CN201976251U - Auto portable microphone test bracket - Google Patents
Auto portable microphone test bracket Download PDFInfo
- Publication number
- CN201976251U CN201976251U CN2010205702760U CN201020570276U CN201976251U CN 201976251 U CN201976251 U CN 201976251U CN 2010205702760 U CN2010205702760 U CN 2010205702760U CN 201020570276 U CN201020570276 U CN 201020570276U CN 201976251 U CN201976251 U CN 201976251U
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- CN
- China
- Prior art keywords
- rod
- hold
- depression bar
- test bracket
- portable microphone
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- 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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Abstract
The utility model provides an auto portable microphone test bracket, belongs to the technical field of machinery, and solves the technical problems of complicated structure, inconvenience in operation and poor jolt resistance of a conventional auto portable microphone test bracket. The auto portable microphone test bracket comprises a support foot I and a support foot II, a rod body I and a rod body II are parallel to each other and are respectively fixed on the support foot I and the support foot II, a clearance for accommodating a headrest is reserved between the rod body I and the rod body II, and a fixing structure for fixing a microphone is arranged between the rod body I and the rod body II. The auto portable microphone test bracket has the advantages of simple structure, convenience in operation, better test effect, etc.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of test bracket, particularly a kind of automobile portable microphone test bracket.
Background technology
The NVH The Characteristic Study not only is applicable to the development process of whole automobile new product, and is applicable to the research that improves existing vehicle riding comfort.This is to carry out modeling analysis at some systems of automobile or assembly, find out the factor that riding comfort is had the greatest impact, by improving driving source vibration state (range of decrease or shift frequency) or controlling the driving source vibration noise and improve riding comfort to the indoor transmission of car.
Along with the fast development of automobile industry, the user is also more and more higher to automobile NVH performance requirement, and each big automobile vendor drops into a large amount of fund research and improves vehicle NVH performance, establishes its brand image.The test evaluation of NVH performance is particularly important, in order to test the NVH performance, just needs to use microphone and test machine to be used for the test evaluation of car load noiseproof feature.In order to make test more convenient and reliable, just need design a kind of just microphone test bracket, by retrieval, find that Chinese patent discloses a kind of microphone holder (patent No.: 200920302708.7), comprise the outer tube that is used to be connected on the base, be plugged with the interior pipe that is used to support microphone in the outer tube, it is characterized in that: the top of described outer tube is fixed with a connector, the through hole pedestal of connector is provided with locking ratchet, the outside, top of locking ratchet is provided with the adverse slope boss, the end face of through hole pedestal is provided with the main oblique slide unit that promotes, at adverse slope boss and main the lifting between the oblique slide unit sleeve is arranged, the bottom inside of sleeve is provided with the main pair that promotes oblique slide unit butt and promotes oblique slide unit, inside top is provided with the positive sloping concave station of placing the adverse slope boss, and interior pipe passes sleeve, connector is plugged in the outer tube, by the lifting of the relative connector of sleeve, positive sloping concave station is inwardly oppressed the adverse slope boss, the outside wall surface of pipe in locking ratchet clamps.This microphone holder is applied in the singing-hall, rather than is applied in the automobile, and therefore, the anti-ability of jolting of this microphone holder is underproof, and simultaneously, this microphone holder structure is complicated, operation is inconvenient, cost is higher.
Summary of the invention
The purpose of this utility model is to have the problems referred to above at existing technology, has proposed a kind of strong automobile portable microphone test bracket of ability that jolts simple in structure, easy to operate, anti-.
The purpose of this utility model can realize by following technical proposal: a kind of automobile portable microphone test bracket, comprise feet one and feet two, it is characterized in that, on feet one and feet two, be fixed with the body of rod one and the body of rod two that are parallel to each other respectively, have the gap that is used to place headrest between the described body of rod one and the body of rod two, between the body of rod one and the body of rod two, be provided with the fixed structure that is used for fixing microphone.
This automobile portable microphone test bracket is used for installing microphone.Feet one and feet two are used for standing, and feet one and feet two are installed on the base plate of automobile.Microphone is to be installed between the body of rod one and the body of rod two by fixed structure, and microphone links to each other with NVH performance test machine by electric wire again.Gap between the body of rod one and the body of rod two is used for placing headrest, and the material of making this headrest is identical with the material of automotive seat, therefore, can use this to rest the head on and replace automotive seat to do NVH performance test experiment.
In above-mentioned automobile portable microphone test bracket, described fixed structure comprises to be held frame one tightly and holds frame two tightly, and the described frame one of holding tightly is fixed on the body of rod one, and the described frame two of holding tightly is fixed on the body of rod two.
