CN206161149U - A microphone fixing device for $putting in order test of car acoustics - Google Patents
A microphone fixing device for $putting in order test of car acoustics Download PDFInfo
- Publication number
- CN206161149U CN206161149U CN201621153825.8U CN201621153825U CN206161149U CN 206161149 U CN206161149 U CN 206161149U CN 201621153825 U CN201621153825 U CN 201621153825U CN 206161149 U CN206161149 U CN 206161149U
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- microphone
- horizon bar
- fixing device
- support
- vertical rod
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Abstract
The utility model relates to a whole vehicle acoustics test field discloses a microphone fixing device for $putting in order test of car acoustics, and the device has a function that improves efficiency of software testing, and it includes vertical rod, horizon bar and a plurality of support that is used for installing the microphone, the vertical rod perpendicular to the horizon bar sets up, the horizon bar can follow vertical direction install with sliding in it is on the vertical rod, a plurality of the support can follow the horizontal direction install with sliding in on the horizon bar. The utility model discloses a but the vertical height of microphone can be adjusted to slidable mounting's horizon bar, can satisfy required microphone quantity of arranging through the quantity of selecting the support, and in addition, the support is provided with the angle of rotatable movable part in order to adjust the microphone, can satisfy the not equidirectional test requirement of microphone.
Description
Technical field
The utility model is related to a kind of microphone fixing device, more particularly to a kind of vehicle complete vehicle acoustical testing it is transaudient
Device fixing device.
Background technology
NVH (Noise, Vibration, Harshness, i.e. noise, the vibration and sound vibration roughness) sound of car load passes letter examination
Testing needs that microphone (such as microphone) is fixed on around vehicle body privileged site, accordingly, it would be desirable to microphone fixing device is protecting
Barrier measuring accuracy, raising testing efficiency.The support of microphone fixing device design requires easy accessibility, wants steady when supporting microphone
It is fixed, and should have extensibility, highly versatile.
At present, there is the device using sucker, support and universal regulating mechanism, it can more conveniently adjust microphone and vapour
The distance between vehicle exhaust tail pipe and angle, but a microphone can only be simultaneously arranged, reduce test result accuracy.This
Outward, have using traditional tripod to arrange that multiple microphones are tested, but arranged space, and flexibility can be limited by
It is not good enough, inconvenient operation.
Utility model content
It is to be solved in the utility model to be limited by arrangement space when being to arrange multiple microphones using traditional tripod,
Flexibility is not good enough, the problem of inconvenient operation.
In order to solve above-mentioned technical problem, the utility model provides a kind of microphone for car load acoustical testing and fixes dress
Put, it includes vertical rod, horizon bar and multiple supports for installing microphone, the vertical rod sets perpendicular to the horizon bar
Put, the horizon bar can be vertically slidably mounted on the vertical rod, multiple supports can be slided in the horizontal direction
Dynamic is installed on the horizon bar.
Preferably, the horizon bar is installed on the vertical rod by vertical slipper, and the vertical slipper can
Vertically be slidably mounted on the vertical rod, the horizon bar horizontal through the vertical slipper, the vertical cunning
Block is provided with the first clamping screw for fixing the vertical slipper and vertical rod.
Preferably, the support is installed on the horizon bar by cross sliding clock, and the cross sliding clock can edge
Horizontal direction is slidably mounted on the horizon bar, and the support is fixedly connected with the cross sliding clock, the cross sliding clock
It is provided with the second clamping screw for fixing the cross sliding clock and horizon bar.
Preferably, the cross sliding clock is L-type, and its horizontal segment is installed on the horizon bar, its vertical section with
The support is fixedly connected.
Preferably, the cross sliding clock is threaded connection with the support.
Preferably, the support includes fixed part and the movable part that can be rotated around the fixed part, the fixation
Portion is installed on the horizon bar, and the movable part is used to install microphone.
Preferably, the movable part can rotate 360 degree around the fixed part.
Preferably, the described microphone fixing device for car load acoustical testing, it is described to hang down also including pedestal
The lower end of straight-bar is fixedly connected with the pedestal.
