CN104709175B - A kind of method setting up mirror field of view border - Google Patents

A kind of method setting up mirror field of view border Download PDF

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Publication number
CN104709175B
CN104709175B CN201310687497.4A CN201310687497A CN104709175B CN 104709175 B CN104709175 B CN 104709175B CN 201310687497 A CN201310687497 A CN 201310687497A CN 104709175 B CN104709175 B CN 104709175B
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China
Prior art keywords
mirror
regulation
view
border
field
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Expired - Fee Related
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CN201310687497.4A
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CN104709175A (en
Inventor
杨成刚
梅建伟
杨亚宁
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Beijing Treasure Car Co Ltd
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Beiqi Foton Motor Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R1/00Optical 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D65/00Designing, manufacturing, e.g. assembling, facilitating disassembly, or structurally modifying motor vehicles or trailers, not otherwise provided for

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Multimedia (AREA)
  • Optical Elements Other Than Lenses (AREA)

Abstract

Invention provides a kind of method setting up mirror field of view border, including: obtain mirror field of view and check parameter;Check parameter according to described mirror field of view and draw overall width border, above-ground route, rear-vision mirror face and position of eye point, left and right;Draw regulation area of visual field;Set up the relation of regulation visual field limiting point and left and right eyespot according to described regulation area of visual field and described rear-vision mirror face, obtain the border, the minimum minute surface regulation visual field meeting mirror field of view regulation.Just can be with accurate definition mirror sections before present invention visor moulding after design, it is possible to adjust rearview mirror shape and position in time, be conducive to optimizing rearview mirror shape-designing, check simple, efficiency is high.

