CN110087176A - Microphone multiband clock frequency response detection device - Google Patents
Microphone multiband clock frequency response detection device Download PDFInfo
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- CN110087176A CN110087176A CN201910429163.4A CN201910429163A CN110087176A CN 110087176 A CN110087176 A CN 110087176A CN 201910429163 A CN201910429163 A CN 201910429163A CN 110087176 A CN110087176 A CN 110087176A
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- microphone
- multiband
- frequency response
- clock frequency
- detection device
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R29/00—Monitoring arrangements; Testing arrangements
- H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The present invention provides a kind of microphone multiband clock frequency response detection device, it includes controller, pedestal case, fixed shell, test platform, pressing portion, standard microphone, acoustical generator and shielding case lid, fixed shell is arranged in pedestal case, test platform is connected on pedestal case, calibrating terminal and through-hole are provided on test platform, pressing portion is movably arranged on the top of test platform, it is electrically connected for squeezing electric terminal and calibrating terminal, standard microphone and acoustical generator are arranged in set casing body.Microphone multiband clock frequency response detection device of the invention on test platform by being arranged calibrating terminal, it is pressed by pressing subordinate so that the electric terminal and calibrating terminal of microphone module to be measured are electrically connected, the sound of different frequency is issued by acoustical generator simultaneously, microphone module to be measured and the received voice data of standard microphone are compared by controller again, and then judge the yield of microphone module to be measured.
Description
Technical field
The present invention relates to microphone frequency response testing equipment field, in particular to a kind of microphone multiband clock frequency response detection
Equipment.
Background technique
Microphone is a kind of electronic product of very common sound typing, with the continuous improvement that user requires, Mike
Wind product constantly develops to integrated modular, slimming direction, this also causes the space in electronic product also smaller and smaller, simultaneously
Also sound through microphone typing is caused to generate abnormal, by, often with noise, and occurring after corresponding audible device sounding
In different clock frequency ranges, on the other hand, non-standard operation when due to raw material quotient or generation plus production also results in microphone
It is bad, major part enterprise in the prior art only carries out simple artificial detection to microphone, and detection mode is all simple
Test microphone route with the presence or absence of abnormal, working efficiency is low and detection erroneous judgement property is big, or even has many enterprises due to producing
The output of product is too big, only inspects by random samples to product, it is easy to cause defect ware to come into the market, quality level is caused to decline, use
The problem of family experience difference.
Therefore need to provide a kind of microphone multiband clock frequency response detection device to solve above-mentioned technical problem.
Summary of the invention
The present invention provides a kind of microphone multiband clock frequency response detection device, is tested by being arranged on test platform
Terminal is pressed by pressing subordinate so that the electric terminal and calibrating terminal of microphone module to be measured are electrically connected, while passing through sounding
Device issues the sound of different frequency, then compares microphone module to be measured and the received voice data of standard microphone by controller,
And then judge the yield of microphone module to be measured, it is all in the prior art letter by artificial detection microphone and detection mode to solve
The route of single test microphone is with the presence or absence of abnormal, and working efficiency is low and detection erroneous judgement property is big, in addition have many enterprises due to
The output of product is too big, only inspects by random samples to product, it is easy to and cause defect ware to come into the market, quality level is caused to decline,
The problem of poor user experience.
In order to solve the above technical problems, the technical solution of the present invention is as follows: a kind of microphone multiband clock frequency response detection is set
It is standby, it is detected for the sound logging data to microphone module, electric terminal is provided on the microphone module, wrapped
It includes:
Controller；
Pedestal case, the first opening including top；
Fixed shell, is arranged in the pedestal case, the second opening including top,
Acoustical generator is arranged in the set casing body；
Test platform is connected to the top of the pedestal case and closing second opening, in the upper of the test platform
It is provided with the test section for fixing microphone module to be measured, is provided on the test section transaudient for the acoustical generator
Through-hole, is provided with the calibrating terminal for being electrically connected with the electric terminal on the test section, the calibrating terminal with
The controller is electrically connected, when the microphone module to be measured is located at the test section, the microphone module to be measured
Sound recording portion is opposite with the through-hole；
Pressing portion is movably arranged on the top of the test platform, for squeezing the electric terminal and institute by pushing
State calibrating terminal electric connection；
Standard microphone is arranged in the set casing body, is electrically connected with the controller；And
Case lid is shielded, is connected on the test platform, for surrounding the microphone to be measured closed on the test platform
Module.
