CN108020315A - A kind of portable sensor installation assistance platform for measuring contour curved surface sound intensity level - Google Patents
A kind of portable sensor installation assistance platform for measuring contour curved surface sound intensity level Download PDFInfo
- Publication number
- CN108020315A CN108020315A CN201711452510.2A CN201711452510A CN108020315A CN 108020315 A CN108020315 A CN 108020315A CN 201711452510 A CN201711452510 A CN 201711452510A CN 108020315 A CN108020315 A CN 108020315A
- Authority
- CN
- China
- Prior art keywords
- sound intensity
- guide rail
- intensity level
- curved surface
- sliding block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009434 installation Methods 0.000 title claims description 18
- 239000000523 sample Substances 0.000 claims abstract description 16
- 125000006850 spacer group Chemical group 0.000 claims description 8
- 238000005259 measurement Methods 0.000 abstract description 15
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The invention discloses a kind of portable sensor for measuring contour curved surface sound intensity level to install assistance platform, including bottom plate, working plate, two guide rails and cantilever beam；The bottom plate is equipped with two guide grooves being arranged in parallel, and the both ends of guide rail are equipped with roller, and the roller at guide rail both ends, which is placed in, to be respectively placed in two guide grooves；The both ends of the working plate are placed on two guide rails by sliding block respectively, and positioner is equipped between sliding block and guide rail；The cantilever depth of beam can be adjusted, and the end of cantilever beam is equipped with clamping head, and clamping head is connected with sound intensity probe, and sound intensity probe is located above working plate.The present invention can carry out tri- directionally independent movements of X, Y, Z, realize the accurate measurement of the high curved surface sound intensity level such as different surfaces shape testee, and sound intensity level measurement assistance platform is simple in structure, low manufacture cost, easy to use, high certainty of measurement.
Description
Technical field
The invention belongs to sound intensity level detection device technical field, is specifically related to a kind of portable contour curved surface sound intensity of measurement
The sensor installation assistance platform of level.
Background technology
For modern mechanical manufacturing enterprise, the rotating machinery parts product such as production motor, due to its structure or dress
Larger noise is often produced with reason, seriously affects product quality, causes running environment noise pollution.In order to reduce operation
Noise, lifts the quality of product, need to be by carrying out sound intensity level test to each position of its product structure, to obtain point of sound intensity level
Cloth cloud atlas, finds out the regularity of distribution of noise, so as to targetedly be improved optimization to structure, has reached the mesh for reducing noise
's.They measure often through multiple sound intensity probes are installed on the surface of product, wherein sound intensity probe include amplifier,
Spacer, microphone, but since sound intensity probe is expensive, it is complicated plus some product structure surfaces, as motor shows often
For curve form, to obtain accurate equidistant surface sound intersity measurement is difficult.
Most of measurement to sound intensity level at present is all to use manual scanning method, and manual scanning method is exactly to be connected by handle
Single sound intensity probe measures.But surveyed with the mode on single sound intensity probe manually scanning machine surface
Amount, and this mode is although simple in structure, cost is relatively low, but can not achieve the survey of microphone and machine surface constant distance
Amount.Therefore, the sensor installation assistance platform that a kind of packaged type measures contour curved surface sound intensity level is designed, to collection measured object
Sound intensity level data and grasp its noise regularity of distribution and be particularly important.
The content of the invention
It is easy to operate in order to solve the above technical problem, the present invention provides a kind of simple in structure, complexity can be tested
Testee is realized constant distance traverse measurement in thing surface in X, Y plane, and can realize quantification to the displacement of translation
The movable type of measurement measures the sensor installation assistance platform of contour curved surface sound intensity level.
The solve the above problems technical solution of use of the present invention is：A kind of portable sensing for measuring contour curved surface sound intensity level
Device installs assistance platform, including bottom plate, working plate, two guide rails and cantilever beam；What the bottom plate was arranged in parallel equipped with two
Guide groove, the both ends of guide rail are equipped with roller, and the roller at guide rail both ends, which is placed in, to be respectively placed in two guide grooves；The work is put down
The both ends of plate are placed on two guide rails by sliding block respectively, and positioner is equipped between sliding block and guide rail；The height of the cantilever beam
Degree can be adjusted, and the end of cantilever beam is equipped with clamping head, and clamping head is connected with sound intensity probe, and sound intensity probe is located on working plate
Side.
