CN2736745Y - Automatic noise measuring and analyzing equipment - Google Patents
Automatic noise measuring and analyzing equipment Download PDFInfo
- Publication number
- CN2736745Y CN2736745Y CN 200420079571 CN200420079571U CN2736745Y CN 2736745 Y CN2736745 Y CN 2736745Y CN 200420079571 CN200420079571 CN 200420079571 CN 200420079571 U CN200420079571 U CN 200420079571U CN 2736745 Y CN2736745 Y CN 2736745Y
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- guide rail
- guiding rail
- horizontal
- sound intensity
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Abstract
The utility model relates to an automatic noise measuring and analyzing equipment, comprising a guiding rail component. The guiding rail component is composed of a coupled shaft rod which is in the horizontal direction, a horizontal guiding rail and a vertical guiding rail. The horizontal guiding rail is in movable connection with the vertical guiding rail via a vertical sliding block, the horizontal guiding rail is provided with a horizontal sliding block which is provided with a sound intensity probe, the sound intensity probe is respectively connected with a power supply and a data acquisition card [15]which is connected with a computer, the horizontal guiding rail and one end of the coupled shaft rod are respectively connected with a stepper motor by a shaft connector, the two stepper motors are respectively connected with a stepper motor controlling card via each driver, and the stepper motor controlling card is connected with the computer. By the utility model, the distribution graphic of sound intensity can be drawn out to identify automatically a plurality of noise sources of a measurand; the automatic noise measuring and analyzing equipment can be use to automatically discover and recognize various failures in product operation with high efficiency and precision and can be applied to the field of the noise reduction and the failure diagnosis of electromechanical product.
Description
One technical field
The utility model relates to a kind of electromechanical integration testing apparatus, the automatic measurement analysis device of a kind of especially noise.
Two background technologies
Noise Intensity Testing Technique developed rapidly since the initial stage eighties, and to measure sound pressure level different with common use sound meter, because it is less demanding to test environment, be suitable for doing in-site measurement, simultaneous adaptation is strong, is suitable for doing Noise Sources Identification, thereby obtains increasingly extensive application.The testing apparatus that has occurred at present multiple special use, but this kind equipment does not all possess the function of multiple spot or continuous automatic measurement, need manually carry out the adjusting sound intensity probe position of pointwise in the measuring process usually, has the shortcoming of the low and low precision of efficient.Simultaneously this kind equipment also only has the general analysis function, and does not possess purposes such as fault diagnosis that the using artificial intellectual technology realizes, quality monitoring.
Three summary of the invention
The purpose of this utility model is to provide a kind of automatic measurement analysis device of noise that can be applicable to the control of electromechanical equipment noise, fault diagnosis and quality monitoring.
The technical solution that realizes the utility model purpose is: the automatic measurement analysis device of a kind of noise, it comprises a guide assembly, guide assembly is by the coupling rod of horizontal direction, horizontal guide rail, vertical guide rail is formed, horizontal guide rail flexibly connects by vertical slipper and vertical guide rail, cross sliding clock is set on the horizontal guide rail, on this cross sliding clock sound intensity probe is set, sound intensity probe links to each other with data collecting card [15] and power supply respectively, data collecting card links to each other with computing machine, horizontal guide rail and coupling rod one end are connected with stepper motor by shaft joint respectively, two stepper motors driver by separately respectively link to each other with stepping motor control card, and stepping motor control card links to each other with computing machine.
The utility model is by computer-controlled stepper motor and transmission, mechanism such as fixing, make sound intensity probe can be on two dimensional surface fast moving, accurate location; The two-way signal that sound intensity probe records enters computing machine respectively after amplification, filtering and analog to digital conversion; Automatically carry out various analytical works by the computing machine special software, as drawing sound intensity distribution plan, determine the overriding noise source, analyze the frequency structure of noise etc., and further discern abnormal noise, judge all kinds of faults etc. automatically.In addition, system also can by computing machine finish test data storage, arrangement, graphically show, printing test form etc. as a result.
The utility model compared with prior art, its significant advantage is: by the autoscan of sound intensity probe near a certain side plane measurand, can draw out sound intensity distribution plan 1.; 2. by test, a plurality of noise sources that can automatically identification measurand, thereby definite overriding noise source are for noise reduction provides precondition; 3. can pass through the noise voice print analysis, understand the frequency structure of noise, and then analyze the mechanism that noise produces; 4. can be used as product quality control equipment and use, in time judge abnormal noise; 5. be used for automatic fault diagnosis, find, discern the operating all kinds of faults of product automatically, automatically efficiency of measurement and precision height.Application obtains expanding, and makes it not only can be applicable to the electronic product noise reduction, also can be applicable to fields such as fault diagnosis and quality monitoring.