Preferably, the upper end of the vertical rod is provided with the first spacing knot for preventing the vertical slipper from coming off
Structure.
Preferably, the two ends of the horizon bar are provided with the second spacing knot for preventing the cross sliding clock from coming off
Structure.
A kind of microphone fixing device for car load acoustical testing provided by the utility model, adopting can vertical direction
The horizon bar being slidably installed, can adjust the vertical height of microphone, using can the support that slides of horizontal direction, biography can be adjusted
The horizontal level of sound device so that the position adjustment of microphone is not limited by arrangement space, it is easy to operate, flexible, and can be by choosing
Select the microphone quantity of arrangement needed for the quantity of support can meet.
Further, support is provided with rotatable movable part to adjust the angle of microphone, can meet microphone different
The test request in direction.The utility model is applied to the microphone of the car load acoustical testing of all vehicles to be fixed and supports.
Description of the drawings
Fig. 1 is the structural representation of the microphone fixing device that the utility model embodiment is used for car load acoustical testing；
Fig. 2 is the cross sliding clock schematic diagram of the utility model embodiment；
Fig. 3 is the microphone arm schematic diagram of the utility model embodiment.
Wherein, 1, pedestal；2nd, vertical rod；3rd, horizon bar；4th, vertical slipper；5th, cross sliding clock；6th, microphone arm；7th,
One clamping screw；8th, the second clamping screw.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is used to illustrate the utility model, but is not limited to scope of the present utility model.
As shown in figure 1, a kind of microphone fixing device for car load acoustical testing of the utility model preferred embodiment,
It includes vertical rod 2, horizon bar 3 and multiple supports 6 for installing microphone, and vertical rod 2 is arranged perpendicular to horizon bar 3, its
In, in use, the lower end of vertical rod 2 maintains static, and horizon bar 3 can vertically be slidably mounted to vertical rod 2
On, multiple supports 6 can be slidably mounted in the horizontal direction on horizon bar 3, as a result, installing microphone on the frame 6
Position adjustment vertically and horizontally can be carried out so that the position adjustment of microphone is not limited by arrangement space, be grasped
Make convenient, flexible, and can meet the microphone quantity of required arrangement by selecting the quantity of support 6.
Horizon bar 3 is vertically slidably mounted on vertical rod 2, mounting means can using draw-in groove type line slideway,
The modes such as screw thread cooperation, slide block, in order to easy to adjust, are preferably installed on horizon bar 3 on vertical rod 2 by vertical slipper 4,
Specifically, horizontal through vertical slipper 4, vertical slipper 4 is vertically slidably mounted on vertical rod 2, passes through horizon bar 3
The fixed vertical slide block 4 of first clamping screw 7 and vertical rod 2, and by the alternate manner fixed vertical such as bolt or welding slide block 4
With horizon bar 3.So that, the vertical height of horizon bar 3 is can adjust by adjusting position of the vertical slipper 4 on vertical rod 2
Degree, and the relative position that the first clamping screw 7 tightens fixed vertical slide block 4 and vertical rod 2 can be passed through.
In order to adjust the horizontal level of microphone, microphone is installed on the frame 6, support 6 is installed by cross sliding clock 5
On horizon bar 3.Cross sliding clock 5 is slidably mounted in the horizontal direction on horizon bar 3, and mounting means can adopt draw-in groove type straight line
The modes such as guide rail, riveting, screw thread cooperation, dismantle for convenience, it is preferred that fix the He of cross sliding clock 5 using the second clamping screw 8
Horizon bar 3.So that, the horizontal level of microphone is can adjust by position of the adjusting slider 5 on horizon bar 3, and can
The relative position of fixed cross sliding clock 5 and horizon bar 3 is tightened by the second clamping screw 8.
