CN206095420U - Cabin noise test microphone base - Google Patents
Cabin noise test microphone base Download PDFInfo
- Publication number
- CN206095420U CN206095420U CN201621043553.6U CN201621043553U CN206095420U CN 206095420 U CN206095420 U CN 206095420U CN 201621043553 U CN201621043553 U CN 201621043553U CN 206095420 U CN206095420 U CN 206095420U
- Authority
- CN
- China
- Prior art keywords
- microphone
- base plate
- aircraft cabin
- cabin noise
- substrate
- 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.)
- Expired - Fee Related
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- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The utility model provides a cabin noise test microphone base, it includes: a base body, this base body include a base plate and locate the first connecting plate and the second connecting plate of this base plate below and top respectively, be equipped with on the first connecting plate with the car cabin in the hard tube first joint portion that can mutually support, be equipped with the second joint portion that can mutually support with microphone for the noise test on the second connecting plate. The utility model discloses can with the microphone at the enterprising line location of the hard tube in cabin, guarantee the rigidity of microphone, even at the go in -process of test of automobile, also can have better location effect to guarantee test data's accuracy, can also prevent that the sticky tape from droing or bonding firmly not cause the harm to microphone and connecting wire.
Description
Technical field
The utility model is related to automobile manufacturing field, and wheat is used for fixing aircraft cabin noise test in particular to a kind of
The base of gram wind.
Background technology
Each sound-generating element noise is larger to vehicle NVH performance impacts in car engine room, and aircraft cabin noise is easier to be delivered to vehicle
Inside, has a strong impact on the ride comfort of driver and passenger.
Need microphone arrangement to rational position during the noise testing of vehicle cabin, this is because should meet
Data acquisition request, avoids again infringement of the cabin heat radiation to microphone and connecting line.Generally microphone is led to
Cross the hard tube road that adhesive tape is fixed on engine room inside, can thus meet data acquisition request and avoid heat radiation to microphone and
The infringement of connecting line.Adhesive tape bonding mode inefficiency and in running car test process, can lead because bonding way is unreasonable
Cause adhesive tape easy to fall off, while the fixed position of microphone is difficult to ensure, and the change of microphone position will be to noise testing data
Accuracy can also produce impact.
For this reason, it is necessary to a kind of base for fixing aircraft cabin noise test microphone is designed, to help microphone to consolidate
The correct position being scheduled in cabin.
Utility model content
The purpose of this utility model is that a kind of aircraft cabin noise of design tests microphone base plate, the base can not only easily by
Vehicle noise test microphone is fixed in cabin, to ensure the degree of accuracy of test data.
Technique effect of the present utility model includes：
A kind of aircraft cabin noise tests microphone base plate, and it includes：One base body,
The base body includes a substrate and is respectively arranged on first connecting plate and second of the substrate above and below
Connecting plate；First connecting plate is provided with the first Access Division that can be cooperated with hard tube in car engine room；Described second
Connecting plate is provided with the second Access Division that can be cooperated with noise testing microphone.
In an optional embodiment, first connecting plate is two, be divided into the substrate with being located remotely from each other under
The two ends of side.
In an optional embodiment, first Access Division is the arc groove that Open Side Down, the arc of the arc groove
Degree is more than 180 °.
In an optional embodiment, second connecting plate is two, is divided into being located remotely from each other on the substrate
The two ends of side.
In an optional embodiment, second Access Division is respectively provided with described two second connecting plates, and
And one of them second Access Division is the arc groove of an opening upwards, another second Access Division is circular port.
In an optional embodiment, in the middle of the substrate lightening hole is offered.
In an optional embodiment, two first connecting plates are symmetrically disposed on the two ends of the substrate.
In an optional embodiment, two second connecting plates are symmetrically disposed on the two ends of the substrate.
In an optional embodiment, the base body rubber is integrally formed to be made.
Preferably, the hardness of the rubber is 60HS -75HS.
