CN106364404A - Rear view mirror diversion structure and automobile - Google Patents
Rear view mirror diversion structure and automobile Download PDFInfo
- Publication number
- CN106364404A CN106364404A CN201610771208.2A CN201610771208A CN106364404A CN 106364404 A CN106364404 A CN 106364404A CN 201610771208 A CN201610771208 A CN 201610771208A CN 106364404 A CN106364404 A CN 106364404A
- Authority
- CN
- China
- Prior art keywords
- flow guide
- guide bar
- rearview mirror
- described flow
- guiding structure
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/02—Rear-view mirror arrangements
- B60R1/06—Rear-view mirror arrangements mounted on vehicle exterior
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J1/00—Windows; Windscreens; Accessories therefor
- B60J1/20—Accessories, e.g. wind deflectors, blinds
- B60J1/2097—Accessories, e.g. wind deflectors, blinds means to prevent rattling of vehicle windows
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multimedia (AREA)
- Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
Abstract
The invention relates to a rear view mirror diversion structure and an automobile. The rear view mirror diversion structure comprises a plurality of diversion bars arranged on a rear view mirror mounting plate; each of the diversion bars is protruded outwardly from the rear view mirror mounting plate; the diversion bars are arranged above a rear view mirror arm at intervals in an up and down direction; the overall dimensions of the diversion bars are gradually increased from top to bottom; and between every two adjacent diversion bars, the width dimension of the diversion bar located at the upper part in a left and right direction is smaller than the width dimension of the diversion bar located at the lower part in a left and right direction, and/or the length dimension of the diversion bar located at the upper part in a front and rear direction is smaller than the length dimension of the diversion bar located at the lower part in a front and rear direction, and/or the width dimension of the diversion bar located at the upper part in an up and down direction is smaller than the width dimension of the diversion bar located at the lower part in an up and down direction. Through the adoption of the rear view mirror diversion structure disclosed by the invention, wind vibration of a side window can be inhibited effectively.
Description
Technical field
The present invention relates to the parts of automobile are and in particular to a kind of rearview mirror flow-guiding structure and automobile.
Background technology
When low speed (40-80kph) travels and opens vehicle window in the car, just just as cavity in compartment, when air-flow is from a post side
Edge flows through during the upstream edge of window openings it may appear that unstable shear layer, and vortex can come off in this position and flow backward.
When whirlpool clashes into trailing edge (the b post front end) of window openings, vortex breakdown simultaneously produces pressure wave, and this pressure wave can be to all directions
Propagate.A part of pressure wave can propagate back to the upstream edge of window openings, by coming off that re-initiation is vortexed at this.This
Whirlpool produces-comes off-and broken process can be repeated several times generation at short notice, and cause shear layer to produce one and specific vibrate
Frequency.If this frequency is identical with the natural frequency in compartment, it will produce resonance, this phenomenon is side window wind shake phenomenon.
In recent years, with the continuous application of new technique and the continuous improvement of speed, automobile engine noise, tyre noise
Effectively reduced, but aerodynamic noise is more prominent, already become the important component part of car load noise.Vehicle Wind
Noise as the important component part of aerodynamic noise, especially with its medium frequency relatively low (less than 20hz) but intensity is very high (is more than
Side window wind shake 100db) has had a strong impact on riding comfort although it is difficult to be heard by human ear, but its produced pulsation pressure
Power but makes passenger have the fidgets and tired, how efficiently to suppress side window wind shake to be Hyundai Motor design urgent problem.
Content of the invention
The purpose of the present invention is to propose to a kind of rearview mirror flow-guiding structure, this rearview mirror flow-guiding structure can efficiently suppress side
Window wind shake.