Four description of drawings
Accompanying drawing is a kind of structural representation figure of the automatic measurement analysis device of noise of the present utility model.
Five embodiments
Below in conjunction with accompanying drawing the utility model is further described.
In conjunction with the accompanying drawings, the automatic measurement analysis device of a kind of noise, it comprises a guide assembly, guide assembly is by the coupling rod 12 of horizontal direction, horizontal guide rail 4, vertical guide rail 1,5 form, horizontal guide rail 4 is by vertical slipper 6,16 flexibly connect with vertical guide rail, cross sliding clock 3 is set on the horizontal guide rail, sound intensity probe 2 is set on this cross sliding clock, sound intensity probe links to each other with data collecting card 15 and polarization power supply 13 respectively, and data collecting card links to each other with computing machine 14, and horizontal guide rail and coupling rod one end are respectively by shaft joint 18,20 with stepper motor 7,9 connect, two stepper motors driver 8,10 by separately respectively link to each other with stepping motor control card 11, and stepping motor control card links to each other with computing machine 14.
The guide rail control section mainly is made up of PC 14, stepping motor control card 11, stepper motor 7,9 and planar guide rail.Wherein, two stepper motors are furnished with driver 8,10 respectively.The planar guide rail is an integral body of being made up of horizontal guide rail 4 and cross sliding clock thereof 3, two vertical guide rails 1,5 and vertical slipper 6,16 thereof, coupling rod 12.Tooth bar 17,19 is set on horizontal guide rail 4, the vertical guide rail 1,5.Stepping motor control card 11 links to each other with PC 14 by the PCI slot.The driver 8,10 that stepper motor 7,9 passes through separately respectively links to each other with stepping motor control card 11.Two motors link to each other with guide rail 1,5 with guide rail 4 respectively again.Like this, under the control of PC, the slide block on the guide rail just can move in two dimensional surface in the transmission by tooth bar 17,19.Polarization power supply 13 provides the polarizing voltage of 200V for sound intensity probe 2.Sound intensity probe 2 links to each other with data collecting card 15 by the bnc interface of standard.Data collecting card 15 links to each other with PC 14 by the PCI slot.So just the double-channel signal that collects can be input to PC handles.Sound intensity probe is fixed on the slide block of two-dimentional guide rail, does moving on X, the Z both direction by step motor drive, by computer-controlled stepper motor and transmission, mechanism such as fixing, make sound intensity probe can be on two dimensional surface fast moving, accurate location; The two-way signal that sound intensity probe records enters computing machine (employing has the number of signal condition function and adopts the above-mentioned processing of card realization) respectively after amplification, filtering and analog to digital conversion; Automatically carry out various analytical works by the computing machine special software, as drawing sound intensity distribution plan, determine the overriding noise source, analyze the frequency structure of noise etc., and further discern abnormal noise, judge all kinds of faults etc. automatically.In addition, system also can by computing machine finish test data storage, arrangement, graphically show, printing test form etc. as a result.
Claims (5)
1, the automatic measurement analysis device of a kind of noise, it is characterized in that: it comprises a guide assembly, guide assembly is by the coupling rod [12] of horizontal direction, horizontal guide rail [4], vertical guide rail [1,5] form, horizontal guide rail [4] is by vertical slipper [6,16] flexibly connect with vertical guide rail, cross sliding clock [3] is set on the horizontal guide rail, sound intensity probe [2] is set on this cross sliding clock, sound intensity probe links to each other with data collecting card [15] and power supply [13] respectively, data collecting card links to each other with computing machine [14], horizontal guide rail and coupling rod one end are respectively by shaft joint [18,20] connect with stepper motor [7,9], two stepper motors are the driver [8 by separately respectively, 10] link to each other with stepping motor control card [11], stepping motor control card links to each other with computing machine [14].
2, according to the automatic measurement analysis device of the described noise of claim 1, it is characterized in that: tooth bar [17,19] is set on horizontal guide rail [4], the vertical guide rail [1,5].
3, according to claim 1 or the automatic measurement analysis device of 2 described noises, it is characterized in that: sound intensity probe [2] links to each other with data collecting card [15] by the bnc interface of standard.