Above-mentioned movable type is measured in the sensor installation assistance platform of contour curved surface sound intensity level, and the bottom plate is equipped with
Perpendicular to two columns of bottom plate, the opposite side of two columns is equipped with guide groove, and sliding block, sliding block are equipped between two columns
Both ends are inlaid in the guide groove of two columns；The cantilever beam is fixedly connected with a slide block；Sliding block is equipped with threaded hole, threaded hole
Interior to be equipped with caging bolt I, caging bolt I enables to sliding block to be fixed relative to column.
Above-mentioned movable type is measured in the sensor installation assistance platform of contour curved surface sound intensity level, and the guide rail is equipped with
Long straight hole；The sliding block at working plate both ends is inlaid in long straight hole, and threaded hole, the threaded hole of two sliding blocks are respectively equipped with two sliding blocks
Caging bolt II, caging bolt IV are inside separately installed with, caging bolt II, caging bolt IV enable to sliding block relative to guide rail
It is fixed.
Above-mentioned movable type is measured in the sensor installation assistance platform of contour curved surface sound intensity level, on the working plate
Equipped with hand push rod.
Above-mentioned movable type is measured in the sensor installation assistance platform of contour curved surface sound intensity level, in two guide rails on a guide rail
Equipped with scale II, the scale II corresponded on working plate on the guide rail is equipped with pointer I；One end of another guide rail is equipped with spacing spiral shell
Bolt III, caging bolt III enable to working plate to be fixed relative to bottom plate.
Above-mentioned movable type is measured in the sensor installation assistance platform of contour curved surface sound intensity level, and one of two columns are equipped with
Scale I；Scale III is equipped with close to a guide groove, pointer II is equipped with towards one end of scale on guide rail on bottom plate.
Above-mentioned movable type is measured in the sensor installation assistance platform of contour curved surface sound intensity level, the sound intensity probe bag
Include amplifier, spacer and microphone II, microphone I；Amplifier be installed on clamping head on, microphone II, microphone I respectively with
Amplifier connects；Between microphone II and microphone I, microphone II is placed in above working plate spacer.
Compared with prior art, the beneficial effects of the present invention are：
1st, the present invention uses the design feature of Purely mechanical, its is simple in structure, easy to operate, good manufacturability and is easily installed, and passes
Noise caused by dynamic is minimum, small to measurement result generation error, and making material can replace steel alloy with plastics, be produced into
This is low.
2nd, the present invention can carry out tri- directionally independent movements of X, Y, Z, realize the contour song of different surfaces shape testee
The accurate measurement of face sound intensity level.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention.
Fig. 2 is the front view of the present invention.
Fig. 3 is the top view of the present invention.
Fig. 4 is the side view of the present invention.
Fig. 5 is the structure diagram of the working plate of the present invention.
Fig. 6 is the structure diagram of the guide rail of the present invention.
Fig. 7 is the structure chart of the sliding block being connected with cantilever beam of the present invention.
In figure：Bottom plate 1, guide rail 2, column 3, scale I 4, sliding block 5, caging bolt I 6, cantilever beam 7, roller 8, caging bolt
II 9, caging bolt III 10, hand push rod 11, working plate 12, testee 13, scale II 14, tuning drive gear I 15, scale refer to
Pin II 16, scale III 17, caging bolt IV 18, clamping head 19, amplifier 20, microphone 21, microphone I 22, spacer 23.
Embodiment
The present invention is further illustrated below in conjunction with the accompanying drawings.
As Figure 1-Figure 4, the present invention includes bottom plate 1, working plate 12, two guide rails 2 and cantilever beam 7；The bottom plate 1
The two guide groove 1-1 being arranged in parallel are equipped with, the both ends of guide rail 2 are equipped with roller 8, and the roller 8 at 2 both ends of guide rail, which is placed in, to be respectively placed in
In two guide groove 1-1.Be equipped with scale II 14 close to a guide groove 1-1 on bottom plate 1, correspond to quarter in two guide rails 2 on a guide rail
Spend II 14 and be equipped with pointer I 15, one end is equipped with caging bolt III 10 on another guide rail, is used for realization the consolidating relative to bottom plate 1 of guide rail 2
It is fixed.
The guide rail 2 is equipped with long straight hole, and the sliding block at 12 both ends of working plate is inlaid in long straight hole, divides on two sliding blocks
Not She You threaded hole, caging bolt II 9, caging bolt IV 18 be installed in the threaded hole of two sliding blocks, it is caging bolt II 9, spacing
Bolt IV 18 enables to working plate 12 to be fixed relative to guide rail 2.In two guide rails scale is equipped with close to long straight hole on a guide rail
III 17, pointer II 16 is equipped with corresponding to scale III 17 on working plate 12.One end of working plate 12 is equipped with hand push rod 11, just
Moved in working plate 12 along guide rail 2.
