CN103591426B - Acoustic modal measurement microphone device in automobile for test - Google Patents
Acoustic modal measurement microphone device in automobile for test Download PDFInfo
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- CN103591426B CN103591426B CN201310600549.XA CN201310600549A CN103591426B CN 103591426 B CN103591426 B CN 103591426B CN 201310600549 A CN201310600549 A CN 201310600549A CN 103591426 B CN103591426 B CN 103591426B
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- plate
- microphone
- combination plate
- microphone device
- spring coiling
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Abstract
The invention relates to an acoustic model measurement microphone device in an automobile for a test. The acoustic model measurement microphone device solves the problems that an existing microphone support is difficult to install, the precision of the placement position of a microphone is hardly ensured, and the support is limited by automobile models when being applied. The acoustic model measurement microphone device comprises a main combination board, an auxiliary combination board, a side board, suckers, spring coiling machines with hooks and a space limiting assembly. The main board, the side board and the suckers are connected through bolts. The suckers are adsorbed to a front windshield and a rear windshield respectively so that the whole device can be hung in the automobile. The two sides of the main combination board are provided with the two spring coiling machines with the hooks respectively. The ends, with the hooks, of the spring coiling machines are connected with the auxiliary combination board. The extending lengths of the spring coiling machines are adjusted as required, and the position of the auxiliary combination board in the space inside the automobile in the vertical direction is determined. The position of the auxiliary combination board in the space inside the automobile in the front-and-rear direction is determined through the space positioning assembly installed on the main combination board. The acoustic model measurement microphone device has the advantages of being simple in structure and convenient to install.
Description
Technical field
The present invention relates to acoustic mode measuring microphone device in a kind of test car.
Background technique
At present, both at home and abroad being distributed in operatic tunes microphone array everywhere in car, in order to calculate the mode of the operatic tunes in car to needing to set up one when acoustic mode is measured in car.For the mode of the operatic tunes in Measurement accuracy car, the microphone array set up needs hundreds of even thousands of measuring points, and in car, the operatic tunes has the feature of spatial structure complexity, and this makes laying of microphone very difficult.The restriction of laying by interior space of support in car of what traditional method adopted lay microphone, lays very difficulty.Traditional microphone laying bracket is also by the restriction of single vehicle, and using scope is narrow, and is in use difficult to ensure that the coordinate that microphone detecting sensor and test are formulated is consistent, and needs staff repeatedly to adjust its supporting position, inconvenient operation.
Summary of the invention
The present invention installs difficulty to solve existing microphone arm, be difficult to ensure that microphone riding position precision and stent applications are in the limited problem of vehicle, provides acoustic mode measuring microphone device in a kind of test car.
Acoustic mode measuring microphone device in test car, comprise main combination plate, side plate part, secondary combination plate, microphone locating clip, sucker, the spring coiling machine of space limit assembly and band crotch, described main combination plate, side plate part and sucker are bolted, at the spring coiling machine of each mounting strap crotch in the both sides of described main composition board, described space limit assembly is fixed by screws on main combination plate, by the position of adjustment space limit assembly, make the crotch of spring coiling machine one end of band crotch combine plate with pair to be connected, microphone locating clip is clipped on secondary combination plate.
Beneficial effect of the present invention: the invention provides acoustic mode microphone arrangement in a kind of test car, one, structure is simple, is easy to carry, easy for installation; Two, the position of microphone is convenient to regulate, and the spectrogram parameter that may be used for different automobile types is measured; Three, conveniently microphone to be adjusted and the operation such as dismounting; Four, whole device is unsettled, installs not by the impact on floor in baroque car.
Accompanying drawing explanation
Fig. 1 is that the axle of acoustic mode measuring microphone device in test car of the present invention measures intention;
In Fig. 2, a and b to be respectively in test car of the present invention main combination plate and plan view and plan view in acoustic mode measuring microphone device;
In Fig. 3, a and b is respectively plan view and the plan view of secondary combination plate structure in acoustic mode measuring microphone device in test car of the present invention;
Fig. 4 is the connection diagram of main combination plate and side plate part and sucker in acoustic mode measuring microphone device in test car of the present invention;
In Fig. 5, a, b and c are respectively space limit assembly in test car of the present invention in acoustic mode measuring microphone device and the annexation schematic diagram of spring coiling machine and main combination plate and the plan view of space limit assembly and left view;
In Fig. 6, a is the annexation schematic diagram that microphone and microphone locating clip in acoustic mode measuring microphone device in car are measured in test of the present invention; B and c is plan view and the left view of microphone locating clip, the plan view of the microphone locating clip after the width of d and the e for a change Flexible clamp of microphone locating clip lower end and left view;
In Fig. 7, a and b is respectively the plan view and plan view that the spring coiling machine with crotch in acoustic mode measuring microphone device in test car of the present invention locates on main combination plate;
In Fig. 8, a is that test of the present invention is with connecting locating clip and the secondary annexation schematic diagram combining plate in acoustic mode measuring microphone device in car; B with c is the plan view and the left view that are connected locating clip; The connection locating clip plan view of d and e for a change after width and left view.
Embodiment
Embodiment one, composition graphs 1 to Fig. 8 illustrate present embodiment, acoustic mode measuring microphone device in test car, comprises main combination plate 1, side plate part 2, secondary combination plate 3, microphone 4, microphone locating clip 5, connects the component such as spring coiling machine 11 of locating clip 6, bolt 7, sucker 8, spatial positioning combinations 10, band crotch.Wherein microphone 4 is arranged on secondary combination plate 3 by microphone locating clip 5, main combination plate 1, side plate part 2 are connected with interambulacrum bolt 7, adjust the angle of main combination plate 1 and side plate part 2 as required, sucker 8 vertically absorption on the windshield, makes whole device unsettled; Spring coiling machine 11 with crotch is fixed in the middle of main combination plate 1 by the second screw 12, by the position of adjustment space limit assembly 10, thus makes the crotch of spring coiling machine 11 one end of band crotch combine plate 3 be interconnected with secondary.Described main combination plate and secondary combination plate form by plate, according to different automobile types, the number of microphone on left and right directions in adjustable car load, the band that spring coiling machine 11 stretches out is marked with scale, the movable of secondary combination plate 3 substantially horizontal just can be made by regulating space orientation assembly 10, the length of stretching out by elongating or shortening spring coiling machine 11 completes moving up and down of secondary combination plate 3 vertical direction, thus achieves the change of microphone 4 in level and vertical direction position; By changing the position of microphone locating clip 5, quantity and the installing space of microphone 4 can be adjusted.
Composition graphs 2 and Fig. 3 illustrate present embodiment, Fig. 2 is the structural representation of main combination plate, the plate (i.e. first plate 1-1 and second plate 1-2) identical by two panels is combined by adjustment bolt position, in the middle of two plate one end, fluting, is convenient to adjust its length according to different automobile types.Fig. 3 is the structural representation of secondary combination plate, the plate (i.e. first subplate part 3-1 and second subplate part 3-3) identical with two pieces by intermediate panel member 3-2 forms, slot in intermediate panel member 3-2 two ends, two boards part one end fluting in addition, by adjusting its relative position, adjust its width, then clamping bolt, arrange microphone as required.
Composition graphs 5 to Fig. 8 illustrates present embodiment, adjusts it behind the position of main combination plate 1, and adjustment left screw is located accurately.Microphone 4 microphone locating clip 5 is arranged on secondary combination plate 3, and microphone locating clip 5 has certain elasticity for the upper end type of falling Ω clip, is convenient to mount and dismount microphone 4, and lower end is that Flexible clamp is clamped on secondary combination plate 3.Quantity and the installing space of microphone 4 can be selected as required.Fig. 6 is two kinds of dissimilar microphone locating clips 5, selects one according to developed width change and position.Fig. 7 is spring coiling machine location arrangements, is located with the second screw 12.Fig. 8 is the schematic diagram connecting locating clip, be fixed on secondary combination plate 3 and be used for being connected with spring coiling machine 11 one end with crotch, one is selected in change according to width, achieves microphone 4 position and change highly by the spring coiling machine 11 of space orientation assembly 10 and telescopic band crotch.
The installation that embodiment two, present embodiment are the microphone arrangement of acoustic mode in the test measurement car described in embodiment one and using method, detailed process is:
One, adjust main combination plate 1 and the angle of side plate part 2, make sucker 8 be adsorbed on windscreen surface, thus make whole device unsettled;
Two, need the position arranged according to microphone, adjust the collapsing length of the length of main combination plate 1, the width of secondary combination plate 3 and the spring coiling machine 11 of band crotch;
Three, select number and the installation interval of microphone as required, microphone is installed;
Four, in measuring phase, the height of microphone is adjusted by adjustment space limit assembly 10;
Five, pair is combined plate 3 to unload, use the spring coiling machine of two other band crotch to measure the microphone measuring point in latter half part space in car, then repeat above-mentioned steps until sound pressure measurement is complete.
Above mode of execution is only for illustration of the present invention; and not to the restriction of invention; the those of ordinary skill of relevant technical field; without departing from the spirit and scope of the present invention; can also make a variety of changes and modification; therefore all equivalent technological schemes also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.