A kind of rearview mirror flow-guiding structure of the present invention, including multiple flow guide bars being arranged on rearview mirror mounting plate, multiple
Described flow guide bar all outwardly in described rearview mirror mounting plate, multiple described flow guide bars are disposed on backsight along the vertical direction
The top of mirror handel, the overall dimensions of multiple described flow guide bars become larger from top to bottom；Two neighboring described flow guide bar middle position
Flow guide bar width dimensions in the lateral direction in top are less than underlying flow guide bar broad-ruler in the lateral direction
Very little and/or above flow guide bar length dimension in the longitudinal direction is less than underlying flow guide bar in fore-and-aft direction
On length dimension, and/or flow guide bar above width dimensions in the vertical direction be less than underlying flow guide bar
Width dimensions in the vertical direction.
Further, described flow guide bar width in the vertical direction is first gradually increased from front to back and is gradually reduced afterwards, and/or
Described flow guide bar width in the lateral direction is first gradually increased from front to back and is gradually reduced afterwards, and/or described flow guide bar is upper
Lower section width upwards is gradually reduced towards the direction away from described rearview mirror mounting plate.
Further, when described flow guide bar, width in the vertical direction is first gradually increased when being gradually reduced afterwards from front to back,
Described flow guide bar Breadth Maximum position in the vertical direction is located at the front portion of described flow guide bar.
Further, when described flow guide bar, width in the lateral direction is first gradually increased when being gradually reduced afterwards from front to back,
Described flow guide bar Breadth Maximum position in the lateral direction is located at the front portion of described flow guide bar.
Further, the greatest length in the longitudinal direction of described flow guide bar is more than described flow guide bar in the vertical direction
Big width.
Further, described flow guide bar is streamlined structure, and the outside of described flow guide bar has by the front end of described flow guide bar
Extend to the crest line of the rear end of described flow guide bar, the outer surface of described flow guide bar is separated into upper surface and following table by described crest line
Face, the radian that the radian that described upper surface bends from front to back bends from front to back more than described lower surface.
Further, multiple described flow guide bars and described rearview mirror mounting plate are integrally formed.
As one kind preferably, the rear portion of multiple described flow guide bars is respectively positioned on the rear edge of described rearview mirror mounting plate.
Further, described rearview mirror mounting plate is provided with two described flow guide bars.
The invention allows for a kind of automobile, this automobile includes above-mentioned rearview mirror flow-guiding structure.
The present invention passes through to arrange multiple flow guide bars on rearview mirror mounting plate, and the overall dimensions of multiple flow guide bar are from upper
To under become larger, the air-flow for different in flow rate adopts the different flow guide bar of overall dimensions, can efficiently suppress side window wind
Shake.
Brief description
Fig. 1 is the structural representation of rearview mirror flow-guiding structure；
Fig. 2 is a-a sectional drawing in Fig. 1；
Fig. 3 is the structural representation of flow guide bar.
In figure: 1 rearview mirror mounting plate；2 body of backsight mirror；3 rearview mirror handels；4 flow guide bars；5 upper surfaces；
6 lower surfaces；7 crest lines.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
A kind of rearview mirror flow-guiding structure as depicted in figs. 1 and 2, including multiple be arranged on rearview mirror mounting plate 1 lead
Stream bar 4, multiple flow guide bars 4 all outwardly in rearview mirror mounting plate 1, after multiple flow guide bars 4 are disposed on along the vertical direction
The top of visor handel 3, multiple flow guide bars 4 are respectively positioned between rearview mirror mounting plate 1 and body of backsight mirror 2, multiple flow guide bars 4
Overall dimensions become larger from top to bottom；During concrete configuration, the mode of the overall dimensions change of multiple flow guide bars 4 includes following three
One of kind of mode or two or three:
Mode one: in two neighboring flow guide bar 4, flow guide bar 4 above width dimensions in the lateral direction are less than and are located at down
The flow guide bar 4 of side width dimensions in the lateral direction；Mode two: flow guide bar 4 above length in the longitudinal direction
It is smaller in size than underlying flow guide bar 4 length dimension in the longitudinal direction；Mode three: flow guide bar 4 above is upper
Lower section width dimensions upwards are less than underlying flow guide bar 4 width dimensions in the vertical direction.
Using technique scheme, when air-flow flows through rearview mirror mounting plate 1, affected by flow guide bar 4, air-flow is departing from
During rearview mirror mounting plate 1, the vortex being formed and coming off at rearview mirror mounting plate 1 rear portion (side window is anterior) can reduce, and wherein
Larger vortex also can be fractured into little vortex, reaches the purpose of suppression side window wind shake；Due to rearview mirror mounting plate 1 and backsight
Gap between mirror body 2 is gradually increased from bottom to up, when air-flow flows through between rearview mirror mounting plate 1 and body of backsight mirror 2
During gap, go up greatly little under the flow velocity of air-flow, be therefore provided with multiple flow guide bars 4, and the overall dimensions of multiple flow guide bar 4 are from up to
Under become larger, the bigger air-flow of the corresponding flow velocity of the bigger flow guide bar of overall dimensions 4, the less flow guide bar of overall dimensions 4 is corresponding
The less air-flow of flow velocity, the air-flow for different in flow rate adopts the different flow guide bar 4 of overall dimensions, the inhibition of side window wind shake
Become apparent from, and structure is more reasonable, do not result in waste.If entering to the overall dimensions and position of multiple flow guide bars 4
Row is rational to be designed, the side window wind shake noise under each speed all can decrease to some degree, even completely eliminate, improve and take advantage of
Member's comfortableness.
Further, as shown in figure 3, the profile of flow guide bar 4 can be configured with one of following three kinds of features or two
Plant or three kinds:
Feature one: flow guide bar 4 width in the vertical direction is first gradually increased from front to back and is gradually reduced afterwards, can subtract further
The vortex that few rearview mirror mounting plate 1 rear portion forms and comes off；Feature two: flow guide bar 4 width in the lateral direction is from front to back
First it is gradually increased and is gradually reduced afterwards, the vortex that rearview mirror mounting plate 1 rear portion forms and comes off can be reduced further；Feature three:
Flow guide bar 4 width in the vertical direction is gradually reduced towards the direction away from rearview mirror mounting plate 1, can reduce backsight further
The vortex that mirror installing plate 1 rear portion forms and comes off.
Further, when flow guide bar 4, width in the vertical direction is first gradually increased when being gradually reduced afterwards from front to back, water conservancy diversion
Bar 4 Breadth Maximum position in the vertical direction is located at the front portion of flow guide bar 4.After rearview mirror mounting plate 1 being reduced further
The vortex that portion forms and comes off.
Further, when flow guide bar 4, width in the lateral direction is first gradually increased when being gradually reduced afterwards from front to back, water conservancy diversion
Bar 4 Breadth Maximum position in the lateral direction is located at the front portion of flow guide bar 4.After rearview mirror mounting plate 1 being reduced further
The vortex that portion forms and comes off.
Further, flow guide bar 4 greatest length in the longitudinal direction is more than flow guide bar 4 maximum width in the vertical direction
Degree.Make flow guide bar 4 elongated it is ensured that inhibition to side window wind shake, reduce flow guide bar 4 itself and produce wind noise.
Further, flow guide bar 4 is streamlined structure, and the outside of flow guide bar 4 has and extends to water conservancy diversion by the front end of flow guide bar 4
The crest line 7 of the rear end of bar 4, the outer surface of flow guide bar 4 is separated into upper surface 5 and lower surface 6 by crest line 7, and upper surface 5 is from front to back
The radian that the radian of bending bends from front to back more than lower surface 6.Using said structure, air-flow is in the upper surface 5 of flow guide bar 4
Flowing velocity is more than the flowing velocity of lower surface 6, and flow guide bar 4, just similar to a vortex generator, can produce in wind stream
The relatively strong whirlpool (similar to wingtip vortex) of raw intensity, the whirlpool of this high-energy is mixed with low-energy boundary layer air flowing downstream
Afterwards, just give boundary region energy transmission, so that the boundary layer flow field being in adverse pressure gradient is can continue to after obtaining additional-energy
Being attached to the surface of rearview mirror mounting plate 1 and will not separate, reducing coming off, thus suppressing front window of side window front vortex further
Wind shake noise.In order to further enhance the effect of suppression front window wind shake, upper surface 5 width in the lateral direction can will be arranged to
Degree is more than lower surface 6 width in the lateral direction.
Further, multiple flow guide bars 4 and rearview mirror mounting plate 1 are integrally formed.There is Stability Analysis of Structures, attractive in appearance.
Further, the rear portion of multiple flow guide bars 4 is respectively positioned on the rear edge of rearview mirror mounting plate 1.Can preferably reduce
Coming off of rearview mirror mounting plate 1 rear vortex, further reduces coming off of side window front vortex, the suppression effect to side window wind shake
Fruit is more preferably.
As one kind preferably, rearview mirror mounting plate 1 is provided with two flow guide bars 4.Due to rearview mirror mounting plate 1 area relatively
Little, two flow guide bars 4 of setting are optimal case.
The invention allows for a kind of automobile, this automobile includes above-mentioned rearview mirror flow-guiding structure.
Claims (10)
1. a kind of rearview mirror flow-guiding structure it is characterised in that: include multiple flow guide bars being arranged on rearview mirror mounting plate (1)
(4), multiple described flow guide bars (4) all outwardly in described rearview mirror mounting plate (1), multiple described flow guide bars (4) are vertically
Direction is disposed on the top of rearview mirror handel (3), and the overall dimensions of multiple described flow guide bars (4) gradually become from top to bottom
Greatly；In two neighboring described flow guide bar (4), flow guide bar (4) above width dimensions in the lateral direction are less than and are located at down
The flow guide bar (4) of side width dimensions in the lateral direction, and/or flow guide bar (4) above length in the longitudinal direction
Degree is smaller in size than underlying flow guide bar (4) length dimension in the longitudinal direction, and/or flow guide bar (4) above
Width dimensions in the vertical direction are less than underlying flow guide bar (4) width dimensions in the vertical direction.
2. rearview mirror flow-guiding structure according to claim 1 it is characterised in that: described flow guide bar (4) is in the vertical direction
Width be first gradually increased from front to back and be gradually reduced afterwards, and/or described flow guide bar (4) width the past in the lateral direction is extremely
First it is gradually increased afterwards and is gradually reduced afterwards, and/or described flow guide bar (4) width in the vertical direction is towards away from described rearview mirror peace
The direction of dress plate (1) is gradually reduced.
3. rearview mirror flow-guiding structure according to claim 2 it is characterised in that: when described flow guide bar (4) is in above-below direction
On width be first gradually increased when being gradually reduced afterwards from front to back, described flow guide bar (4) Breadth Maximum position in the vertical direction
Front portion setting in described flow guide bar (4).
4. rearview mirror flow-guiding structure according to claim 2 it is characterised in that: when described flow guide bar (4) is in left and right directions
On width be first gradually increased when being gradually reduced afterwards from front to back, described flow guide bar (4) Breadth Maximum position in the lateral direction
Front portion setting in described flow guide bar (4).
5. the rearview mirror flow-guiding structure according to any one of claim 1-4 it is characterised in that: described flow guide bar (4) is front
Greatest length in rear direction is more than described flow guide bar (4) Breadth Maximum in the vertical direction.
6. the rearview mirror flow-guiding structure according to any one of claim 1-4 it is characterised in that: described flow guide bar (4) be stream
Linear structure, the outside of described flow guide bar (4) has and is extended to after described flow guide bar (4) by the front end of described flow guide bar (4)
The crest line (7) at end, the outer surface of described flow guide bar (4) is separated into upper surface (5) and lower surface (6) by described crest line (7), described
The radian that the radian that upper surface (5) bends from front to back bends from front to back more than described lower surface (6).
7. the rearview mirror flow-guiding structure according to any one of claim 1-4 it is characterised in that: multiple described flow guide bars (4)
It is integrally formed with described rearview mirror mounting plate (1).
8. the rearview mirror flow-guiding structure according to any one of claim 1-4 it is characterised in that: multiple described flow guide bars (4)
Rear portion be respectively positioned on the rear edge of described rearview mirror mounting plate (1).