The bottom plate 1 is equipped with two columns 3 perpendicular to bottom plate 1, and the opposite side of two columns 3 is equipped with guide groove 3-
1, sliding block 5 is equipped between two columns 3, and 5 both ends of sliding block are inlaid in the guide groove 3-1 of two columns.The cantilever beam 7
One end be fixedly connected with a slide block, the other end is equipped with clamping head 19, and clamping head 19 is connected with sound intensity probe, and sound intensity probe is located at work
Make the top of tablet 12.Sliding block 5 is equipped with threaded hole, is equipped with caging bolt I 6 in threaded hole, caging bolt I 6 enables to slide
Block 5 is fixed relative to column 3.One column is equipped with scale I 4, for moving up and down for quantitative measurement cantilever beam 7
Amount.
The sound intensity probe includes amplifier 20, spacer 23 and microphone II 21, microphone I 22；Amplifier 20 is pacified
On clamping head 19, microphone II 21, microphone I 22 are connected with amplifier 20 respectively；Spacer 23 is located at microphone II 21
Between microphone I 22, microphone II 21 is placed in the top of measured object 13, and the measurement of sound intensity level is carried out to testee 13.It is tested
Thing 13 is placed on the upper surface of working plate 12.
For the present invention when being measured to X, Y plane measured object, mobile hand push rod 11 causes working plate 12 along bottom plate 1
Sliding slot direction when being moved to a part, screw caging bolt III 10, make the inner face of caging bolt III 10 and one end of bottom plate 1
Face contact carries out spacing clamping, passes through the mobile accurate distance of the measurement of tuning drive gear II 14.Mobile hand push rod 11 is so that work
Tablet 12 along the 2 internal chute direction of guide rail with sliding slot be moved to some position when, screw caging bolt IV 18, caging bolt II
9, working plate 12 is fixed relative to guide rail 2, pass through the mobile accurately distance of the measurement of tuning drive gear II 16.In Z-direction
On, 5 front and rear surfaces of sliding block beat threaded hole, and caging bolt I 6 is connected with the threaded hole of sliding block 5, and the inner face of caging bolt I 6 is with standing
The rear end face contact of column 3, when both ends, the sliding block 5 with boss is translatable in z-direction when arriving a certain position, the inner of caging bolt I 6
Face and the rear end face of column 3 carry out spacing clamping, pass through the mobile accurate distance of the measurement of scale I 4.
Claims (7)
- A kind of 1. portable sensor installation assistance platform for measuring contour curved surface sound intensity level, it is characterised in that：Including bottom plate, work Make tablet, two guide rails and cantilever beam；The bottom plate is equipped with two guide grooves being arranged in parallel, and the both ends of guide rail are equipped with roller, The roller at guide rail both ends, which is placed in, to be respectively placed in two guide grooves；The both ends of the working plate are placed in two by sliding block respectively On guide rail, positioner is equipped between sliding block and guide rail；The cantilever depth of beam can be adjusted, and the end of cantilever beam is equipped with Clamping head, clamping head are connected with sound intensity probe, and sound intensity probe is located above working plate.
- 2. the portable sensor installation assistance platform for measuring contour curved surface sound intensity level according to claim 1, its feature It is：The bottom plate is equipped with two columns perpendicular to bottom plate, and the opposite side of two columns is equipped with guide groove, and described two Sliding block is equipped between column, sliding block both ends are inlaid in the guide groove of two columns；The cantilever beam is fixedly connected with a slide block；It is sliding Block is equipped with threaded hole, is equipped with caging bolt I in threaded hole, caging bolt I enables to sliding block to be fixed relative to column.
- 3. the portable sensor installation assistance platform for measuring contour curved surface sound intensity level according to claim 1, its feature It is：The guide rail is equipped with long straight hole；The sliding block at working plate both ends is inlaid in long straight hole, is respectively equipped with two sliding blocks Threaded hole, is separately installed with caging bolt II, caging bolt IV, caging bolt II, caging bolt IV in the threaded hole of two sliding blocks Sliding block is enabled to be fixed relative to guide rail.
- 4. the portable sensor installation assistance platform for measuring contour curved surface sound intensity level according to claim 1, its feature It is：The working plate is equipped with hand push rod.