Description

A kind of method setting up mirror field of view border
Technical field
The present invention relates to automobile and check field, in particular it relates to a kind of method setting up mirror field of view border.
Background technology
Automobile is in the process of moving, driver is mainly the information after the car being increased oneself by rearview mirror, therefore automobile rearview mirror occupies highly important status in terms of automotive safety, the regulation about mirror field of view or standard have all been formulated in every country and area, guarantee that automobile has good rearward vision.Therefore car manufactures is in order to meet every country or area about the regulation of mirror field of view or standard, need automobile rearview mirror is carried out the check of rearview mirror, and the visual field regulation check Comparision of current automobile rearview mirror is loaded down with trivial details, lack relevant effective tool or software, and be all after designing outside rear-view mirror, to carry out visual field regulation check again designer, feed back to shape-designing teacher, repeatedly adjusted design after being unsatisfactory for again, until meeting engine request, efficiency is low.
Summary of the invention
It is an object of the invention to provide a kind of method, the method is drawn rearview mirror by the basic parameter of rearview mirror and car load and is met the region of requirement, utilize coquille principle of reflection, area of visual field is drawn according to relevant visual field regulation, set up the relation of regulation visual field limiting point and left and right eyespot, finally draw out the minute surface border meeting regulation condition.
To achieve these goals, the present invention provides a kind of method setting up mirror field of view border, including: obtain mirror field of view and check parameter;Check parameter according to described mirror field of view and draw overall width border, above-ground route, rear-vision mirror face and position of eye point, left and right;Draw regulation area of visual field;Set up the relation of regulation visual field limiting point and left and right eyespot according to described regulation area of visual field and described rear-vision mirror face, obtain the border, the minimum minute surface regulation visual field meeting mirror field of view regulation.
Preferably, described mirror field of view check parameter includes vehicle parameter, outside vehicle parameter, visual field regulation parameter.
Preferably, described vehicle parameter includes car load width parameter, front and back tire static(al) radius parameter and front and back core wheel coordinate parameters.
Preferably, described outside vehicle parameter includes R point coordinates parameter, curvature mirror parameter and minute surface sphere centre coordinate parameter.
Preferably, overall width border and above-ground route are drawn according to described vehicle parameter.
Preferably, rear-vision mirror face and position of eye point, left and right are drawn according to described outside vehicle parameter.
Preferably, regulation area of visual field is drawn according to described visual field regulation parameter and described above-ground route.
Preferably, according to described regulation area of visual field and described rear-vision mirror face, utilize coquille principle of reflection to set up the relation of regulation visual field limiting point and left and right eyespot, obtain the border, the minimum minute surface regulation visual field meeting mirror field of view regulation.
Pass through technique scheme, the present invention checks parameter according to mirror field of view and draws overall width border, above-ground route, rear-vision mirror face and position of eye point, left and right, regulation area of visual field is drawn according to visual field regulation parameter and above-ground route, set up the relation of regulation visual field limiting point and left and right eyespot, finally give the minimum minute surface border meeting visual field regulation.Just can be with accurate definition minute surface area of visual field before present invention visor moulding after design, it is possible to adjust rearview mirror shape and position in time, be conducive to optimizing rearview mirror shape-designing, check simple, efficiency is high.
Other features and advantages of the present invention will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of description, is used for explaining the present invention, but is not intended that limitation of the present invention together with detailed description below.In the accompanying drawings:
Fig. 1 be the present invention the method setting up mirror field of view border in mirror field of view scope schematic diagram;
Fig. 2 be the present invention the method setting up mirror field of view border in an embodiment meet the regulation visual field require mirror sections schematic diagram;
Fig. 3 is that the present invention sets up a kind of regulation area of visual field schematic diagram in the method on mirror field of view border.
Description of reference numerals
1, left and right eyespot;2, left-hand mirror;3, right rear view mirror;4, left regulation visual field limiting point;5, right regulation visual field limiting point.
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of the present invention is described in detail.It should be appreciated that detailed description of the invention described herein is merely to illustrate and explains the present invention, it is not limited to the present invention.
Field range about automobile rearview mirror, there are different visual field regulations or standard in different countries or place, in order to meet country variant or regional respective visual field regulation or standard, the visual field of rearview mirror is being checked by car manufactures, but current mirror field of view check method is comparatively laborious, it is all that hairstylist first designs rearview mirror, carries out view verification the most again, can not the minimum mirror sections of accurate definition laws and regulations requirement, be unfavorable for optimizing minute surface.
In order to solve the problems referred to above, the invention provides a kind of method setting up mirror field of view border, including: obtain mirror field of view and check parameter;Check parameter according to described mirror field of view and draw overall width border, above-ground route, rear-vision mirror face and position of eye point, left and right;Draw regulation area of visual field;Set up the relation of regulation visual field limiting point and left and right eyespot according to described regulation area of visual field and described rear-vision mirror face, obtain the border, the minimum minute surface regulation visual field meeting mirror field of view regulation.The method can be before hairstylist designs rearview mirror, first determine the border, the minimum minute surface visual field meeting laws and regulations requirement, the border, the minimum minute surface visual field drawn is supplied to automobile rearview mirror hairstylist, so that hairstylist preferably designs the moulding of rearview mirror, can effectively optimize rearview mirror size and improve the design efficiency of rearview mirror.
