CN205265915U - A sound -proof box for test of highly sensitive MIC - Google Patents
A sound -proof box for test of highly sensitive MIC Download PDFInfo
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- CN205265915U CN205265915U CN201521014680.9U CN201521014680U CN205265915U CN 205265915 U CN205265915 U CN 205265915U CN 201521014680 U CN201521014680 U CN 201521014680U CN 205265915 U CN205265915 U CN 205265915U
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Abstract
The utility model discloses a sound -proof box for test of highly sensitive MIC, including the base and the box AND gate body done with double -deck bakelite plate system, the double -deck bakelite plate body is including first, the 2nd bakelite plate, packs soundproof cotton between first, the 2nd bakelite plate, install the display screen on the base, start button and central control unit, central control unit respectively with the display screen with start button electric connection, be equipped with the mounting hole on the box lateral wall, install socket and interface on the mounting hole, be equipped with first sealed sound insulation between the inner wall of socket and interface and mounting hole and enclose. The utility model discloses the cost of manufacture is low, the shift position of being convenient for, convenient to use, pack soundproof cotton between a bakelite plate and the 2nd bakelite plate, the noise of isolated outside that can be fine improves MIC testing accuracy, the display screen with start the button setting and show the AND operation in the box outside, can guarantee that highly sensitive MIC is in under inclosed environment all the time in test procedure, and show the test result on the display screen.
Description
Technical field
The utility model relates to a kind of sound proof box for highly sensitive MIC test.
Background technology
The test of highly sensitive MIC (microphone, microphone) is higher to environmental requirement, because environment is assortedErroneous judgement when sound can cause test. When general factory testing, can make a special soundproof room, by highly sensitive MICBe placed in soundproof room and test, but, set up special soundproof room material used many, cost is higher,And place is fixing cannot move, and uses very inconvenient. Therefore, be necessary to provide a kind of new modeAddress the above problem.
Utility model content
The purpose of this utility model is to provide one highly sensitive MIC and outside noisy environment can be isolated,Improve highly sensitive MIC test accuracy, be convenient to shift position, reduce production cost for highly sensitive MICThe sound proof box of test.
To achieve these goals, the technical scheme that the utility model adopts is as follows:
For a sound proof box for highly sensitive MIC test, comprise base, described base top is provided with casing,On described casing, offer a body, described casing and described Men Tijun adopt double-layer electric plank system to do, described inDouble-layer electric plank body comprises the first bakelite plate and the second bakelite plate, described the first bakelite plate and described the second bakeliteBetween plate, be filled with Sound-proof material, display screen be installed on described base and start button, establish described base insideHave central control unit, described central control unit electrically connects with described display screen and described startup button respectivelyConnect, on described wall box, be also provided with some installing holes, outlet, bad is installed on described installing holeProduct case socket and tone frequency channel wire interface, described outlet, defective product box socket and tone frequency channel wire interface and described peaceBetween the inwall in dress hole, be equipped with the first sound insulaton circle.
Preferably, described casing is cuboid, and described casing comprises first to fourth sidewall, diapire and topWall, the diapire of described casing is fixed on described base, on the first side wall of described casing, offers doorframe,The overall structure that the first side wall of described doorframe and described casing is formed in one, is pasted with on described doorframeTwo sound insulaton circles, the size of described the second sound insulaton circle and described doorframe matches, and described doorframeOne side is connected with a side of described door body, and described door body is pasted with the 3rd towards the edge of the one side of described casingSound insulaton circle, described the 3rd sound insulaton circle is identical with the size and shape of described the second sound insulaton circle,In the time that described door body is closed, described the 3rd sound insulaton circle covers described the second sound insulaton circle just.
Preferably, the front of described doorframe equals to the distance between the outside wall surface of the first side wall of described casingThe thickness of the thickness of described the 3rd sound insulaton circle, the thickness of described the second sound insulaton circle and described door body itWith, the reverse side of described doorframe and the internal face of described the first side wall are in same plane.