In the present invention, transaudient channel and transfer chamber, the side of speaking of the acoustical generator are provided in the set casing body
It being connected to by the transaudient channel with the transfer chamber, the sound recording portion of the microphone module to be measured is connected to the transfer chamber,
The sound recording portion of the standard microphone is connected to the transfer chamber.
In the present invention, one or more standard microphones, the standard wheat are provided in the set casing body
The position of gram wind is opposite one by one with the position of microphone module to be measured, a standard microphone with described in corresponding one to
It surveys microphone module and is connected to the same transfer chamber.
In the present invention, it is connected with fixed plate in the first opening of the pedestal case, is set on the outside of the pedestal case
It is equipped with lock, the fixed plate is connected on the pedestal case by the dismountable pressing of lock.
Wherein, the test platform is arranged in the fixed plate, and the test platform includes connecting plate and detachable
The platform board being connected on the connecting plate, the test section is located on the platform board, is provided on the connecting plate
First keeps away a hole, and the fixed shell passes through described first and keeps away the bottom that a hole is connected to the platform board.
In addition, the shielding case lid includes that fixed lid and Moveable lid body, the fixed lid are removably attachable to institute
The side of the test platform is stated in fixed plate and is enclosed in, the fixed lid includes the third opening at top, the activity
The side of lid is rotatably connected on the fixed lid, and the Moveable lid body is driven described to close or open by the first cylinder
Third opening, one end of first cylinder are connect with the fixed lid, and the other end is connect with the Moveable lid body, described
The two sides of fixed lid are respectively connected with first cylinder；
The height of the described one end of fixed lid far from shaft lower than shaft height at one end.
Further, the pressing portion is fixedly installed vertical by the second cylinder driving activity in the pedestal case
Guide-rail plate, second cylinder are fixed at the bottom end of the guide-rail plate, and institute is run through in top one end of the guide-rail plate
Fixed plate is stated, and the pressing portion is slidably connected at top one end of the guide-rail plate.
In the present invention, the test section is the locating slot for the microphone module to be measured that is located by connecting.
In the present invention, it is vertically provided with support plate in the two sides of the pedestal case, be arranged in one piece of support plate
There is grating emission part, grating receiving unit corresponding with the grating emission part is provided in another piece of support plate.
In the present invention, the pressing portion includes substrate, is provided with scanner at the top of the substrate, in the substrate
On be provided with second of scan path for avoiding the scanner and keep away a hole, be provided in the bottom of the substrate for squeezing
Press the briquetting of the electric terminal.
The present invention compared to the prior art, is set it has the advantage that: microphone multiband clock frequency response of the invention detects
For by the way that calibrating terminal is arranged on test platform, electric terminal and test so that microphone module to be measured are pressed by pressing subordinate
Terminal be electrically connected, while by acoustical generator issue different frequency sound, then by controller compare microphone module to be measured with
The received voice data of standard microphone, and then judge the yield of microphone module to be measured, the quality of product is improved, is solved
The problem of causing bad products to flow out due to incomplete detection in high volume production process, it is big to solve product testing erroneous judgement property
The problem of；
Wherein, the sound recording portion of microphone module to be measured and standard microphone is connected to same transfer chamber, to guarantee to record
The consistency of voice data, improves the precision of test before entering；
In addition, test platform includes connecting plate and the platform board that is removably attachable on connecting plate, fixed shell is worn
It crosses first and keeps away the bottom that a hole is connected to platform board, so that need to only be dismantled flat when needing to test the microphone of different models
Platen simultaneously replaces fixed shell, standard Mike and acoustical generator, simple and convenient.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below to required in embodiment
Attached drawing to be used is briefly described, and the accompanying drawings in the following description is only the corresponding attached drawing of section Example of the invention.
Fig. 1 is the structural schematic diagram of the preferred embodiment of microphone multiband clock frequency response detection device of the invention.
Fig. 2 is the structural schematic diagram at another visual angle of microphone multiband clock frequency response detection device of the invention.
Fig. 3 is that microphone multiband clock frequency response detection device of the invention removes pedestal case and shields the structure after case lid
Schematic diagram.
Fig. 4 is the structural schematic diagram of the test platform of microphone multiband clock frequency response detection device of the invention.
Fig. 5 is the intracorporal partial structurtes signal of set casing of microphone multiband clock frequency response detection device of the invention
Figure.
Fig. 6 is that the pressing portion of microphone multiband clock frequency response detection device of the invention removes the structural representation of outer housing
Figure.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those skilled in the art's every other implementation obtained without making creative work
Example, shall fall within the protection scope of the present invention.
Direction terms mentioned in the present invention, for example, "upper", "lower", "front", "rear", "left", "right", "inner", "
Outside ", the words such as " side ", " top " and " bottom ", are only the orientation with reference to attached drawing, the direction term used be illustrating and
Understand the present invention, rather than to limit the present invention.
Words such as " first " " second " in term of the present invention only as description purpose, are not understood to indicate or imply phase
Pair importance, and not as the limitation to sequencing.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
Major part enterprise in the prior art only carries out simple artificial detection to microphone, and detection mode is all simple
Test microphone route with the presence or absence of abnormal, working efficiency is low and detection erroneous judgement property is big, or even has many enterprises due to producing
The output of product is too big, only inspects by random samples to product, it is easy to cause defect ware to come into the market, quality level is caused to decline, use
The problem of family experience difference.
It the following is a kind of microphone multiband clock frequency response detection that can solve the above technical problem provided by the invention to set
Standby preferred embodiment.
Fig. 1, Fig. 2 and Fig. 3 are please referred to, wherein Fig. 1 is the excellent of microphone multiband clock frequency response detection device of the invention
The structural schematic diagram of embodiment is selected, Fig. 2 is the knot at another visual angle of microphone multiband clock frequency response detection device of the invention
Structure schematic diagram, Fig. 3 are that microphone multiband clock frequency response detection device of the invention removes pedestal case and shields the knot after case lid
Structure schematic diagram.
The similar unit of structure is to be given the same reference numerals in the figure.
A kind of preferred embodiment of microphone multiband clock frequency response detection device provided by the invention are as follows: microphone multifrequency
Duan Shizhong frequency response detection device is detected for the sound logging data to microphone module, is provided on microphone module
Electric terminal comprising controller, pedestal case 11, fixed shell 18, test platform 14, pressing portion 13, standard microphone 19, hair
Sound device 1B and shielding case lid.
Wherein controller can refer to the computer for being integrated with central controller, memory, mainboard and various data-interfaces,
Controller is settable and in pedestal case 11, and by externally connected with display screen, so as to check test data, or can also be in pedestal
Built-up circuit is set in case, built-up circuit connects acoustical generator, standard microphone and calibrating terminal, external controller again with
Built-up circuit connection.
Pedestal case 11 includes first opening at top, and the side of pedestal case is provided with control switch 113, control switch
113 push and shield the opening and closing of case lid for controlling pressing portion 13, meanwhile, in addition opposite two sides are provided with handle rod
114, in favor of moving the equipment.
In addition, being connected with fixed plate 111 in the first opening of pedestal case 11, the outside of pedestal case 11 is provided with lock
112, fixed plate 111 is connected on pedestal case 11 by latching 112 dismountable pressings, it is to be understood that in fixed plate
Outside is provided with and latches 112 corresponding clasps, non-figure explanation, the dismounting of very convenient fixed plate 111, so convenient for pair
Circuit block in pedestal case 11 is repaired or is changed.
Fixed shell 18 is arranged in pedestal case 11, the second opening including top,
Acoustical generator 1B setting is in fixed shell 18.
Test platform 14 is connected to the top of the pedestal case 11 and closing second opening, in the upper of test platform 14
It is provided with the test section for fixing microphone module 1A module to be measured, is provided on test section transaudient for acoustical generator 1B
Through-hole, is provided with the calibrating terminal for being electrically connected with electric terminal on test section, and calibrating terminal electrically connects with controller
It connects；
Test section in the present embodiment is the locating slot for the microphone module 1A module to be measured that is located by connecting.
When microphone module 1A module to be measured is located at test section, the sound recording portion of microphone module 1A module to be measured and through-hole
Relatively, enable microphone module 1 to be measured to receive the sound of acoustical generator 1B sending, and data are transferred to control by calibrating terminal
Device processed.
Pressing portion 13 is movably arranged on the top of test platform 14, for squeezing electric terminal and calibrating terminal by pushing
It is electrically connected, the pressing portion 13 in the present embodiment is fixedly installed vertical by the second cylinder driving activity in pedestal case 11
Guide-rail plate 131, the second cylinder are fixed at the bottom end of guide-rail plate 131, and fixed plate is run through in top one end of guide-rail plate 131
111, and pressing portion 13 is slidably connected at top one end of guide-rail plate 131.