Technique effect of the present utility model includes：
Aircraft cabin noise test microphone base plate of the present utility model can be positioned microphone on the hard tube of cabin, be protected
The position of card microphone is fixed, even if during running car is tested, it is also possible to preferable locating effect, so as to protect
The accuracy of card test data, moreover it is possible to prevent adhesive tape from coming off or bonding loosely causes damage to microphone and its connecting line.And
And, because the arc groove of the first Access Division is designed, the base that can be more convenient for is fixed on hard tube and dismantles；Second Access Division includes
The design of arc groove and circular port, takes into account the fastening force to microphone with the convenience installed.Additionally, the utility model is using tool
There is the quality of rubber materials of certain degree of hardness, the fastening force of interference fit when not only meeting fastening also prevents car engine room heat radiation from conducting
To microphone, the infringement caused to microphone and connecting line.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the utility model embodiment, below will be to use needed for embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 is the noise testing microphone base plate dimensional structure diagram one of the utility model preferred embodiment.
Fig. 2 is the noise testing microphone base plate dimensional structure diagram two of the utility model preferred embodiment.
Fig. 3 is the side schematic view of the noise testing microphone base plate of the utility model preferred embodiment.
Fig. 4 is the noise testing microphone base plate use state schematic diagram of the utility model preferred embodiment.
In figure：1- base bodies, 2- substrates, the connecting plates of 21- first, the connecting plates of 22- second, the Access Divisions of 211- first,
The Access Divisions of 221- second, 23- lightening holes, 3- microphones.
Specific embodiment
It is new below in conjunction with this practicality to make purpose, technical scheme and the advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, is clearly and completely described, it is clear that retouched to the technical scheme in the utility model embodiment
The embodiment stated is a part of embodiment of the utility model, rather than the embodiment of whole.Generally described in accompanying drawing herein and
The component of the utility model embodiment for illustrating can be arranged and designed with a variety of configurations.
Therefore, the detailed description of embodiment of the present utility model below to providing in the accompanying drawings is not intended to limit requirement
The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it need not be further defined and is explained in subsequent accompanying drawing.
In description of the present utility model, it should be noted that term " " center ", " on ", D score, "left", "right", " perpendicular
Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship, or
It is the orientation or position relationship usually put when the utility model product is used, is for only for ease of description the utility model and letter
Change description, rather than indicate or imply indication device or element must have specific orientation, with specific azimuth configuration and
Operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second ", " the 3rd " etc. are only used for area
Divide description, and it is not intended that indicating or implying relative importance.
Additionally, the term such as term " level ", " vertical ", " pendency " is not offered as requiring part abswolute level or pendency, and
Can be to be slightly tilted.It is not the expression structure as " level " only refers to for its direction relative " vertical " more level
Must be fully horizontal, and can be to be slightly tilted.
In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " sets
Put ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected,
Or be integrally connected；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to by intermediary
It is indirectly connected to, can is the connection of two element internals.For the ordinary skill in the art, can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in the utility model.
Embodiment
With reference to shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of aircraft cabin noise tests microphone base plate, including a base body
1, and base body 1 includes a substrate 2 and is respectively arranged on the first connecting plate 21 and second company of the above and below of substrate 2
Fishplate bar 22.
The quantity of the first connecting plate 21 is 2, and is divided into the two ends of the lower section of the substrate 2 with being located remotely from each other, each first
The first Access Division 211 that can be cooperated with hard tube in car engine room respectively on connecting plate 21.First Access Division 211 is such as
Figure show the arc groove that Open Side Down, and the arc groove coordinates the periphery of hard tube in car engine room and designs, the arc of the arc groove
Degree is more than 180 °, is a more than half arc groove, by oppressive force, can make hard in the arc groove of the first Access Division 211 and cabin
Pipe interference fit, so that the base body 1 is fixedly combined on the hard tube of car engine room.
The quantity of the second connecting plate 22 is also 2, and is divided into the two ends of the top of substrate 2 with being located remotely from each other, at two
Second connecting plate 22 is provided with the second Access Division 221 that can be cooperated with noise testing microphone.Wherein, two second
Access Division 221 can be set to identical structure, may be designed as multi-form.As Figure 1-3, two the second Access Divisions 221
One of them is set to the arc groove of opening upwards, and its radian is more than 180 °；And two the second Access Divisions 221 another be set to circle
Hole.When being fixed to microphone 3 on the base body 1, first the circular port, Ran Houtong can be pierced into in one end of microphone 3
Oppressive force is crossed, the other end of microphone 3 and the arc groove interference fit of second Access Division 221 can be made, be fixed to microphone 3
On base body 1.This one is circular port, a structure for arc groove, can take into account the installation of fastening force and microphone 3/
The convenience removed.