Claims (5)
1. acoustic mode measuring microphone device in test car, comprise main combination plate (1), side plate part (2), secondary combination plate (3), microphone locating clip (5), sucker (8), the spring coiling machine (11) of space limit assembly (10) and band crotch, it is characterized in that, described main combination plate (1), side plate part (2) is connected by bolt (7) with sucker (8), at the spring coiling machine (11) of each mounting strap crotch in both sides of described main combination plate (1), described space limit assembly (10) is fixed by screws on main combination plate (1), by the position of adjustment space limit assembly (10), make the crotch of the spring coiling machine of band crotch (11) one end combine plate (3) with pair to be connected, microphone locating clip (5) is clipped on secondary combination plate (3).
2. acoustic mode measuring microphone device in test car according to claim 1, is characterized in that, described main combination plate (1) is connected to form by bolt (13) by the plate of two pieces of identical middle troughs of belt.
3. acoustic mode measuring microphone device in test car according to claim 1, it is characterized in that, described pair combination plate (3) is connected to form by the plate bolt at intermediate panel member (3-2) and two ends, the two ends fluting of described intermediate panel member (3-2), the plate at two ends, at one end of each plate fluting, adjusts the width of secondary combination plate (3) by the length of the plate overlapping positions adjusting two ends.
4. acoustic mode measuring microphone device in test car according to claim 1, it is characterized in that, also comprise microphone locating clip (5), the upper end of described microphone locating clip (5) is the type of falling Ω structure, for installing microphone (4), lower end is Flexible clamp, and the thickness that the clamping thickness of described Flexible clamp combines plate (3) according to pair is determined.
5. acoustic mode measuring microphone device in test car according to claim 1, it is characterized in that, also comprise and connect locating clip (6), described pair combination plate (3) is connected with the spring coiling machine (11) of band crotch by connecting locating clip (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310600549.XA CN103591426B (en) | 2013-11-21 | 2013-11-21 | Acoustic modal measurement microphone device in automobile for test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310600549.XA CN103591426B (en) | 2013-11-21 | 2013-11-21 | Acoustic modal measurement microphone device in automobile for test |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103591426A CN103591426A (en) | 2014-02-19 |
| CN103591426B true CN103591426B (en) | 2015-05-20 |
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ID=50081670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310600549.XA Expired - Fee Related CN103591426B (en) | 2013-11-21 | 2013-11-21 | Acoustic modal measurement microphone device in automobile for test |
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| Country | Link |
|---|---|
| CN (1) | CN103591426B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113984196B (en) * | 2021-11-17 | 2023-11-03 | 江苏艾德锐电子科技有限公司 | Acoustic monitoring device and method flexible to use |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5232192A (en) * | 1991-05-22 | 1993-08-03 | Kabushiki Kaisha Kokuho | Suspender arm for machinery |
| CN201982140U (en) * | 2011-03-29 | 2011-09-21 | 兖州煤业股份有限公司 | Mine sensor lifting frame |
| CN202252676U (en) * | 2011-08-12 | 2012-05-30 | 深圳市锐视全彩科技有限公司 | Movable lattice-shaped separation display screen |
| CN202417595U (en) * | 2012-02-17 | 2012-09-05 | 安徽五沟煤矿有限责任公司 | Sensor lifting device |
| CN202914999U (en) * | 2012-10-19 | 2013-05-01 | 西安中科麦特电子技术设备有限公司 | Steel wire hanging structure |
| CN203615025U (en) * | 2013-11-21 | 2014-05-28 | 吉林大学 | Testing acoustic mode measurement microphone device in vehicle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080169403A1 (en) * | 2005-07-05 | 2008-07-17 | Cineware Pty Ltd | Audio Visual System |
-
2013
- 2013-11-21 CN CN201310600549.XA patent/CN103591426B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5232192A (en) * | 1991-05-22 | 1993-08-03 | Kabushiki Kaisha Kokuho | Suspender arm for machinery |
| CN201982140U (en) * | 2011-03-29 | 2011-09-21 | 兖州煤业股份有限公司 | Mine sensor lifting frame |
| CN202252676U (en) * | 2011-08-12 | 2012-05-30 | 深圳市锐视全彩科技有限公司 | Movable lattice-shaped separation display screen |
| CN202417595U (en) * | 2012-02-17 | 2012-09-05 | 安徽五沟煤矿有限责任公司 | Sensor lifting device |
| CN202914999U (en) * | 2012-10-19 | 2013-05-01 | 西安中科麦特电子技术设备有限公司 | Steel wire hanging structure |
| CN203615025U (en) * | 2013-11-21 | 2014-05-28 | 吉林大学 | Testing acoustic mode measurement microphone device in vehicle |
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| Publication number | Publication date |
|---|---|
| CN103591426A (en) | 2014-02-19 |
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Granted publication date: 20150520 Termination date: 20201121 |