In above-mentioned automobile portable microphone test bracket, described hold frame one tightly and hold frame two tightly all have elasticity.Hold frame one tightly and hold frame two tightly microphone is fixed by rubber-like, simple in structure, easy to operate.
In above-mentioned automobile portable microphone test bracket, also be provided with the compressing structure one that compresses before and after the headrest that can will be in both gaps between the described body of rod one and the body of rod two.Compress before and after resting the head on by compressing structure one, prevent that headrest breaks away from the body of rod one and the body of rod two.
In above-mentioned automobile portable microphone test bracket, described compressing structure one comprises the hold-down apertures one that is opened on the body of rod one, is opened in hold-down apertures two and securing member on the body of rod, and described securing member is arranged in hold-down apertures one and the hold-down apertures two.
In above-mentioned automobile portable microphone test bracket, described securing member is a bolt.Pass simultaneously in hold-down apertures one and the hold-down apertures two by bolt, by nut bolt is tightened, the headrest that the body of rod one and the body of rod two can will be between the two compresses.
In above-mentioned automobile portable microphone test bracket, the described body of rod one and the body of rod two bottoms also are provided with the compressing structure two that compresses about the headrest that can will be between the body of rod one and the body of rod two.
In above-mentioned automobile portable microphone test bracket, described compressing structure two comprises left depression bar, right depression bar and spring, described left depression bar and right depression bar all are the L type, described spring is arranged between left depression bar and the right depression bar, and the upper end of described left depression bar and right depression bar all leans with headrest.Under the effect of spring force, the upper end of left depression bar and right depression bar all is resisted against on the headrest, makes the left and right sides of headrest compacted.
Compared with prior art, this automobile portable microphone test bracket is by holding frame one tightly and holding frame two tightly microphone is fixed, and is simple in structure, easy to operate.Simultaneously, compress, make the test better effects if by compressing structure one and compressing structure two all around of will resting the head on.
Description of drawings
Fig. 1 is the structural representation of this automobile portable microphone test bracket.
Among the figure, 1, feet one; 2, feet two; 3, the body of rod one; 31, hold-down apertures one; 4, the body of rod two; 41, hold-down apertures two; 5, gap; 6, hold frame one tightly; 7, hold frame two tightly; 8, left depression bar; 9, right depression bar; 10, spring; 11, headrest; 12, microphone.
Embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, this automobile portable microphone test bracket comprises feet 1 and feet 22, and the quantity of feet 1 and feet 22 is two.On feet 1 and feet 22, be fixed with the body of rod 1 and the body of rod 24 that are parallel to each other respectively, has the gap 5 that is used to place headrest 11 between the described body of rod 1 and the body of rod 24, headrest 11 is placed in this gap 5, is provided with the fixed structure that is used for fixing microphone 12 between the body of rod 1 and the body of rod 24.
Particularly, fixed structure comprises to be held frame 1 tightly and holds frame 27 tightly, and the described frame 1 of holding tightly is fixed on the body of rod 1, and the described frame 27 of holding tightly is fixed on the body of rod 24.In the present embodiment, hold frame 1 tightly and hold frame 27 tightly and all have elasticity, the quantity of holding frame 1 tightly and holding frame 27 tightly is two, lays respectively at the both sides of headrest 11.Hold frame 1 tightly and hold frame 27 tightly by rubber-like microphone 12 is fixed, simple in structure, easy to operate.
Between the body of rod 1 and the body of rod 24, also be provided with and be in the compressing structure one that headrest 11 front and back in both gaps 5 compress.Compress by compressing structure one 11 front and back of will resting the head on, preventing to rest the head on 11 breaks away from the body of rod 1 and the bodies of rod 24.Compressing structure one comprises the hold-down apertures 1 that is opened on the body of rod 1, is opened in hold-down apertures 2 41 and securing member on the body of rod, and described securing member is arranged in hold-down apertures 1 and the hold-down apertures 2 41.In the present embodiment, securing member is a bolt, the quantity of hold-down apertures 1 and hold-down apertures 2 41 is four, wherein two hold-down apertures 1 are positioned at a side of headrest 11, two other hold-down apertures 1 is positioned at the opposite side of headrest 11, equally, wherein two hold-down apertures 2 41 are positioned at a side of headrest 11, and two other hold-down apertures 2 41 is positioned at the opposite side of headrest 11.Pass simultaneously in hold-down apertures 1 and the hold-down apertures 2 41 by bolt, by nut bolt is tightened, the headrest 11 that the body of rod 1 and the body of rod 24 can will be between the two compresses.