Wherein, in order to mitigate the weight of the entirety of base body 1, prevent in running car test process, jolting makes bottom
The seat off normal of body 1, is further to open up lightening hole 23 in the centre of the substrate 2, and the lightening hole 23 is mitigating base body 1
Weight and do not affect overall construction intensity to be advisable.
Preferably, two first connecting plates 21 can be symmetrically disposed on the two ends of the substrate 2；Preferably, two
Second connecting plate is symmetrically disposed on the two ends of the substrate.
In order to further strengthen aircraft cabin noise test microphone base plate of the present utility model with reference to hard in car engine room
Firmness on pipe and the stability for fastening microphone 3, the utility model is using the hard rubber with certain elastic deformation material
Glue is made, and the hardness of the vulcanie is selected between 60HS -75HS.Wherein, base body 1 can be formed in one；Or
The substrate 2 is respectively arranged at two ends with two combination hubs, and in combination hub two boards are inserted into, and the upper end of the plate forms first and connects
Fishplate bar, lower end constitutes the second connecting plate, so as to obtain structure of the present utility model.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (9)
1. a kind of aircraft cabin noise tests microphone base plate, and its feature includes：Base body,
The base body includes a substrate and is respectively arranged on first connecting plate and second of the substrate above and below
Connecting plate；
First connecting plate is provided with the first Access Division that can be cooperated with hard tube in car engine room；Second connection
Plate is provided with the second Access Division that can be cooperated with noise testing microphone.
2. aircraft cabin noise according to claim 1 tests microphone base plate, it is characterised in that first connecting plate is two
Two ends that are individual, being divided into being located remotely from each other below the substrate.
3. aircraft cabin noise according to claim 2 tests microphone base plate, it is characterised in that first Access Division is to open
The downward arc groove of mouth, the radian of the arc groove is more than 180 °.
4. the aircraft cabin noise according to Claims 2 or 3 tests microphone base plate, it is characterised in that second connecting plate
For two, the two ends of the surface are divided into being located remotely from each other.
5. aircraft cabin noise according to claim 4 tests microphone base plate, it is characterised in that described two second connecting plates
On be respectively provided with second Access Division, and one of them second Access Division is the arc groove of an opening upwards, another
Individual second Access Division is circular port.
6. aircraft cabin noise according to claim 5 tests microphone base plate, it is characterised in that offer in the middle of the substrate
Lightening hole.
7. aircraft cabin noise according to claim 2 tests microphone base plate, it is characterised in that two first connecting plates
It is symmetrically disposed on the two ends of the substrate.
8. aircraft cabin noise according to claim 4 tests microphone base plate, it is characterised in that two second connecting plates
It is symmetrically disposed on the two ends of the substrate.
9. aircraft cabin noise according to claim 1 tests microphone base plate, it is characterised in that the base body is to use rubber
Glue is integrally formed to be made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621043553.6U CN206095420U (en) | 2016-09-07 | 2016-09-07 | Cabin noise test microphone base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621043553.6U CN206095420U (en) | 2016-09-07 | 2016-09-07 | Cabin noise test microphone base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206095420U true CN206095420U (en) | 2017-04-12 |
Family
ID=58476152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621043553.6U Expired - Fee Related CN206095420U (en) | 2016-09-07 | 2016-09-07 | Cabin noise test microphone base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206095420U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108267610A (en) * | 2018-03-05 | 2018-07-10 | 北京汽车研究总院有限公司 | A kind of revolution counter fixing device |
| CN113453106A (en) * | 2021-07-01 | 2021-09-28 | 北京汽车集团越野车有限公司 | Mounting bracket |
-
2016
- 2016-09-07 CN CN201621043553.6U patent/CN206095420U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108267610A (en) * | 2018-03-05 | 2018-07-10 | 北京汽车研究总院有限公司 | A kind of revolution counter fixing device |
| CN108267610B (en) * | 2018-03-05 | 2024-04-09 | 北京汽车集团越野车有限公司 | Tachometer fixing device |
| CN113453106A (en) * | 2021-07-01 | 2021-09-28 | 北京汽车集团越野车有限公司 | Mounting bracket |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170412 Termination date: 20200907 |