The setting of standard microphone 19 is electrically connected in fixed shell 18 with controller.
Shielding case lid is connected on test platform 14, for surrounding the microphone module 1A to be measured on closed test platform 14
Module prevents the interference of external voice, while also can prevent acoustical generator 1B from bringing noise to outside.
Referring to figure 4. and Fig. 5, wherein Fig. 4 is that the test of microphone multiband clock frequency response detection device of the invention is flat
The structural schematic diagram of platform, Fig. 5 are the intracorporal part knot of the set casing of microphone multiband clock frequency response detection device of the invention
Structure schematic diagram.
External member 1C is additionally provided in fixation shell 18 of the invention, external member 1C can be rubber material, and external member 1C can make standard
The stabilization of microphone 19 is connected in fixed shell 19, while transaudient channel 1C2 and transfer chamber 1C1, acoustical generator are provided in external member 1C
The side of speaking of 1B is connected to by transaudient channel 1C2 with transfer chamber 1C1, and the sound recording portion of microphone module to be measured and transfer chamber 1C1 connect
Logical, the sound recording portion of standard microphone 19 is connected to transfer chamber 1C1.
The sound recording portion of microphone module to be measured is connected to transfer chamber 1C1 by interface channel 1C3, and external member 1C extension is connected to survey
It tries in the through-hole on platform, it is to be understood that sound recording portion one end of standard microphone 19 is wrapped in external member 1C, thus with
Transfer chamber 1C1 connection.
It should be noted that standard microphone 19 and the corresponding circuit block of acoustical generator 1B are additionally provided in set casing body,
Such as circuit board and electric wire component.
It is provided with one or more standard microphones 19 in fixation shell 18 of the invention, is illustrated in figure 4 and is provided with two
A standard microphone 19, the position of standard microphone 19 is opposite one by one with the position of microphone module 1A module to be measured, so that its
Multiple microphones can be tested, and a standard microphone 19 and corresponding one microphone module 1A connection to be measured are same
A transfer chamber 1C1, while multiple transfer chamber 1C1 can be connected to speak side or each transfer chamber 1C1 connection of the same acoustical generator 1B
The side of speaking of a corresponding acoustical generator 1B.
In addition, when multiple standard microphones 19 are arranged, it can also be used to which detection is integrated with the electronics of multiple microphone modules
Equipment.
Test platform 14 in the present embodiment is arranged in fixed plate 111, and test platform 14 includes connecting plate 141 and can
The platform board 142 of disassembly being connected on connecting plate 141, test section is located on platform board 142, is provided on connecting plate 141
First keeps away a hole, and fixed shell 18 passes through first and keeps away the bottom that a hole is connected to platform board 142.
It is allowed in this way when the microphone of the microphone or different number that need to test different models, need to only be dismantled more
Platform board 142 is changed, while replacing fixed shell 18, standard Mike 19 and acoustical generator 1B, it is simple and convenient；
It is understood that can be according to the model of microphone module to be measured, by the standard Mike 19 of respective numbers and sounding
Device 1B when surveying the microphone of some model, is only needed according to test mould group is formed in corresponding position data setting to fixed shell 18
Dismounting and change platform board 142 and test mould group.
Referring to Fig.1 and 2, the shielding case lid in the present embodiment includes fixed lid 121 and Moveable lid body 122, fix
Lid 121 is removably attachable in fixed plate 111 and is enclosed in the side of test platform 14, and fixed lid 121 includes top
Third opening, the side of Moveable lid body 122 is rotatably connected on fixed lid 121, and Moveable lid body 122 is driven by the first cylinder 16
Dynamic to close or open third opening, one end of the first cylinder 16 is connect with lid 121 is fixed, the other end and Moveable lid body 122
Connection is respectively connected with first cylinder 16 in the two sides of fixed lid 121, and connection control is stablized.
Preferably, the height of the fixed one end of lid 121 far from shaft lower than shaft height at one end, i.e. 2 orientation
In, the height of fixed 121 front side of lid is lower than the height of rear side, so that very convenient operator will after Moveable lid body 122 is opened
Microphone module to be measured carries out various operations on test platform 14.
In the present invention, it is vertically provided with support plate 15 in the two sides of pedestal case 11, is provided in one piece of support plate 15
Grating emission part, is provided with grating receiving unit corresponding with grating emission part in another piece of support plate 15, grating emission part and
Between grating receiving unit to penetrate area formed induction zone, prevent shield case lid close or pressing subordinate press during, operator
Member is because maloperation is pinched, and label 17 can be grating emission part or grating receiving unit as shown in figure 1.
Fig. 6 is please referred to, except wherein Fig. 6 goes for the pressing portion of microphone multiband clock frequency response detection device of the invention
The structural schematic diagram of shell.
In the present invention, pressing portion 13 includes substrate 151, the top of substrate 151 is provided with scanner 152, in substrate
Second that the scan path for avoiding scanner 152 is provided on 151 keeps away a hole 1511, is provided in the bottom of substrate 151
For squeezing the briquetting of electric terminal, briquetting is not shown, and information code is provided on each microphone module, by sweeping
It retouches information code and records corresponding test result after a test, enable and subsequent each microphone module is inquired according to information code
Test information.
The working principle of the invention: shielding case lid first is in the open state, and pressing portion 13 is located remotely from test platform
Microphone module 1A to be measured can be arranged on the test position of test platform 14 by top at this time, then press control switch 113,
So that the first cylinder 16 driving rotation closing third opening of Moveable lid body 122, while the second cylinder driving pressing portion 13 presses guide rail
The sliding of plate 131 pushes, and the briquetting in pressing portion 13 squeezes electric terminal and calibrating terminal is electrically connected, while keeping pressing shape
State is stablized so that being electrically connected；
Then, scanner 152 keeps away a hole 1511 through second and scans information code on microphone module 1A to be measured, sends out simultaneously
Sound device 1B successively issues the sound of multiple Frequency points, such as issues Frequency point, the sound of 768KHz Frequency point etc. of 2.4MHz, then
Then typing voice data is distinguished by standard microphone 19 and microphone module 1A to be measured, and is transferred to controller, by controller
The data of the two are compared, data here, which can be, is formed as voice data curve by data point, to judge microphone to be measured
The yield of module 1A, test result can be shown by display screen connected to the controller.
The test process of the microphone multiband clock frequency response detection device of this preferred embodiment is completed in this way.
The microphone multiband clock frequency response detection device of this preferred embodiment on test platform by being arranged test lead
Son is pressed by pressing subordinate so that the electric terminal and calibrating terminal of microphone module to be measured are electrically connected, while passing through acoustical generator
The sound of different frequency is issued, then microphone module to be measured and the received voice data of standard microphone are compared by controller, into
And judge the yield of microphone module to be measured, the quality of product is improved, is solved in high volume production process due to not perfect
Detection the problem of causing bad products to flow out, solve the problems, such as that product testing erroneous judgement property is big；
Wherein, the sound recording portion of microphone module to be measured and standard microphone is connected to same transfer chamber, to guarantee to record
The consistency of voice data, improves the precision of test before entering；
In addition, test platform includes connecting plate and the platform board that is removably attachable on connecting plate, fixed shell is worn
It crosses first and keeps away the bottom that a hole is connected to platform board, so that need to only be dismantled flat when needing to test the microphone of different models
Platen simultaneously replaces fixed shell, standard Mike and acoustical generator, simple and convenient.
In conclusion although the present invention has been disclosed above in the preferred embodiment, but above preferred embodiment is not to limit
The system present invention, those skilled in the art can make various changes and profit without departing from the spirit and scope of the present invention
Decorations, therefore protection scope of the present invention subjects to the scope of the claims.
Claims (10)
1. a kind of microphone multiband clock frequency response detection device, is examined for the sound logging data to microphone module
It surveys, is provided with electric terminal on the microphone module characterized by comprising
Controller；
Pedestal case, the first opening including top；
Fixed shell, is arranged in the pedestal case, the second opening including top,
Acoustical generator is arranged in the set casing body；
Test platform is connected to the top of the pedestal case and closing second opening, in the upper setting of the test platform
There is the test section for fixing microphone module to be measured, is provided on the test section for transaudient logical of the acoustical generator
Hole is provided with the calibrating terminal for being electrically connected with the electric terminal, the calibrating terminal and institute on the test section
State controller electric connection, when the microphone module to be measured is located at the test section, the record of the microphone module to be measured
Part is opposite with the through-hole；
Pressing portion is movably arranged on the top of the test platform, for squeezing the electric terminal and the survey by pushing
Terminal is tried to be electrically connected；
Standard microphone is arranged in the set casing body, is electrically connected with the controller；And
Case lid is shielded, is connected on the test platform, for surrounding the microphone module to be measured closed on the test platform.
