CN204043783U - A kind of tire noise proving installation - Google Patents
A kind of tire noise proving installation Download PDFInfo
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- CN204043783U CN204043783U CN201420430256.1U CN201420430256U CN204043783U CN 204043783 U CN204043783 U CN 204043783U CN 201420430256 U CN201420430256 U CN 201420430256U CN 204043783 U CN204043783 U CN 204043783U
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- support
- tire
- proving installation
- microphone
- backstay
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Abstract
The utility model provides a kind of tire noise proving installation, belongs to automobile technical field.It solve existing auto tyre noise and be not easy the technical matterss such as detection.Automobile comprises vehicle body wing plate, this tire noise testing device comprises a support and the some support bars be fixedly installed on vehicle body wing plate, each support bar is all connected with support, support is provided with the microphone that several are positioned at tire side, microphone by wire be arranged on Che Nei and the receiver that can receive the electric signal of microphone is connected.The utility model have can be simple and reliable the advantage such as detection is reduced to auto tyre noise.
Description
Technical field
The utility model belongs to automobile technical field, relates to a kind of tire noise proving installation.
Background technology
Automobile in motion, when particularly running at high speed, the noise that tire and ground send is the main source of Automobile external noise, when automobile speed reaches more than 50km/h, the noise that tire produces just becomes noise main source in car, reduce noise in car, improve car comfort, matter of utmost importance controls tire noise, as prerequisite, test is carried out to tire noise and seems particularly important, because testing needs to carry out when running car, the installation of testing apparatus and being fixed in order to a difficult problem.
Summary of the invention
The purpose of this utility model is the problems referred to above existed for existing technology, provides a kind of tire noise proving installation, and technical problem to be solved in the utility model how to detect tire noise.
The purpose of this utility model realizes by following technical proposal: a kind of tire noise proving installation, automobile comprises vehicle body wing plate, it is characterized in that, described proving installation comprises a support and the some support bars be fixedly installed on vehicle body wing plate, each described support bar is all connected with support, described support is provided with the microphone that several are positioned at described tire side, described microphone by wire be arranged on Che Nei and the receiver that can receive the electric signal of microphone is connected.
The tire noise that this programme relates to refers to the noise of automobile outside tires in the process of moving, the noise that the noise produced when comprising wheel hub mechanical drive and tire and ground friction produce; Microphone can be microphone, and the noise near tire is converted to electric signal, and receiver receives electric signal, by the power of electric signal under the different speed of a motor vehicle, different road conditions received, can draw the parameters of this auto tyre noise; In this programme, be fixed on the they sup-port support on vehicle body wing plate by several, support arrange microphone, does not affect the normal traveling of automobile.
In above-mentioned tire noise proving installation, described vehicle body wing plate is fixed with guide plate one, and described guide plate one is provided with gathering sill one, and described support is fixed with a positioning rod, the upper end of described backstay is plugged in described gathering sill one, and the lower end of described backstay is connected with described support.Guide plate one is positioned at the position of vehicle body wing plate away from ground, support is positioned at the position of tire near ground, because the main source of tire noise is the friction between tire and ground, microphone is arranged on support, the noise of tire can be detected more accurately; Backstay can move in gathering sill one, so that the adjustment of support position on two tire axle directions before testing.
In above-mentioned tire noise proving installation, one end of described support bar is fixed on described vehicle body wing plate, and the other end is installed with guide plate two, and described guide plate two is provided with gathering sill two, described backstay is provided with guide blot, and described guide blot is located in described gathering sill two.Can slide in the upper end of backstay in gathering sill one, the guide blot that the middle part of backstay connects can slide in gathering sill two, thus the position of adjusting pole, after adjusting, screwing by guide blot, backstay can be fixed, the mode that multiple spot is fixed can ensure that support can not rock when running car, even come off.
In above-mentioned tire noise proving installation, described support bar has two, two described support bars be all fixed with a described guide plate two, described backstay is between two described guide plates two.Backstay is between two described guide plates two, and backstay is clamped between two guide plates two, further makes backstay fixing more firm.
In above-mentioned tire noise proving installation, described support is provided with draw-in groove, and described microphone is connected in described draw-in groove.
Compared with prior art, the utility model has the following advantages:
1, can slide in the upper end of backstay in gathering sill one, the guide blot that the middle part of backstay connects can slide in gathering sill two, thus the position of adjusting pole, after adjusting, screwing by guide blot, backstay can be fixed, the mode that multiple spot is fixed can ensure that support can not rock when running car, even come off.
2, microphone can be microphone, noise near tire is converted to electric signal, and receiver receives electric signal, by the power of electric signal under the different speed of a motor vehicle, different road conditions received, can draw the parameters of this auto tyre noise, structure is simple, easy to detect.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram of this proving installation.
Fig. 2 is the structural representation in Fig. 1 on A direction.
Fig. 3 is the structural representation in Fig. 1 on B direction.
