CN102381253A - Waterproof and fog-proof rearview mirror - Google Patents
Waterproof and fog-proof rearview mirror Download PDFInfo
- Publication number
- CN102381253A CN102381253A CN2011104239431A CN201110423943A CN102381253A CN 102381253 A CN102381253 A CN 102381253A CN 2011104239431 A CN2011104239431 A CN 2011104239431A CN 201110423943 A CN201110423943 A CN 201110423943A CN 102381253 A CN102381253 A CN 102381253A
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- minute surface
- drainage duct
- air
- back mirror
- water smoke
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- Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
Abstract
The invention provides a waterproof and fog-proof rearview mirror, which comprises a mirror frame and a mirror surface, wherein an air inlet is arranged on the windward side of the mirror frame, in addition, the inner side of the mirror frame is provided with a drainage hole passage, the drainage hole passage guides airflows guided from the air inlet to the front side of the mirror surface, and the airflows flow out of the mirror frame in a way of being parallel to and tightly pasted with the mirror surface. The waterproof and fog-proof rearview mirror has the advantages that the occurrence of the mirror surface water fog in the running process can be prevented, and the waterproof and fog-proof rearview mirror has efficient clearing capability on fog water and rain.
Description
Affiliated technical field
The present invention relates to the vehicular spare parts field, especially relate to a kind of automobile rearview mirror, comprise picture frame and minute surface.
Background technology
Back mirror is a self-propelled vehicle, and especially the requisite accessory of automobile in the driver drives vehicle process, need constantly be watched back mirror, to see the situation behind the car clearly, guarantees traffic safety.
The back mirror of low side includes only picture frame and minute surface usually, and high-end back mirror then is provided with the motorized adjustment device at the minute surface rear, mainly is made up of miniature motor and train of reduction gears.And which kind of no matter present back mirror, a ubiquitous problem is a minute surface water smoke problem.Receive weather effect, the water smoke problem can occur on the minute surface, in the case, the thin globule that gathers on the minute surface has a strong impact on the backsight ability of minute surface, can't wipe again when driving, therefore has a strong impact on traffic safety; For some high-end back mirrors, then be furnished with the back mirror electro heat, can carry out the minute surface heating to back mirror; Thereby with water smoke evaporation, yet the defective that should technology exists is that the electro heat programming rate is slower; The water smoke velocity of evaporation is also slower; Electro heat need could be eliminated water smoke through longer a period of time after starting usually, and it is unsatisfactory that it removes the water smoke ability; On the other hand, at rainwater weather, the normally a large amount of globule that occurs on the back mirror; For this kind globule, the heat that electro heat produced is inoperative basically to it, we can say; At rainwater weather; The back mirror electro heat does not have use, and rainwater is still having a strong impact on the backsight ability of back mirror, and driving is caused great danger.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide a kind of anti-water smoke back mirror, this anti-water smoke back mirror can prevent the appearance of minute surface water smoke when driving, all has for fog and rainwater and eliminates ability efficiently.
The technical solution adopted for the present invention to solve the technical problems is: this anti-water smoke back mirror comprises picture frame and minute surface; Offer ventilation inlet on the windward side of said picture frame; And the picture frame inboard is provided with the drainage duct; The lead front of said minute surface of the air-flow that said ventilation inlet is introduced in said drainage duct, and parallel and be close to minute surface and flow out.
General automobiles back mirror, its width stroke all over the monoblock minute surface in order to make the air-flow that blows out from said drainage duct greater than height as much as possible, and the outlet in said drainage duct is parallel to the short transverse of said minute surface.
Consider from the one-sided air-flow stroke that blows out of the short transverse of said minute surface still limited; Said drainage duct is in the bilateral symmetry setting of said minute surface short transverse; Air-flow can be brushed to minute surface central authorities from the minute surface both sides simultaneously, thereby further improve the area coverage of air-flow minute surface.
As preferably, the ratio of the incoming air area of said ventilation inlet and the exit area in said drainage duct is greater than 5:1, thereby guarantees that air-flow when said drainage duct blows out, has the higher speed of brushing and brushes pressure.
As preferably, said drainage duct is made up of equidistance [arranged side by side, and the parallel air-inlet cavity that is communicated with the ventilation inlet rear of said picture frame of each [, air-flow get into said drainage duct after getting into air-inlet cavity from said ventilation inlet again.
As preferably, said minute surface rear also is provided with electric heater unit, to improve the elimination ability to tiny water smoke.