Alternatively, described mirror field of view check parameter includes vehicle parameter, outside vehicle parameter, visual field regulation parameter.Described vehicle parameter includes car load width parameter, front and back tire static(al) radius parameter and front and back core wheel coordinate parameters.Described outside vehicle parameter includes R point coordinates parameter, curvature mirror parameter and minute surface sphere centre coordinate parameter.The present invention checks parameter according to described mirror field of view can draw overall width border, above-ground route, rear-vision mirror face, position of eye point, left and right and regulation area of visual field, finally give the border, the minute surface minimum dimension regulation visual field meeting visual field laws and regulations requirement, and supplemental characteristic can be adjusted at any time, the border, the minute surface minimum dimension regulation visual field that amendment is drawn, obtains border, the optimized minute surface minimum dimension regulation visual field.
As an embodiment, in conjunction with shown in Fig. 1 to Fig. 3, first the present invention obtains mirror field of view and checks parameter, described mirror field of view is checked parameter and is included the parameters such as car load width, front and back tire static(al) radius, front and back core wheel coordinate, R point coordinates, curvature mirror, minute surface sphere centre coordinate and visual field regulation, can be drawn out overall width border and the above-ground route of automobile by parameters such as car load width, front and back tire static(al) radius, front and back core wheel X-coordinate, front and back core wheel Z coordinate.By R point coordinates (such as R point X-coordinate, R point Y coordinate, R point Z coordinate), left and right curvature mirror radius, minute surface sphere centre coordinate is (such as left and right rear-vision mirror face center of rotation X-coordinate, left and right rear-vision mirror face center of rotation Y coordinate, left and right rear-vision mirror face center of rotation Z coordinate) etc. parameter can draw out rear-vision mirror face and position of eye point, left and right, the rear-vision mirror face now drawn is the minute surface of simulation, be equivalent to determine minute surface location according to above-mentioned parameter, and there is the minute surface being not provided with border, the visual field of regulation curvature in the simulation setting of minute surface location, it is mainly used in setting up conditioned reflex.Relevant visual field regulation according to rearview mirror is (such as GB15084, ECE regulation or other regulations, different regulations or standard can be selected according to different demands) visual field regulation parameter can be obtained, and regulation area of visual field (regulation area of visual field schematic diagram as shown in Figure 3) can be drawn out on above-mentioned rear-vision mirror face by described visual field regulation parameter and described above-ground route.
Such as, by simulation light, project described rear-vision mirror face from visual field regulation limiting point (as shown in fig. 1), in the present embodiment, simulation includes four visual field boundary points and an infinite point from left regulation visual field limiting point 4() light (dotted portion such as Fig. 1) that sends projects on the minute surface of left-hand mirror 2, generate five incident raies, principle of reflection according to coquille, article five, incident ray generates five reflection light through the reflection of the minute surface of left-hand mirror 2, article five, reflection light can project the left and right eyespot 1 of driver, thus, set up the relation of left regulation visual field limiting point 4 and left and right eyespot 1.Now, when the minute surface of five the reflection light and left-hand mirror 2 that project the left eye point of driver crosses, the minute surface of left-hand mirror 2 is formed a polygon, equally, project five reflective relations of right eye point of driver when crossing with the minute surface of left-hand mirror 2, the minute surface of left-hand mirror 2 also can be formed a polygon, comprehensive two described polygons, take two polygonal unions, form a new polygon, it is possible to draw the border, the minimum minute surface regulation visual field meeting the left-hand mirror 2 that the regulation visual field requires.
Equally, the light sent from right regulation visual field limiting point 5 (including four visual field boundary points and an infinite point) by simulation projects the minute surface of right rear view mirror 3, generate five incident raies, reflection five reflective relations of generation through minute surface, article five, reflective relation can project the left and right eyespot 1 of driver, thus sets up the relation of right regulation visual field limiting point 5 and left and right eyespot 1.When five reflective relations of the left eye point projecting driver cross with right rear view mirror 3, the minute surface of right rear view mirror 3 is formed a polygon, equally, project five reflective relations of right eye point of driver when crossing with the minute surface of right rear view mirror 3, the minute surface of right rear view mirror 3 also can be formed a polygon, comprehensive two described polygons, take two polygonal common factors, form a new polygon, it is possible to draw the border, the minimum minute surface regulation visual field (dashed region in schematic diagram as shown in Figure 2) meeting the right rear view mirror that the regulation visual field requires.Minimum border, the minute surface regulation visual field is positioned on rear-vision mirror face, being optimum border, the regulation visual field, rearview mirror hairstylist designs rearview mirror on this basis, arbitrarily transforms the moulding of rearview mirror, rear-vision mirror face must include minimum border, the minute surface regulation visual field, cannot be less than minimum border, the minute surface regulation visual field.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing; but; the present invention is not limited to the detail in above-mentioned embodiment; in the technology concept of the present invention; technical scheme can be carried out multiple simple variant, these simple variant belong to protection scope of the present invention.
It is further to note that each the concrete technical characteristic described in above-mentioned detailed description of the invention, in the case of reconcilable, can be combined by any suitable means.
Additionally, can also carry out combination in any between the various different embodiment of the present invention, as long as it is without prejudice to the thought of the present invention, it should be considered as content disclosed in this invention equally.