In figure, a, vehicle body wing plate; 1, support; 11, draw-in groove; 2, support bar; 3, microphone; 4, receiver; 5, backstay; 61, guide plate one; 62, gathering sill one; 71, guide plate two; 72, gathering sill two; 73, guide blot.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As Fig. 1, shown in Fig. 2 and Fig. 3, a kind of tire noise proving installation, automobile comprises vehicle body wing plate a, proving installation comprises a support 1 and the some support bars 2 be fixedly installed on vehicle body wing plate a, each support bar 2 is all connected with support 1, support 1 is provided with several microphones 3 being positioned at tire side, microphone 3 by wire be arranged on Che Nei and the receiver 4 that can receive the electric signal of microphone 3 is connected, vehicle body wing plate a is fixed with guide plate 1, guide plate 1 is provided with gathering sill 1, support 1 is fixed with a positioning rod 5, the upper end of backstay 5 is plugged in gathering sill 1, the lower end of backstay 5 is connected with support 1, guide plate 1 is positioned at the position of vehicle body wing plate a away from ground, support 1 is positioned at the position of tire near ground, because the main source of tire noise is the friction between tire and ground, microphone 3 is arranged on support 1, the noise of tire can be detected more accurately, backstay 5 can move in gathering sill 1, so that the adjustment of support 1 position on two tire axle directions before testing.
As shown in Figures 2 and 3, one end of support bar 2 is fixed on vehicle body wing plate a, the other end is installed with guide plate 2 71, guide plate 2 71 is provided with gathering sill 2 72, backstay 5 is provided with guide blot 73, guide blot 73 is located in gathering sill 2 72, can slide in the upper end of backstay 5 in gathering sill 1, the guide blot 73 that the middle part of backstay 5 connects can slide in gathering sill 2 72, thus the position of adjusting pole 1, after adjusting, by screwing of guide blot 73, backstay 5 can be fixed, the mode that multiple spot is fixed can ensure that support 1 can not rock when running car, even come off, support bar 2 has two, two support bars 2 be all fixed with a guide plate 2 71, backstay 5 is between two guide plates 2 71, backstay 5 is between two guide plates 2 71, backstay 5 is clamped between two guide plates 2 71, further make backstay 5 fixing more firm, support 1 is provided with draw-in groove 11, microphone 3 is connected in draw-in groove 11.
The tire noise that this programme relates to refers to the noise of automobile outside tires in the process of moving, the noise that the noise produced when comprising wheel hub mechanical drive and tire and ground friction produce; Microphone 3 can be microphone, and the noise near tire is converted to electric signal, and receiver 4 receives electric signal, by the power of electric signal under the different speed of a motor vehicle, different road conditions received, can draw the parameters of this auto tyre noise; In this programme, support a support 1 by several support bars 2 be fixed on vehicle body wing plate a, support 1 is arranged microphone 3, do not affect the normal traveling of automobile.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (5)
1. a tire noise proving installation, automobile comprises vehicle body wing plate (a), it is characterized in that, described proving installation comprises a support (1) and the some support bars (2) be fixedly installed on vehicle body wing plate (a), each described support bar (2) is all connected with support (1), described support (1) is provided with several microphones being positioned at described tire side (3), described microphone (3) by wire be arranged on Che Nei and the receiver (4) that can receive the electric signal of microphone (3) is connected.
2. tire noise proving installation according to claim 1, it is characterized in that, described vehicle body wing plate (a) is fixed with guide plate one (61), described guide plate one (61) is provided with gathering sill one (62), described support (1) is fixed with a positioning rod (5), the upper end of described backstay (5) is plugged in described gathering sill one (62), and the lower end of described backstay (5) is connected with described support (1).
3. tire noise proving installation according to claim 2, it is characterized in that, one end of described support bar (2) is fixed on described vehicle body wing plate (a), the other end is installed with guide plate two (71), described guide plate two (71) is provided with gathering sill two (72), described backstay (5) is provided with guide blot (73), and described guide blot (73) is located in described gathering sill two (72).
4. tire noise proving installation according to claim 3, it is characterized in that, described support bar (2) has two, two described support bars (2) be all fixed with a described guide plate two (71), described backstay (5) is positioned between two described guide plates two (71).
5. the tire noise proving installation according to claim 1 or 2 or 3 or 4, it is characterized in that, described support (1) is provided with draw-in groove (11), and described microphone (3) is connected in described draw-in groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420430256.1U CN204043783U (en) | 2014-07-31 | 2014-07-31 | A kind of tire noise proving installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420430256.1U CN204043783U (en) | 2014-07-31 | 2014-07-31 | A kind of tire noise proving installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204043783U true CN204043783U (en) | 2014-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420430256.1U Active CN204043783U (en) | 2014-07-31 | 2014-07-31 | A kind of tire noise proving installation |
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| CN (1) | CN204043783U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110441076A (en) * | 2018-05-03 | 2019-11-12 | 上汽通用汽车有限公司 | Mute trailer |
| CN112924547A (en) * | 2021-01-28 | 2021-06-08 | 招商局公路信息技术（重庆）有限公司 | Tire/road surface in-situ noise acquisition device and method thereof |
-
2014
- 2014-07-31 CN CN201420430256.1U patent/CN204043783U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110441076A (en) * | 2018-05-03 | 2019-11-12 | 上汽通用汽车有限公司 | Mute trailer |
| CN112924547A (en) * | 2021-01-28 | 2021-06-08 | 招商局公路信息技术（重庆）有限公司 | Tire/road surface in-situ noise acquisition device and method thereof |
| CN112924547B (en) * | 2021-01-28 | 2023-03-10 | 招商局公路信息技术（重庆）有限公司 | Tire/road surface in-situ noise acquisition device and method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |