk along the circumferential direction of the rotating disk.

7. The earphone testing device according to claim 1, wherein the turn disc is provided with a locking screw, the locking screw penetrates from the upper surface of the turn disc to the bottom surface of the turn disc, and the locking screw is configured to limit the rotation of the turn disc when the locking screw abuts against the upper surface of the base.

8. The earphone testing device according to claim 1, wherein a fixing module for fixing a microphone of the earphone to be tested is arranged on an upper surface of the rotating disc, the fixing module comprises a base and a fixing member arranged on the base, and the fixing member is provided with a clamping groove for fixing the microphone.

9. The apparatus according to claim 8, wherein the fixing member comprises a support post and a flip cover for facilitating installation of the microphone, and the engaging groove is formed through the support post and the flip cover.

10. The headphone testing device of claim 1, comprising:

the driving motor is arranged in the base and connected with the rotating disc to drive the rotating disc to rotate.

Images