Compared with prior art, the utility model exists for the beneficial effect of the sound proof box of highly sensitive MIC testIn: sound proof box cost of manufacture described in the utility model is low, is convenient to shift position, easy to use; Described firstSound insulation by filling cotton between bakelite plate and described the second bakelite plate, can well completely cut off outside noise, improvesHighly sensitive MIC test accuracy; Described display screen and startup button are arranged on casing outside and show and behaviourDo, can ensure highly sensitive MIC in test process all the time under airtight environment, and test result canTo show screen display.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model for the sound proof box of highly sensitive MIC test;
Fig. 2 is the structural representation of double-layer electric plank body described in the utility model;
Fig. 3 is the first side wall of casing described in the utility model and the combining structure schematic diagram of described doorframe;
Fig. 4 is the combining structure schematic diagram of the 3rd sound insulaton circle described in Men Tiyu described in the utility model.
In figure, each mark is as follows: 1, base; 2, casing; 201, the first side wall; 202, doorframe; 3, doorBody; 4, the first bakelite plate; 5, the second bakelite plate; 6, Sound-proof material; 7, display screen; 8, start button;9, the 3rd sound insulaton circle.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is further described.
Refer to shown in Fig. 1 to Fig. 4, the utility model provides a kind of sound insulation for highly sensitive MIC testCase, comprises base 1, and described base 1 top is provided with casing 2, on described casing 2, offers a body 3,Described casing 2 and described door body 3 all adopt double-layer electric plank system to do, and described double-layer electric plank body comprises theOne bakelite plate 4 and the second bakelite plate 5, be filled with between described the first bakelite plate 4 and described the second bakelite plate 5Sound-proof material 6, is provided with display screen 7 and starts button 8, during described base 1 inside is provided with on described base 1Centre control module, described central control unit electrically connects with described display screen 7 and described startup button 8 respectivelyConnect, on described casing 2 sidewalls, be also provided with some installing holes, outlet, is no installed on described installing holeNon-defective unit case socket and tone frequency channel wire interface, described outlet, defective product box socket and tone frequency channel wire interface with described inBetween the inwall of installing hole, be equipped with the first sound insulaton circle.
Wherein, described casing 2 can be according to actual demand design shape, in the present embodiment, and described casing 2Be designed to cuboid, described casing 2 comprises first to fourth sidewall, diapire and roof, described casing 2Diapire be fixed on described base 1, on the first side wall 201 of described casing 2, offer doorframe 202, instituteState the overall structure that doorframe 202 and the first side wall 201 of described casing 2 are formed in one, described doorframe 202On be pasted with the second sound insulaton circle, the size of described the second sound insulaton circle and described doorframe 202 matches,And a side of described doorframe 202 is connected with a side of described door body 3, described door body 3 is towards described casing 2The edge of one side be pasted with the 3rd sound insulaton circle 9, described the 3rd sound insulaton circle 9 and described the second sealingThe size and shape of sound insulation circle is identical, and in the time that described door body 3 is closed, described the 3rd sound insulaton circle 9 is luckyCover described the second sound insulaton circle.
The front of described doorframe 202 is to the distance between the outside wall surface of the first side wall 201 of described casing 2 etc.In the thickness of the thickness of described the 3rd sound insulaton circle 9, described the second sound insulaton circle and described door body 3Thickness sum, the internal face of the reverse side of described doorframe 202 and described the first side wall 201 is in same plane.Therefore, in the time that described door body 3 is closed, the described door outside wall surface of body 3 and the outer wall of described the first side wall 201Face is in same plane.
In the present embodiment, described the first sound insulaton circle, described the second sound insulaton circle and described the 3rd closePacking voice coil loudspeaker voice coil 9 all adopts Sound-proof material 6 to make, ensure test highly sensitive MIC in test process completely everyFrom the noise of casing 2 external environment conditions, improve the degree of accuracy of test result.
When use, beat opening door body 3, highly sensitive MIC is put into casing 2 inside, by connecing on highly sensitive MICMouth is connected with outlet, defective product box socket and tone frequency channel wire interface respectively, then closes a body 3, presses and opensMoving button 8 starts to measure, and measurement result can show on display screen 7, is completed rear deenergization, beatsOpening door body 3, takes out highly sensitive MIC.