- 5. the portable sensor installation assistance platform for measuring contour curved surface sound intensity level according to claim 1, its feature It is：A guide rail is equipped with scale II in two guide rails, and the scale II corresponded on working plate on the guide rail is equipped with pointer I；Separately One end of one guide rail is equipped with caging bolt III, and caging bolt III enables to working plate to be fixed relative to bottom plate.
- 6. the portable sensor installation assistance platform for measuring contour curved surface sound intensity level according to claim 1, its feature It is：One of two columns are equipped with scale I；Scale III is equipped with close to a guide groove, on bottom plate towards one end of scale on guide rail Equipped with pointer II.
- 7. the portable sensor installation assistance platform for measuring contour curved surface sound intensity level according to claim 1, its feature It is：The sound intensity probe includes amplifier, spacer and microphone II, microphone I；Amplifier is installed on clamping head, Microphone II, microphone I are connected with amplifier respectively；Between microphone II and microphone I, microphone II is placed in spacer Above working plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711452510.2A CN108020315A (en) | 2017-12-28 | 2017-12-28 | A kind of portable sensor installation assistance platform for measuring contour curved surface sound intensity level |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711452510.2A CN108020315A (en) | 2017-12-28 | 2017-12-28 | A kind of portable sensor installation assistance platform for measuring contour curved surface sound intensity level |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108020315A true CN108020315A (en) | 2018-05-11 |
Family
ID=62072054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711452510.2A Pending CN108020315A (en) | 2017-12-28 | 2017-12-28 | A kind of portable sensor installation assistance platform for measuring contour curved surface sound intensity level |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108020315A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030632A (en) * | 2018-08-23 | 2018-12-18 | 华南理工大学 | A kind of sound intensity semi-automatic measuring bracket and its measurement method |
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|---|---|---|---|---|
| DE7425078U (en) * | 1974-07-19 | 1977-04-14 | Ising, Hartmut, Dr.-Ing., 1000 Berlin | SOUND INTENSITY MEASURING DEVICE |
| CN2736745Y (en) * | 2004-09-17 | 2005-10-26 | 南京理工大学 | Automatic noise measuring and analyzing equipment |
| CN1768877A (en) * | 2005-09-26 | 2006-05-10 | 西安交通大学 | Drive control method of acoustic field focus mode of sphere phase array focused ultrasound transducer |
| CN103035156A (en) * | 2012-11-15 | 2013-04-10 | 江苏慧硕科教仪器有限公司 | B-type ultrasonic wave principle demonstration experiment instrument for teaching |
| CN202920235U (en) * | 2012-10-17 | 2013-05-08 | 吴宗贵 | Experimental animal ultrasonic support device for auxiliary positioning |
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-
2017
- 2017-12-28 CN CN201711452510.2A patent/CN108020315A/en active Pending
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|---|---|---|---|---|
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| CN2736745Y (en) * | 2004-09-17 | 2005-10-26 | 南京理工大学 | Automatic noise measuring and analyzing equipment |
| CN1768877A (en) * | 2005-09-26 | 2006-05-10 | 西安交通大学 | Drive control method of acoustic field focus mode of sphere phase array focused ultrasound transducer |
| CN202920235U (en) * | 2012-10-17 | 2013-05-08 | 吴宗贵 | Experimental animal ultrasonic support device for auxiliary positioning |
| CN103035156A (en) * | 2012-11-15 | 2013-04-10 | 江苏慧硕科教仪器有限公司 | B-type ultrasonic wave principle demonstration experiment instrument for teaching |
| CN204405175U (en) * | 2014-12-26 | 2015-06-17 | 潍柴动力股份有限公司 | Noise test fixing support for microphone in a kind of Automobile |
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| CN206593875U (en) * | 2017-03-13 | 2017-10-27 | 上汽通用汽车有限公司 | test device |
| CN106767464A (en) * | 2017-03-14 | 2017-05-31 | 中国工程物理研究院激光聚变研究中心 | non-contact thickness measuring device and method |
| CN207649760U (en) * | 2017-12-28 | 2018-07-24 | 湖南科技大学 | The sensor erecting bed of the accurate traverse measurement sound intensity level of three-dimensional |
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| Title |
|---|
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030632A (en) * | 2018-08-23 | 2018-12-18 | 华南理工大学 | A kind of sound intensity semi-automatic measuring bracket and its measurement method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180511 |
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| RJ01 | Rejection of invention patent application after publication |