Claims (8)

1. the method setting up mirror field of view border, it is characterised in that including:
Obtain mirror field of view and check parameter;
Check parameter according to described mirror field of view and draw overall width border, above-ground route, rear-vision mirror face and a left side Right position of eye point;
Draw regulation area of visual field;
Regulation visual field limiting point and left and right is set up according to described regulation area of visual field and described rear-vision mirror face The relation of eyespot, obtains the border, the minimum minute surface regulation visual field meeting mirror field of view regulation.
The method setting up mirror field of view border the most according to claim 1, it is characterised in that Described mirror field of view is checked parameter and is included vehicle parameter, outside vehicle parameter, visual field regulation parameter.
The method setting up mirror field of view border the most according to claim 2, it is characterised in that Described vehicle parameter include car load width parameter, front and back tire static(al) radius parameter and front and back core wheel coordinate ginseng Number.
The method setting up mirror field of view border the most according to claim 2, it is characterised in that Described outside vehicle parameter includes R point coordinates parameter, curvature mirror parameter and minute surface sphere centre coordinate parameter.
The method setting up mirror field of view border the most according to claim 3, it is characterised in that Overall width border and above-ground route is drawn according to described vehicle parameter.
The method setting up mirror field of view border the most according to claim 4, it is characterised in that Rear-vision mirror face and position of eye point, left and right is drawn according to described outside vehicle parameter.
The method setting up mirror field of view border the most according to claim 2, it is characterised in that Regulation area of visual field is drawn according to described visual field regulation parameter and described above-ground route.
The method setting up mirror field of view border the most according to claim 7, it is characterised in that According to described regulation area of visual field and described rear-vision mirror face, utilize coquille principle of reflection to set up regulation and regard Wild limiting point and the relation of left and right eyespot, obtain the minimum minute surface regulation visual field meeting mirror field of view regulation Border.
CN201310687497.4A 2013-12-13 2013-12-13 A kind of method setting up mirror field of view border Expired - Fee Related CN104709175B (en)

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Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105676449B (en) * 2016-01-07 2018-03-02 北京长城华冠汽车科技股份有限公司 Outside rear-view mirror view verification method and device
CN106080399A (en) * 2016-06-16 2016-11-09 北京长城华冠汽车科技股份有限公司 The interior rearward vision check method of vehicle
CN106250630A (en) * 2016-08-03 2016-12-21 北京长安汽车工程技术研究有限责任公司 The visual field regulation check method of the outside rear-view mirror of a kind of automobile and system
CN107298052B (en) * 2017-06-21 2020-05-29 安徽江淮汽车集团股份有限公司 Vehicle exterior mirror shielding range calculation method
CN107449617B (en) * 2017-08-11 2019-06-11 西华大学 A kind of method of automobile ergonomics view verification
CN111223144A (en) * 2019-11-19 2020-06-02 北京长城华冠汽车科技股份有限公司 Occlusion correction method and device for rearview mirror, computing equipment and storage medium
CN111832120A (en) * 2020-06-30 2020-10-27 宝能(西安)汽车研究院有限公司 Visual field checking method and visual field checking system for automobile outer rearview mirror
CN112287460B (en) * 2020-10-30 2024-05-07 的卢技术有限公司 Method for rapidly setting positions of outer rearview mirror lenses
CN114674531A (en) * 2021-08-30 2022-06-28 北京新能源汽车股份有限公司 Boundary determining method and device for vehicle rearview mirror, control equipment and automobile
CN114274874A (en) * 2021-12-30 2022-04-05 重庆长安汽车股份有限公司 Method for checking indirect view of automobile
CN114590201B (en) * 2022-03-11 2024-05-10 江铃汽车股份有限公司 Drawing method of minimum mirror surface of external rearview mirror based on man-machine engineering
CN117473653B (en) * 2023-12-26 2024-04-02 浙江极氪汽车研究开发有限公司 Rearview mirror size determining method of vehicle and electronic equipment

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Address after: No. 188, Miyun District, Miyun District, Beijing, Beijing

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Denomination of invention: A method of establishing the view field boundary of rearview mirror

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