Beneficial effect of the present invention is: this anti-water smoke back mirror is assemblied in ordinary motor vehicle, automobile especially, when driving; The air-flow that self-propelled vehicle head-on blows gets into from the ventilation inlet of picture frame windward side, and guides to minute surface the place ahead by said drainage duct, and is parallel and be close to minute surface and blow out; Because road speed is bigger usually, generally about 80km/h, and the exit area in said drainage duct also can be designed to more said air intake young many; Therefore, when air-flow blew out said drainage duct, its speed also can be much larger than road speed; Thereby form the air knife of high-voltage high-speed at specular surface, the rainwater of specular surface, water smoke etc. are efficiently flipped; This back mirror does not increase electric structure, dynamic structure removing on the water smoke structure, and is simple in structure, is easy to produce, and can under less cost input, greatly improve the performance of back mirror, thereby improves travel safety.
Description of drawings
Fig. 1 is the front elevation of first embodiment of the invention.
Fig. 2 is that the A-A of Fig. 1 is to cutaway view.
Fig. 3 is the view after Fig. 1 removes minute surface.
Fig. 4 is the structural representation of second embodiment of the invention.
Fig. 5 is the front elevation of third embodiment of the invention.
Fig. 6 is that the B-B of Fig. 5 is to cutaway view.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further specified:
Embodiment one:
Fig. 1-Fig. 3 is the first embodiment of the present invention, and wherein, this anti-water smoke back mirror comprises picture frame 1 and minute surface 3, and said minute surface 3 back sides connect picture frame 1 in-to-in mirror position control apparatus 4; Offer ventilation inlet 10 on the windward side of said picture frame 1, and picture frame 1 inboard is provided with drainage duct 12, the lead front of said minute surface 3 of the air-flow that said ventilation inlet 10 is introduced in said drainage duct 12, and parallel and be close to minute surface 3 and flow out; Its concrete structure does, said drainage duct 12 is made up of equidistance [arranged side by side, and the parallel air-inlet cavity 120 that is communicated with ventilation inlet 10 rears of said picture frame 1 of each [, air-flow get into said drainage duct 12 after getting into air-inlet cavities 120 from said ventilation inlet 10 again; In the present embodiment, like Fig. 2, shown in Figure 3, said drainage duct 12 is surrounded by 2 of interlayers in picture frame 1 and the picture frame 1 with air-inlet cavity 120, and said interlayer 2 is one-body molded with picture frame 1.
In embodiment one, because the width of back mirror greater than height, strokes all over monoblock minute surface 3 in order to make the air-flow that blows out from said drainage duct 12 as much as possible, the outlet in said drainage duct 12 is parallel to the short transverse of said minute surface 3.And; Consider from the one-sided air-flow stroke that blows out of the short transverse of said minute surface 3 still limited; Said drainage duct 12 is in the bilateral symmetry setting of said minute surface 3 short transverses; Air-flow can be brushed to minute surface central authorities from minute surface 3 both sides simultaneously, thereby further improve the area coverage of air-flow minute surface 3.
It is worthy of note,, can make high pressure draft cover the most area of minute surface 3 although when said drainage duct 12 blows to minute surface 3 central authorities simultaneously from said minute surface 3 both sides; Yet,, be in state of equilibrium near making center line on the contrary because the air-flow of center line both sides liquidates near the zone minute surface 3 center lines; The globule at this place is difficult for eliminating, so 12 outlets are enough thin than said ventilation inlet 10 in said drainage duct; The air-flow in 12 exits, one-sided drainage duct is enough anxious, when being enough to whip the most area of said minute surface 3, can omit the drainage duct 12 of a side; At this moment, this structure of the present invention is as shown in Figure 4, constitutes embodiments of the invention two.
In embodiment shown in Figure 4 two, mainly be with the difference of embodiment one: drainage duct 12 ' only is arranged at the upside of said minute surface 3, during driving, only whips said minute surface 3 surfaces downwards after the air communication of being introduced by ventilation inlet 10 is crossed drainage duct 12 '.
Embodiment three
Because at present more automobile rearview mirror can be regulated the orientation angle of minute surface through the mirror position control apparatus; Therefore, when adopting the version of embodiment one, embodiment two, said drainage duct 12,12 ' outlet can't be under the various angles of minute surface 3; All parallel and be close to minute surface 3; So, provide Fig. 5, embodiment three shown in Figure 6 at present, can provide solution to this problem.
In embodiment three, be different from embodiment one, two, the drainage duct is improved; Wherein, Air-inlet cavity 120 still can be one-body molded with said picture frame 1, and drainage duct 12 " be flexible pipe, draw by air-inlet cavity 120; and extend to two edges up and down of minute surface 3, be following characteristic: drainage duct 12 " outlet parallel and be close to minute surface 3; In this embodiment three, said drainage duct 12 " the similar electric winding displacement of shape.
Adopt the structure of embodiment three, can adapt to the scalable back mirror, minute surface is comparatively accurately brushed, remove water smoke more reliably.
In three kinds of above-mentioned embodiment, because structure is different, said picture frame 1 also has the difference on the little shape near the edge of minute surface 3, and this kind difference can be adjusted according to actual conditions when concrete the manufacturing, belongs to simple process, repeats no more.
In addition; In three kinds of above-mentioned embodiment; The incoming air area of said ventilation inlet 10 and said drainage duct 12,12 ', 12 " the ratio of exit area greater than 5:1, thereby guarantee that air-flow when said drainage duct blows out, has the higher speed of brushing and brushes pressure; As: when the outlet gross area in the incoming air area of ventilation inlet 10 and drainage duct is 10:1; According to conservation of matter principle; Air-out speed must be 10 times of intake velocity, and as if the speed of automobile with 80km/h, intake velocity is with speed of approach; Then air-out speed approaches 800km/h, can provide to brush power efficiently.
Once more, the mist back mirror that discharges water involved in the present invention, its minute surface 3 rears can also be provided with electric heater unit, to improve the elimination ability to tiny water smoke.
At last, consider rainwater weather, self-propelled vehicle in the process of moving; Rainwater also might together get into the drainage duct with air-flow from the ventilation inlet (10) of back mirror picture frame (1), finally flow on the minute surface (3), therefore; Under the situation of space permission, can make said drainage duct in said picture frame (1), process helix, and the tube wall of said spiral tube is provided with suitable through hole; Thereby make in the air-flow rotary course, can the moisture content in the air-flow outwards be thrown away from through hole; This repeats no more in this specification sheets for optimizing structure.
This anti-water smoke back mirror is assemblied in ordinary motor vehicle; Especially automobile; When driving, the air-flow that self-propelled vehicle head-on blows gets into from the ventilation inlet of picture frame 1 windward side 10, and by said drainage duct 12,12 ' 12 " guide to minute surface 3 the place aheads; and parallel and be close to minute surface 3 and blow out, air flow line is shown in the arrow in above-mentioned each embodiment accompanying drawing; Because road speed is bigger usually; Generally about 80km/h, and the exit area in said drainage duct also can be designed to more said air intake young many, therefore; When air-flow blows out said drainage duct; Its speed also can be much larger than road speed, thereby forms the air knives of high-voltage high-speeds on minute surface 3 surfaces, and the rainwater of specular surface, water smoke etc. are efficiently flipped; This back mirror does not increase electric structure, dynamic structure removing on the water smoke structure, and is simple in structure, is easy to produce, and can under less cost input, greatly improve the performance of back mirror, thereby improves travel safety.
The above is merely preferred embodiment of the present invention, and is in order to restriction the present invention, not all within spirit of the present invention and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. anti-water smoke back mirror; Comprise picture frame (1) and minute surface (3); It is characterized in that: offer ventilation inlet (10) on the windward side of said picture frame (1); And picture frame (1) inboard is provided with drainage duct (12,12 ', 12 "), the lead front of said minute surface (3) of the air-flow that said ventilation inlet (10) is introduced in said drainage duct (12,12 ', 12 "), and parallel and be close to minute surface (3) and flow out.
2. anti-water smoke back mirror according to claim 1 is characterized in that: the outlet of said drainage duct (12,12 ', 12 ") is parallel to the short transverse of said minute surface (3).
3. anti-water smoke back mirror according to claim 1 is characterized in that: said drainage duct is in the bilateral symmetry setting of said minute surface short transverse.
4. anti-water smoke back mirror according to claim 1; It is characterized in that: said picture frame (1) also is provided with air-inlet cavity (120) at said ventilation inlet (10) rear; Said drainage duct (12,12 ', 12 ") import is communicated with this air-inlet cavity (120), exports parallel and is close to said minute surface (3).
5. anti-water smoke back mirror according to claim 4; It is characterized in that: said drainage duct (12,12 ') is surrounded by the interlayer (2) in picture frame (1) and the picture frame (1) with said air-inlet cavity (120), and said interlayer (2) is one-body molded with picture frame (1).