Below schematically the utility model and embodiment thereof are described, this description does not have restricted,Shown in accompanying drawing is also one of embodiment of the present utility model, and actual structure is not limited to this.So, if those of ordinary skill in the art is enlightened by it, create aim not departing from the utility modelIn situation, without the creationary frame mode similar to this technical scheme and the embodiment of designing, all should belong toIn protection domain of the present utility model.
Claims (3)
1. for a sound proof box for highly sensitive MIC test, comprise base, described base top is provided with caseBody, offers a body on described casing, it is characterized in that: described casing and described Men Tijun adopt double-layer electricPlank system is done, and described double-layer electric plank body comprises the first bakelite plate and the second bakelite plate, described the first bakeliteBetween plate and described the second bakelite plate, be filled with Sound-proof material, display screen be installed on described base and start button,Described base inside is provided with central control unit, described central control unit respectively with described display screen and described inStart button and be electrically connected, on described wall box, be also provided with some installing holes, on described installing hole, be provided withOutlet, defective product box socket and tone frequency channel wire interface, described outlet, defective product box socket and audio frequencyBetween line interface and the inwall of described installing hole, be equipped with the first sound insulaton circle.
2. the sound proof box for highly sensitive MIC test as claimed in claim 1, is characterized in that: described inCasing is cuboid, and described casing comprises first to fourth sidewall, diapire and roof, the end of described casingWall is fixed on described base, on the first side wall of described casing, offers doorframe, described doorframe and described caseThe overall structure that the first side wall of body is formed in one, is pasted with the second sound insulaton circle, institute on described doorframeThe size of stating the second sound insulaton circle and described doorframe matches, and a side of described doorframe and described door bodyOne side connects, and described door body is pasted with the 3rd sound insulaton circle towards the edge of the one side of described casing, described inThe 3rd sound insulaton circle is identical with the size and shape of described the second sound insulaton circle, in the time that described door body is closed,Described the 3rd sound insulaton circle covers described the second sound insulaton circle just.
3. the sound proof box for highly sensitive MIC test as claimed in claim 2, is characterized in that: described inThe front of doorframe equals described the 3rd sound insulaton to the distance between the outside wall surface of the first side wall of described casingThe thickness sum of the thickness of thickness, the described second sound insulaton circle of circle and described door body, described doorframe anti-The internal face of face and described the first side wall is in same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521014680.9U CN205265915U (en) | 2015-12-09 | 2015-12-09 | A sound -proof box for test of highly sensitive MIC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521014680.9U CN205265915U (en) | 2015-12-09 | 2015-12-09 | A sound -proof box for test of highly sensitive MIC |
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| Publication Number | Publication Date |
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| CN205265915U true CN205265915U (en) | 2016-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521014680.9U Active CN205265915U (en) | 2015-12-09 | 2015-12-09 | A sound -proof box for test of highly sensitive MIC |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108196152A (en) * | 2018-02-11 | 2018-06-22 | 珠海博杰电子股份有限公司 | Rotary dual function stations automation equipment |
| CN109391893A (en) * | 2017-08-10 | 2019-02-26 | 百辰光电股份有限公司 | Microphone test equipment and its method |
| CN110702217A (en) * | 2019-11-15 | 2020-01-17 | 日本电产科宝(浙江)有限公司 | Noise detection device |
-
2015
- 2015-12-09 CN CN201521014680.9U patent/CN205265915U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109391893A (en) * | 2017-08-10 | 2019-02-26 | 百辰光电股份有限公司 | Microphone test equipment and its method |
| CN108196152A (en) * | 2018-02-11 | 2018-06-22 | 珠海博杰电子股份有限公司 | Rotary dual function stations automation equipment |
| CN108196152B (en) * | 2018-02-11 | 2024-01-05 | 珠海博杰电子股份有限公司 | Rotary type double-function station automation equipment |
| CN110702217A (en) * | 2019-11-15 | 2020-01-17 | 日本电产科宝(浙江)有限公司 | Noise detection device |
| CN110702217B (en) * | 2019-11-15 | 2021-07-27 | 日本电产科宝(浙江)有限公司 | Noise detection device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |