CN101586764B - Method for controlling car light irradiation distance by a convex lens moving apparatus - Google Patents
Method for controlling car light irradiation distance by a convex lens moving apparatus Download PDFInfo
- Publication number
- CN101586764B CN101586764B CN2009101152250A CN200910115225A CN101586764B CN 101586764 B CN101586764 B CN 101586764B CN 2009101152250 A CN2009101152250 A CN 2009101152250A CN 200910115225 A CN200910115225 A CN 200910115225A CN 101586764 B CN101586764 B CN 101586764B
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- convex lens
- moving apparatus
- car light
- lens sheet
- micromachine
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Abstract
A method for controlling car light irradiation distance by a convex lens moving apparatus, which changes the distance between the car light and the convex lens according to the car speed by a convex lens moving apparatus, thereby, realizes the direct ratio relation of the car speed and the car light irradiation distance. The invention can enable the car light irradiation range to be controlled more freely, and can be arranged in different steps for satisfying the demands of different people; also can save one car light arrangement.
Description
Technical field
The present invention relates to a kind of method of controller motor-car car light irradiation distance, refer in particular to a kind of method by convex lens moving apparatus control car light irradiation distance.
Background technology
In the prior art, be provided with two illuminating lamps according to function usually in the automobile headlamp illuminator: lamp and closely lamp at a distance.This remote lamp and closely lamp all design in advance usually, so under the situation that the distance between car light and the lens and mirror surface radian do not change, the illumination distances and the brightness of two kinds of lamps are all determined, can not change.
This restriction can produce defective for the utilization in the reality.For example: human pilot travels in highway in night, because vehicle is few, can allow the reaction of human pilot slack-off after the time is permanent.Therefore, headlight will play important effect, if the distance of the remote light irradiation vehicle that will can allow human pilot find and travel previously more far away has more prolonged the time that human pilot can react, also with regard to the generation of minimizing accident.
In addition, remote lamp normally realizes by two different light sources are set with lamp closely, but is to use two light sources will cause the waste of resource, and the requirement to the space also can increase in addition.
By retrieval, but mention the technology of regulating the car light irradiation scope in the roll adjustment car light of discovery Chinese patent application CN101294673A.This patent realizes the change of car light irradiation scope by " opening is offered in the rear end at lamp shade, allows car light pass in and out ".The technical scheme explanation is not clear though the specification of this patent application is simple, the reflection of a series of complexity at first can take place at sleeve pipe in the light that car light sent that wherein is arranged in sleeve pipe, after coming out from sleeve pipe, light after result's reflection again through the lens refraction, the phenomenon that optically focused is lost can take place.The phenomenon of scattering can appear in the light that i.e. irradiation is come out, the shortcoming that light beam can not be assembled and brightness is not strong, thereby also not too be fit to the vehicle use of travelling at night.
Summary of the invention
The present invention has designed a kind of method by convex lens moving apparatus control car light irradiation distance, and the technical problem of its solution comprises:
(1) solves original motor vehicle remote lamp and two lamps of lamp closely need be set, avoided being provided with the problem of car light more;
(2) solved traditional remote lamp and closely light irradiation be limited in scope and have only two kinds of fixed mode defectives.
In order to solve the technical problem of above-mentioned existence, following scheme has been adopted in this method invention:
When the control convex lens moving apparatus, the step of this control method is as follows:
(1) in the velocity interval that can reach from motor vehicle, gather a plurality of speed point V1, V2, V3....Vn from low to high, wherein V1＜V2＜V3＜....＜Vn; Corresponding a plurality of spacing point U1, U2, the U3...Un of also gathering of spacing between convex lens sheet and the car light and above-mentioned speed point, wherein Un spacing point just in time is positioned on the focus of convex lens sheet;
(2) when motor vehicle speed reaches V1, micromachine starts; After convex lens moving apparatus moved to the position of U1 with convex lens sheet by the home position, micromachine stopped;
(3) when motor vehicle speed reaches V2, micromachine starts once more, and after convex lens moving apparatus moved to the position of U2 with convex lens sheet from U1, micromachine stopped;
(4) so analogize, when motor vehicle speed reached Vn, convex lens moving apparatus moved to Un with described convex lens sheet, and the light that this moment, car light was launched is directional light after passing the convex lens sheet that is positioned on the focus, and irradiation distance farthest;
(5) when motor vehicle speed Vn reduces to Vn-1, micromachine is opened, and convex lens moving apparatus moves to Un-1 with convex lens sheet from Un,
(6) so analogize, when the speed of a motor vehicle is lower than V1, convex lens sheet will be got back to the home position and move.
Method that should be by convex lens moving apparatus control car light irradiation distance compared with prior art has following beneficial effect:
The first, because the convex lens moving apparatus that the present invention relates to, make motor vehicle no longer need to be provided with remote lamp and lamp closely, more than the function of two kinds of lamps can realize by a lamp, saved resource.
The second, owing to the convex lens moving apparatus that the present invention relates to, make the scope of car light irradiation follow one's bent more, and different gears can be set, to satisfy the demand of different people.
Three, the present invention is by convex lens moving apparatus, and according to the distance between corresponding change car light of motor vehicle speed and the convex lens sheet, thereby realization motor vehicle speed and car light irradiation distance are proportional, to satisfy the vision requirement of human pilot.
Description of drawings
Fig. 1: the structural representation of the convex lens moving apparatus that the present invention relates to;
Fig. 2: the structure chart of the convex lens sheet that the present invention relates to;
Fig. 3: the enlarged drawing in current hole on the convex lens sheet that the present invention relates to;
Fig. 4: the structural representation of the transmission guide rod that the present invention relates to;
Fig. 5: spacing point all is positioned at the schematic diagram of one times of focal length with exterior domain among the present invention;
Fig. 6: spacing point all is positioned at the schematic diagram of one times of focal length with inner region among the present invention;
Description of reference numerals:
The 11-convex lens sheet; The 12-transmission guide rod; 13-lamp reflector face; The 14-car light; The 15-micromachine; The 16-hole of passing through; The 17-spiral chute; The 18-projection.
The specific embodiment
Below in conjunction with Fig. 1 to Fig. 6, the present invention will be further described:
The inventive method relates to a kind of control method of car light convex lens moving apparatus.
As shown in Figure 1, this convex lens moving apparatus comprises drive unit and linkage, and linkage is a transmission guide rod 12, and drive unit is a micromachine 15; Transmission guide rod 12 is provided with spiral chute 17, and an end of transmission guide rod 12 passes lamp reflector face 13, and its other end passes the current hole 16 on the convex lens sheet 11; Micromachine 15 is connected with any end of transmission guide rod 12.Transmission guide rod 12 is two, and every transmission guide rod 12 ends are respectively equipped with a micromachine 15.
As shown in Figures 2 and 3, current hole 16 edges on the convex lens sheet 13 are provided with the two or more projections 18 that can slide in spiral chute 17.Two projections 18 help stablizing convex lens sheet 13 and keep plumbness with transmission guide rod 12 in moving process, when if the quantity of projection 18 is one, convex lens sheet 13 is along transmission guide rod 12 move left and right the time, when especially translational speed is fast, change that may occurrence positions influences illuminating effect.
Among Fig. 4, transmission guide rod 12 is provided with spiral chute 17.
This convex lens moving apparatus operation principle is as follows: after micromachine 15 starts, transmission guide rod 12 rotation at a high speed, the transmission guide rod 12 of rotation makes projection 18 slide up and down in spiral chute 17 at a high speed, is subjected to displacement variation thereby order about convex lens sheet 11 with respect to transmission guide rod 12.
When the control convex lens moving apparatus, the step of this control method is as follows:
(1) in the velocity interval that can reach from motor vehicle, gather a plurality of speed point V1, V2, V3....Vn from low to high, wherein V1＜V2＜V3＜....＜Vn; Corresponding a plurality of spacing point U1, U2, the U3...Un of also gathering of spacing between convex lens sheet 11 and the car light 14 and above-mentioned speed point, wherein Un spacing point just in time is positioned on the focus of convex lens sheet 11;
(2) when motor vehicle speed reaches V1, micromachine 15 starts; After convex lens moving apparatus moved to the position of U1 with convex lens sheet 11 by the home position, micromachine 15 stopped;
(3) when motor vehicle speed reaches V2, micromachine 15 starts once more, and after convex lens moving apparatus moved to the position of U2 with convex lens sheet 11 from U1, micromachine 15 stopped;
(4) so analogize, when motor vehicle speed reached Vn, convex lens moving apparatus moved to Un with described convex lens sheet 11, and the light that this moment, car light 14 was launched passes convex lens sheet 11 backs that are positioned on the focus and is directional light, and irradiation distance farthest;
(5) when motor vehicle speed Vn reduces to Vn-1, micromachine 15 is opened, and convex lens moving apparatus moves to Un-1 with convex lens sheet 11 from Un,
(6) so analogize, when the speed of a motor vehicle is lower than V1, convex lens sheet 11 will be got back to the home position and move.