9. the rearview mirror flow-guiding structure according to any one of claim 1-4 it is characterised in that: described rearview mirror mounting plate
(1) it is provided with two described flow guide bars (4).
10. a kind of automobile it is characterised in that: include any one of claim 1-9 described in rearview mirror flow-guiding structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610771208.2A CN106364404A (en) | 2016-08-31 | 2016-08-31 | Rear view mirror diversion structure and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610771208.2A CN106364404A (en) | 2016-08-31 | 2016-08-31 | Rear view mirror diversion structure and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106364404A true CN106364404A (en) | 2017-02-01 |
Family
ID=57901817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610771208.2A Pending CN106364404A (en) | 2016-08-31 | 2016-08-31 | Rear view mirror diversion structure and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106364404A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110979480A (en) * | 2019-12-05 | 2020-04-10 | 浙江吉智新能源汽车科技有限公司 | Wind noise reduction structure and vehicle |
| CN111779407A (en) * | 2020-07-01 | 2020-10-16 | 宁波吉利汽车研究开发有限公司 | Wind vibration elimination system and method for vehicle and vehicle |
| CN112208487A (en) * | 2020-09-11 | 2021-01-12 | 东风商用车有限公司 | Flow guide mechanism of front windshield and vehicle |
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| US20040056511A1 (en) * | 2002-09-20 | 2004-03-25 | Flowerday Randall B. | Anti-buffeting vehicle mirror assembly |
| KR100808697B1 (en) * | 2006-10-04 | 2008-02-29 | 지엠대우오토앤테크놀로지주식회사 | A base plate for mounting osrvm |
| KR20110138700A (en) * | 2010-06-21 | 2011-12-28 | 김영근 | Defrosting apparatus of window in car |
| CN203511788U (en) * | 2013-09-16 | 2014-04-02 | 东风柳州汽车有限公司 | Automobile wrap angle turbulence device |
| CN105398390A (en) * | 2015-11-23 | 2016-03-16 | 天津华夏联盛汽车部件有限公司 | Novel outer rear view mirror for vehicle |
| CN205149661U (en) * | 2015-10-29 | 2016-04-13 | 浙江吉利汽车研究院有限公司 | Outside rear -view mirror structure of vehicle |
-
2016
- 2016-08-31 CN CN201610771208.2A patent/CN106364404A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040056511A1 (en) * | 2002-09-20 | 2004-03-25 | Flowerday Randall B. | Anti-buffeting vehicle mirror assembly |
| KR100808697B1 (en) * | 2006-10-04 | 2008-02-29 | 지엠대우오토앤테크놀로지주식회사 | A base plate for mounting osrvm |
| KR20110138700A (en) * | 2010-06-21 | 2011-12-28 | 김영근 | Defrosting apparatus of window in car |
| CN203511788U (en) * | 2013-09-16 | 2014-04-02 | 东风柳州汽车有限公司 | Automobile wrap angle turbulence device |
| CN205149661U (en) * | 2015-10-29 | 2016-04-13 | 浙江吉利汽车研究院有限公司 | Outside rear -view mirror structure of vehicle |
| CN105398390A (en) * | 2015-11-23 | 2016-03-16 | 天津华夏联盛汽车部件有限公司 | Novel outer rear view mirror for vehicle |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110979480A (en) * | 2019-12-05 | 2020-04-10 | 浙江吉智新能源汽车科技有限公司 | Wind noise reduction structure and vehicle |
| CN110979480B (en) * | 2019-12-05 | 2021-01-15 | 浙江吉智新能源汽车科技有限公司 | Wind noise reduction structure and vehicle |
| CN111779407A (en) * | 2020-07-01 | 2020-10-16 | 宁波吉利汽车研究开发有限公司 | Wind vibration elimination system and method for vehicle and vehicle |
| CN112208487A (en) * | 2020-09-11 | 2021-01-12 | 东风商用车有限公司 | Flow guide mechanism of front windshield and vehicle |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170201 |
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| RJ01 | Rejection of invention patent application after publication |