As shown in Fig. 2 in order that structure rationalization, cross sliding clock 5 is L-type, and its horizontal segment is installed on horizon bar 3, is erected
Straight section is connected with the fixed part of support 6, and its connected mode can be using cementing, welding, riveting, threaded connection etc., during in order to support
Stable and convenient installation, preferably using thread connecting mode.It is possible to further the microphone quantity being arranged as required to,
Select the support 6 of respective numbers.As shown in figure 3, the test request in order to meet microphone different directions, it is preferable that this enforcement
The support 6 of example includes fixed part 61 and the movable part 62 that can be rotated around fixed part 61, and fixed part 61 is installed on horizon bar 3, living
Dynamic portion 62 is used to install microphone, so that the microphone being installed on movable part 62 can be rotated around fixed part 61.
Further, the movable part 62 of support 6 can 360 ° rotation, the test request of microphone different directions is met with maximum magnitude.
Preferably, microphone fixing device also includes pedestal 1, and in use, lower end and the pedestal 1 of vertical rod 2 are consolidated
Fixed connection.In order to be suitable for the vehicle of different in width, the adjustable length of horizon bar 3, it can be provided the telescopic structure of length is come
Adjust the length of horizon bar 3, it is also possible to which horizon bar 3 is arranged to into dismountable Multi section bar structure.Further, vertical rod 2
Upper end is provided with the first position limiting structure, can prevent vertical slipper 4 from coming off.The two ends of horizon bar 3 are provided with the second position limiting structure, can prevent
Cross sliding clock 5 comes off.Wherein, the first position limiting structure and the second position limiting structure are preferably detachable or rotatable limited block.
To sum up, a kind of microphone fixing device for car load acoustical testing provided by the utility model, employing can be erected
Nogata can adjust the vertical height of microphone to the horizon bar being slidably installed, using can the support that slides of horizontal direction, can
Adjust the horizontal level of microphone so that the position adjustment of microphone is not limited by arrangement space, easy to operate, flexible, and can
Can meet the microphone quantity of required arrangement by selecting the quantity of support.
Using length-adjustable horizon bar, the vehicle of different in width is applicable to.
Support is provided with rotatable movable part to adjust the angle of microphone, can meet the test of microphone different directions
Require.The utility model is applied to the microphone of the car load acoustical testing of all vehicles to be fixed and supports.
The above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of without departing from the utility model know-why, some improvement and replacement can also be made, these change
Enter and replace also to should be regarded as protection domain of the present utility model.
Claims (10)
1. a kind of microphone fixing device for car load acoustical testing, it is characterised in that including vertical rod, horizon bar and multiple
For installing the support of microphone, the vertical rod is arranged perpendicular to the horizon bar, and the horizon bar can be slided vertically
It is installed on dynamicly on the vertical rod, multiple supports can be slidably mounted in the horizontal direction on the horizon bar.
2. the microphone fixing device of car load acoustical testing is used for as claimed in claim 1, it is characterised in that the horizon bar
It is installed on the vertical rod by vertical slipper, the vertical slipper can vertically be slidably mounted to the vertical rod
On, horizontal through the vertical slipper, the vertical slipper is provided with for fixing the vertical slipper and hanging down the horizon bar
First clamping screw of straight-bar.
3. the microphone fixing device of car load acoustical testing is used for as claimed in claim 1, it is characterised in that the support leads to
Cross cross sliding clock to be installed on the horizon bar, the cross sliding clock can in the horizontal direction be slidably mounted to the horizon bar
On, the support is fixedly connected with the cross sliding clock, and the cross sliding clock is provided with for fixing the cross sliding clock and water
Second clamping screw of flat bar.
4. the microphone fixing device of car load acoustical testing is used for as claimed in claim 3, it is characterised in that the level is slided
Block is L-type, and its horizontal segment is installed on the horizon bar, and its vertical section is fixedly connected with the support.
5. the microphone fixing device of car load acoustical testing is used for as claimed in claim 3, it is characterised in that the level is slided
Block is threaded connection with the support.
6. the microphone fixing device of car load acoustical testing is used for as claimed in claim 1, it is characterised in that the support bag
Fixed part and the movable part that can be rotated around the fixed part are included, the fixed part is installed on the horizon bar, the movable part
For installing microphone.
7. the microphone fixing device of car load acoustical testing is used for as claimed in claim 6, it is characterised in that the movable part
360 degree can be rotated around the fixed part.
8. the microphone fixing device of car load acoustical testing is used for as claimed in claim 1, it is characterised in that also including base
Seat, the lower end of the vertical rod is fixedly connected with the pedestal.
9. the microphone fixing device of car load acoustical testing is used for as claimed in claim 2, it is characterised in that the vertical rod
Upper end be provided with the first position limiting structure for preventing the vertical slipper from coming off.
10. the microphone fixing device of car load acoustical testing is used for as claimed in claim 3, it is characterised in that the level
The two ends of bar are provided with the second position limiting structure for preventing the cross sliding clock from coming off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621153825.8U CN206161149U (en) | 2016-10-31 | 2016-10-31 | A microphone fixing device for $putting in order test of car acoustics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621153825.8U CN206161149U (en) | 2016-10-31 | 2016-10-31 | A microphone fixing device for $putting in order test of car acoustics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206161149U true CN206161149U (en) | 2017-05-10 |
Family
ID=58655826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621153825.8U Active CN206161149U (en) | 2016-10-31 | 2016-10-31 | A microphone fixing device for $putting in order test of car acoustics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206161149U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906312A (en) * | 2017-11-29 | 2018-04-13 | 重庆长安汽车股份有限公司 | A kind of erecting device for the test of automobile spectrogram parameter |
| CN109374121A (en) * | 2018-11-23 | 2019-02-22 | 温州市特种设备检测研究院 | A kind of microphone sensor array holder for noise monitoring |
| CN109827728A (en) * | 2019-03-06 | 2019-05-31 | 北京市劳动保护科学研究所 | Damping structure anti-acoustic capability test bracket, experimental rig and its method |
| CN110919421A (en) * | 2019-11-29 | 2020-03-27 | 盐城市朱庄城市开发建设有限公司 | Pipeline cutting welding is with high-efficient device of making an uproar that falls |
| CN112729817A (en) * | 2021-02-04 | 2021-04-30 | 西南交通大学 | Gearbox fault diagnosis method, system and test bed based on multi-source data fusion |
| CN112856154A (en) * | 2021-01-18 | 2021-05-28 | 西北工业大学 | Multi-degree-of-freedom array bracket for acoustic directivity measurement |
-
2016
- 2016-10-31 CN CN201621153825.8U patent/CN206161149U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906312A (en) * | 2017-11-29 | 2018-04-13 | 重庆长安汽车股份有限公司 | A kind of erecting device for the test of automobile spectrogram parameter |
| CN109374121A (en) * | 2018-11-23 | 2019-02-22 | 温州市特种设备检测研究院 | A kind of microphone sensor array holder for noise monitoring |
| CN109374121B (en) * | 2018-11-23 | 2020-08-18 | 温州市特种设备检测研究院 | Microphone sensor array clamp for noise monitoring |
| CN109827728A (en) * | 2019-03-06 | 2019-05-31 | 北京市劳动保护科学研究所 | Damping structure anti-acoustic capability test bracket, experimental rig and its method |
| CN109827728B (en) * | 2019-03-06 | 2020-10-09 | 北京市劳动保护科学研究所 | Damping structure noise reduction performance test support, test device and method |
| CN110919421A (en) * | 2019-11-29 | 2020-03-27 | 盐城市朱庄城市开发建设有限公司 | Pipeline cutting welding is with high-efficient device of making an uproar that falls |
| CN112856154A (en) * | 2021-01-18 | 2021-05-28 | 西北工业大学 | Multi-degree-of-freedom array bracket for acoustic directivity measurement |
| CN112856154B (en) * | 2021-01-18 | 2022-09-27 | 西北工业大学 | Multi-degree-of-freedom array bracket for acoustic directivity measurement |
| CN112729817A (en) * | 2021-02-04 | 2021-04-30 | 西南交通大学 | Gearbox fault diagnosis method, system and test bed based on multi-source data fusion |
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