The position is set can be divided into dual mode of spacing point:
As shown in Figure 5, a kind of is spacing to be put U1, U2, U3...Un all be positioned at 11 1 times of focal lengths of convex lens sheet zone in addition.
As shown in Figure 6, another be with spacing put U1, U2, U3...Un all be positioned at 11 1 times of focal lengths of convex lens sheet with the zone.Usually focal length is very short, if thereby with interior zone spacing point U1, U2, U3...Un are set at this times of focal length, will require convex lens moving apparatus to have higher precision usually.
Claims (2)
1. method by convex lens moving apparatus control car light irradiation distance, described convex lens moving apparatus comprises drive unit and linkage, and described linkage is transmission guide rod (12), and described drive unit is micromachine (15); Described transmission guide rod (12) is provided with spiral chute (17), and an end of described transmission guide rod (12) passes lamp reflector face (13), and its other end passes the current hole (16) on the convex lens sheet (11); Described micromachine (15) is connected with any end of described transmission guide rod (12), the edge in described current hole (16) is provided with the two or more projections (18) that can slide in described spiral chute (17), it is characterized in that: when the described convex lens moving apparatus of control, the step of this control method is as follows:
1) in the velocity interval that can reach from motor vehicle, gather a plurality of speed point V1, V2, V 3....Vn from low to high, wherein V1＜V2＜V3＜....＜Vn; On the spacing between described convex lens sheet (11) and the car light (14), with corresponding a plurality of spacing point U1, U2, the U3...Un of also gathering of above-mentioned speed point, wherein the distance of Un spacing point and car light equals the focal length of convex lens sheet (11);
2) when motor vehicle speed reaches V1, described micromachine (15) starts; After described convex lens moving apparatus moved to the position of U1 with described convex lens sheet (11) by the home position, described micromachine (15) stopped;
3) when motor vehicle speed reaches V2, described micromachine (15) starts once more, and after described convex lens moving apparatus moved to the position of U2 with described convex lens sheet (11) from U1, described micromachine (15) stopped;
4) so analogize, when motor vehicle speed reached Vn, described convex lens moving apparatus moved to Un with described convex lens sheet (11), and the light that described car light this moment (14) is launched passes described convex lens sheet (11) back and is directional light, and irradiation distance farthest;
5) when motor vehicle speed Vn reduces to Vn-1, described micromachine (15) is opened, and when described convex lens moving apparatus moves to Un-1 with described convex lens sheet (11) from Un, described micromachine (15) stops;
6) so analogize, when the speed of a motor vehicle is lower than V1, described convex lens sheet (11) will be got back to the home position.
2. according to the described method by convex lens moving apparatus control car light irradiation distance of claim 1, it is characterized in that: the spacing of described spacing point U1, U2, U3...Un and car light is (11) one times of convex lens sheets more than the focal length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101152250A CN101586764B (en) | 2009-04-22 | 2009-04-22 | Method for controlling car light irradiation distance by a convex lens moving apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101152250A CN101586764B (en) | 2009-04-22 | 2009-04-22 | Method for controlling car light irradiation distance by a convex lens moving apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101586764A CN101586764A (en) | 2009-11-25 |
| CN101586764B true CN101586764B (en) | 2010-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101152250A Expired - Fee Related CN101586764B (en) | 2009-04-22 | 2009-04-22 | Method for controlling car light irradiation distance by a convex lens moving apparatus |
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| Country | Link |
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| CN (1) | CN101586764B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202012003725U1 (en) * | 2012-03-28 | 2012-06-05 | Iventum Gmbh | lamp |
| JP6164674B2 (en) * | 2014-01-13 | 2017-07-19 | フィリップス ライティング ホールディング ビー ヴィ | Lamp and method for using such a lamp |
| CN110067983A (en) * | 2019-06-05 | 2019-07-30 | 华域视觉科技(上海)有限公司 | A kind of car light mould group, car light and vehicle |
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2009
- 2009-04-22 CN CN2009101152250A patent/CN101586764B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN101586764A (en) | 2009-11-25 |
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