Also be provided with and be in the compressing structure two that the headrest about 11 between the body of rod 1 and the body of rod 24 compresses at the body of rod 1 and the body of rod 24 bottoms, described compressing structure two comprises left depression bar 8, right depression bar 9 and spring 10, described left depression bar 8 and right depression bar 9 all are the L type, described spring 10 is arranged between left depression bar 8 and the right depression bar 9, and the upper end of described left depression bar 8 and right depression bar 9 all leans with headrest 11.Under the effect of spring 10 power, the upper end of left depression bar 8 and right depression bar 9 all is resisted against on the headrest 11, makes the left and right sides of headrest 11 compacted.
This automobile portable microphone test bracket is used for installing microphone 12.Feet 1 and feet 22 are used for standing, and feet 1 and feet 22 are installed on the base plate of automobile.Microphone 12 is fixed between the body of rod 1 and the body of rod 24 by holding frame 1 tightly and holding frame 27 tightly, and microphone 12 links to each other with NVH performance test machine by electric wire again.The headrest 11 that place in gap 5 between the body of rod 1 and the body of rod 24 is used for replacing automotive seat to do NVH performance test experiment.This headrest 11 compresses by compressing structure one and compressing structure two 11 all arounds of will resting the head on again, makes the test better effects if.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has used 1, feet one morely; 2, feet two; 3, the body of rod one; 31, hold-down apertures one; 4, the body of rod two; 41, hold-down apertures two; 5, gap; 6, hold frame one tightly; 7, hold frame two tightly; 8, left depression bar; 9, right depression bar; 10, spring; 11, headrest; 12, term such as microphone, but do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (8)
1. automobile portable microphone test bracket, comprise feet one (1) and feet two (2), it is characterized in that, on feet one (1) and feet two (2), be fixed with the body of rod one (3) and the body of rod two (4) that are parallel to each other respectively, have the gap (5) that is used for placing headrest (11) between the described body of rod one (3) and the body of rod two (4), between the body of rod one (3) and the body of rod two (4), be provided with the fixed structure that is used for fixing microphone (12).
2. automobile portable microphone test bracket according to claim 1, it is characterized in that, described fixed structure comprises to be held frame one (6) tightly and holds frame two (7) tightly, and the described frame one (6) of holding tightly is fixed on the body of rod one (3), and the described frame two (7) of holding tightly is fixed on the body of rod two (4).
3. automobile portable microphone test bracket according to claim 2 is characterized in that, described hold frame one (6) tightly and hold frame two (7) tightly all have elasticity.
4. according to claim 1 or 2 or 3 described automobile portable microphone test brackets, it is characterized in that, also be provided with the compressing structure one that compresses before and after the headrest (11) that can will be in both gaps (5) between the described body of rod one (3) and the body of rod two (4).
5. automobile portable microphone test bracket according to claim 4, it is characterized in that, described compressing structure one comprises the hold-down apertures one (31) that is opened on the body of rod one (3), is opened in hold-down apertures two (41) and securing member on the body of rod, and described securing member is arranged in hold-down apertures one (31) and the hold-down apertures two (41).
6. automobile portable microphone test bracket according to claim 5 is characterized in that described securing member is a bolt.
7. automobile portable microphone test bracket according to claim 1, it is characterized in that the described body of rod one (3) and the body of rod two (4) bottoms also are provided with the compressing structure two that compresses about the headrest (11) that can will be between the body of rod one (3) and the body of rod two (4).
8. automobile portable microphone test bracket according to claim 7, it is characterized in that, described compressing structure two comprises left depression bar (8), right depression bar (9) and spring (10), described left depression bar (8) and right depression bar (9) all are the L type, described spring (10) is arranged between left depression bar (8) and the right depression bar (9), and the upper end of described left depression bar (8) and right depression bar (9) all leans with headrest (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205702760U CN201976251U (en) | 2010-10-21 | 2010-10-21 | Auto portable microphone test bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205702760U CN201976251U (en) | 2010-10-21 | 2010-10-21 | Auto portable microphone test bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201976251U true CN201976251U (en) | 2011-09-14 |
Family
ID=44581349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205702760U Expired - Fee Related CN201976251U (en) | 2010-10-21 | 2010-10-21 | Auto portable microphone test bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201976251U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113453106A (en) * | 2021-07-01 | 2021-09-28 | 北京汽车集团越野车有限公司 | Mounting bracket |
-
2010
- 2010-10-21 CN CN2010205702760U patent/CN201976251U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
|---|---|---|---|
| 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: 20110914 Termination date: 20131021 |