4, according to claim 1 or the automatic measurement analysis device of 2 described noises, it is characterized in that: stepping motor control card [11] links to each other with PC [14] by the PCI slot, and data collecting card [15] links to each other with PC [14] by the PCI slot.
5, according to claim 1 or the automatic measurement analysis device of 2 described noises, it is characterized in that: power supply [13] adopts polarization power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420079571 CN2736745Y (en) | 2004-09-17 | 2004-09-17 | Automatic noise measuring and analyzing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420079571 CN2736745Y (en) | 2004-09-17 | 2004-09-17 | Automatic noise measuring and analyzing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2736745Y true CN2736745Y (en) | 2005-10-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420079571 Expired - Fee Related CN2736745Y (en) | 2004-09-17 | 2004-09-17 | Automatic noise measuring and analyzing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2736745Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102141433A (en) * | 2010-12-22 | 2011-08-03 | 广东省汕头市质量计量监督检测所 | Image identification and noise automatic detection platform for sound toy |
| CN104279151A (en) * | 2014-09-17 | 2015-01-14 | 浙江工业大学 | Noise feature detection device of hydraulic pump |
| CN105682862A (en) * | 2013-10-29 | 2016-06-15 | 喜利得股份公司 | Handheld or semistationary machine tool or work tool |
| CN106644046A (en) * | 2015-11-02 | 2017-05-10 | 株洲时代新材料科技股份有限公司 | Sound intensity full-automatic measurement bracket and measurement method thereof |
| CN106625717A (en) * | 2017-01-23 | 2017-05-10 | 中国第汽车股份有限公司 | Numerical control scanning type robot for automobile noise source recognition |
| CN106840374A (en) * | 2017-01-06 | 2017-06-13 | 上海交通大学 | Array scanning noise-measuring system |
| CN107367325A (en) * | 2017-09-05 | 2017-11-21 | 北京理工大学 | A kind of automatic Sound Intensity Test System for obtaining spatial coordinate location |
| CN108020315A (en) * | 2017-12-28 | 2018-05-11 | 湖南科技大学 | A kind of portable sensor installation assistance platform for measuring contour curved surface sound intensity level |
| CN108398182A (en) * | 2018-01-25 | 2018-08-14 | 珠海格力电器股份有限公司 | Noise detection system and noise detection method |
| CN111504446A (en) * | 2020-04-03 | 2020-08-07 | 武汉理工大学 | Test system for surface sound intensity distribution on automatic scanning equipment |
-
2004
- 2004-09-17 CN CN 200420079571 patent/CN2736745Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102141433A (en) * | 2010-12-22 | 2011-08-03 | 广东省汕头市质量计量监督检测所 | Image identification and noise automatic detection platform for sound toy |
| CN105682862A (en) * | 2013-10-29 | 2016-06-15 | 喜利得股份公司 | Handheld or semistationary machine tool or work tool |
| CN104279151A (en) * | 2014-09-17 | 2015-01-14 | 浙江工业大学 | Noise feature detection device of hydraulic pump |
| CN106644046A (en) * | 2015-11-02 | 2017-05-10 | 株洲时代新材料科技股份有限公司 | Sound intensity full-automatic measurement bracket and measurement method thereof |
| CN106840374A (en) * | 2017-01-06 | 2017-06-13 | 上海交通大学 | Array scanning noise-measuring system |
| CN106625717A (en) * | 2017-01-23 | 2017-05-10 | 中国第汽车股份有限公司 | Numerical control scanning type robot for automobile noise source recognition |
| CN107367325A (en) * | 2017-09-05 | 2017-11-21 | 北京理工大学 | A kind of automatic Sound Intensity Test System for obtaining spatial coordinate location |
| CN108020315A (en) * | 2017-12-28 | 2018-05-11 | 湖南科技大学 | A kind of portable sensor installation assistance platform for measuring contour curved surface sound intensity level |
| CN108398182A (en) * | 2018-01-25 | 2018-08-14 | 珠海格力电器股份有限公司 | Noise detection system and noise detection method |
| CN108398182B (en) * | 2018-01-25 | 2020-01-10 | 珠海格力电器股份有限公司 | Noise detection system and noise detection method |
| CN111504446A (en) * | 2020-04-03 | 2020-08-07 | 武汉理工大学 | Test system for surface sound intensity distribution on automatic scanning equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051026 Termination date: 20120917 |