2. microphone multiband clock frequency response detection device according to claim 1, which is characterized in that in the set casing
It is provided with transaudient channel and transfer chamber in vivo, the side of speaking of the acoustical generator is connected by the transaudient channel and the transfer chamber
Logical, the sound recording portion of the microphone module to be measured is connected to the transfer chamber, the sound recording portion of the standard microphone with it is described in
Turn chamber connection.
3. microphone multiband clock frequency response detection device according to claim 2, which is characterized in that in the set casing
It is provided with one or more standard microphones, the position of the position of the standard microphone and microphone module to be measured in vivo
Opposite one by one, a standard microphone is connected to the same transfer with corresponding one microphone module to be measured
Chamber.
4. microphone multiband clock frequency response detection device according to claim 1, which is characterized in that in the pedestal case
The first opening on be connected with fixed plate, be provided with lock on the outside of the pedestal case, the fixed plate passes through the lock
Dismountable pressing is connected on the pedestal case.
5. microphone multiband clock frequency response detection device according to claim 4, which is characterized in that the test platform
It is arranged in the fixed plate, the test platform includes connecting plate and the platform that is removably attachable on the connecting plate
Plate, the test section are located on the platform board, and first is provided on the connecting plate and keeps away a hole, the fixed shell passes through
Described first keeps away the bottom that a hole is connected to the platform board.
6. microphone multiband clock frequency response detection device according to claim 4, which is characterized in that the shielding case lid
It is removably attachable in the fixed plate including fixed lid and Moveable lid body, the fixed lid and is enclosed in the test
The side of platform, the fixed lid include the third opening at top, and the side of the Moveable lid body is rotatably connected on described solid
To determine on lid, the Moveable lid body is driven by the first cylinder to close or open the third and be open, and the one of first cylinder
End is connect with the fixed lid, and the other end is connect with the Moveable lid body, is respectively connected with one in the two sides of the fixed lid
A first cylinder；
The height of the described one end of fixed lid far from shaft lower than shaft height at one end.
7. microphone multiband clock frequency response detection device according to claim 4, which is characterized in that the pressing portion by
Second cylinder driving activity, is fixedly installed vertical guide-rail plate in the pedestal case, and second cylinder is fixed at
The fixed plate is run through in top one end of the bottom end of the guide-rail plate, the guide-rail plate, and the pressing portion is slidably connected
In top one end of the guide-rail plate.
8. microphone multiband clock frequency response detection device according to claim 1, which is characterized in that the test section is
Locating slot for the microphone module to be measured that is located by connecting.
9. microphone multiband clock frequency response detection device according to claim 1, which is characterized in that in the pedestal case
Two sides be vertically provided with support plate, grating emission part is provided in one piece of support plate, in another piece of support plate
It is provided with grating receiving unit corresponding with the grating emission part.
10. microphone multiband clock frequency response detection device according to claim 1, which is characterized in that the pressing portion
Including substrate, it is provided with scanner at the top of the substrate, is provided on the substrate for avoiding the scanner
The second of scan path keeps away a hole, and the bottom of the substrate is provided with the briquetting for squeezing the electric terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910429163.4A CN110087176B (en) | 2019-05-22 | 2019-05-22 | Multi-frequency-band clock frequency response detection equipment for microphone |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910429163.4A CN110087176B (en) | 2019-05-22 | 2019-05-22 | Multi-frequency-band clock frequency response detection equipment for microphone |
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| CN110087176A true CN110087176A (en) | 2019-08-02 |
| CN110087176B CN110087176B (en) | 2021-09-28 |
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| CN201910429163.4A Active CN110087176B (en) | 2019-05-22 | 2019-05-22 | Multi-frequency-band clock frequency response detection equipment for microphone |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111182434A (en) * | 2019-12-31 | 2020-05-19 | 深圳市潮流网络技术有限公司 | Conference system microphone anomaly detection method, conference system and test system |
| CN112153548A (en) * | 2020-09-15 | 2020-12-29 | 科大讯飞股份有限公司 | Microphone array consistency detection method and detection device |
| CN113301491A (en) * | 2021-05-27 | 2021-08-24 | 珠海市精实测控技术有限公司 | Positioning detection device and test platform for microphone |
| CN113709648A (en) * | 2021-08-27 | 2021-11-26 | 重庆紫光华山智安科技有限公司 | Microphone and loudspeaker collaborative testing method, system, medium and electronic terminal |
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