6. anti-water smoke back mirror according to claim 4; It is characterized in that: said drainage duct (12 ") are flexible pipe; its outlet extends to two edges up and down of minute surface (3), is following characteristic: the outlet of drainage duct (12 ") is parallel and be close to minute surface (3).
7. anti-water smoke back mirror according to claim 1; It is characterized in that: said drainage duct (12,12 ', 12 ") constitute the parallel air-inlet cavity (120) that is communicated with ventilation inlet (10) rear of said picture frame (1) of each [by equidistance [arranged side by side.
8. according to any described anti-water smoke back mirror in the claim 1-7, it is characterized in that: the ratio of the exit area of the incoming air area of said ventilation inlet (10) and said drainage duct (12,12 ', 12 ") is greater than 5:1.
9. according to any described anti-water smoke back mirror in the claim 1-7, it is characterized in that: said minute surface (1) rear also is provided with electric heater unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104239431A CN102381253A (en) | 2011-12-18 | 2011-12-18 | Waterproof and fog-proof rearview mirror |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104239431A CN102381253A (en) | 2011-12-18 | 2011-12-18 | Waterproof and fog-proof rearview mirror |
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| CN102381253A true CN102381253A (en) | 2012-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104239431A Pending CN102381253A (en) | 2011-12-18 | 2011-12-18 | Waterproof and fog-proof rearview mirror |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102862517A (en) * | 2012-09-07 | 2013-01-09 | 俞钟晓 | Automobile rearview mirror capable of dispersing raindrops |
| WO2014126610A1 (en) * | 2013-02-15 | 2014-08-21 | Zha Gecheng | Low drag low noise automobile mirrors using jet flow control |
| US9211839B2 (en) | 2013-02-15 | 2015-12-15 | Dialectic Flow Technologies, Llc | Low drag low noise devices using jet flow control |
| US9216779B2 (en) | 2013-02-15 | 2015-12-22 | Dialectric Flow Technologies, LLC | Low drag low noise devices using jet flow control |
| CN105346450A (en) * | 2015-10-27 | 2016-02-24 | 无锡市永亿精密铸造有限公司 | Automobile side rearview mirror with waterproof ventilation pleated sheet block which can be overturned |
| US9676427B2 (en) | 2013-02-15 | 2017-06-13 | Dialectic Flow Technologies, Llc | Low drag low noise devices using jet flow control |
| US20190185076A1 (en) * | 2017-12-14 | 2019-06-20 | Hyundai Motor Company | Aerodynamically optimized vehicle side mirror |
| CN110395185A (en) * | 2019-08-21 | 2019-11-01 | 翁路 | A kind of efficiently vibration water-removed rearview mirror of automobile |
| CN112277810A (en) * | 2020-11-11 | 2021-01-29 | 孟祥权 | Water mist-proof automobile rearview mirror |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102862517B (en) * | 2012-09-07 | 2015-04-08 | 俞钟晓 | Automobile rearview mirror capable of dispersing raindrops |
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| US9676427B2 (en) | 2013-02-15 | 2017-06-13 | Dialectic Flow Technologies, Llc | Low drag low noise devices using jet flow control |
| WO2014126610A1 (en) * | 2013-02-15 | 2014-08-21 | Zha Gecheng | Low drag low noise automobile mirrors using jet flow control |
| CN104995061A (en) * | 2013-02-15 | 2015-10-21 | 查戈成 | Low drag low noise automobile mirrors using jet flow control |
| US9211839B2 (en) | 2013-02-15 | 2015-12-15 | Dialectic Flow Technologies, Llc | Low drag low noise devices using jet flow control |
| US9216779B2 (en) | 2013-02-15 | 2015-12-22 | Dialectric Flow Technologies, LLC | Low drag low noise devices using jet flow control |
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| CN105346450A (en) * | 2015-10-27 | 2016-02-24 | 无锡市永亿精密铸造有限公司 | Automobile side rearview mirror with waterproof ventilation pleated sheet block which can be overturned |
| US20190185076A1 (en) * | 2017-12-14 | 2019-06-20 | Hyundai Motor Company | Aerodynamically optimized vehicle side mirror |
| US10507876B2 (en) * | 2017-12-14 | 2019-12-17 | Hyundai Motor Company | Aerodynamically optimized vehicle side mirror |
| CN110395185A (en) * | 2019-08-21 | 2019-11-01 | 翁路 | A kind of efficiently vibration water-removed rearview mirror of automobile |
| CN112277810A (en) * | 2020-11-11 | 2021-01-29 | 孟祥权 | Water mist-proof automobile rearview mirror |
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Application publication date: 20120321 |