CN103692959B - A kind of automobile front automatic traveling two-freedom turns to straight drive system - Google Patents
A kind of automobile front automatic traveling two-freedom turns to straight drive system Download PDFInfo
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- CN103692959B CN103692959B CN201310692179.7A CN201310692179A CN103692959B CN 103692959 B CN103692959 B CN 103692959B CN 201310692179 A CN201310692179 A CN 201310692179A CN 103692959 B CN103692959 B CN 103692959B
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Abstract
The invention discloses a kind of automobile front automatic traveling two-freedom and turn to straight drive system, comprise lamp body, the spherical motor of two-freedom, support and microcontroller, it is characterized in that described stent support lamp body, the spherical motor of described two-freedom comprises stators and rotators, described support installing is in the spherical rotor end center point of two-freedom, and described microcontroller is connected by the spherical motor of wire and two-freedom.The present invention without the need to gear transmission, structure is simple, reliability is high, with low cost, and clever lightness is high, steering angle requirement accurately can to meet turning to that automobile front horizontal and vertical two-freedom turns to, and meets the intention of driver.Realize lamp body directly to regulate in the angle of horizontal and vertical two-freedom, ensure that the particularity of rapidity that lamp body turns to, corner, guarantee to illuminate " blind area ".
Description
Technical field
The present invention relates to the control apparatus of automobile front illumination direction, angle and width, be specifically related to automobile front automatic traveling two-freedom and turn to straight drive system.
Background technology
Conventional truck head light direction is fixed, large lamp wiring because of and vehicle heading be consistent, in the bad visibility situation that night or climate reasons cause, unavoidably occur during turning throw light on " blind area "; The another axle load when various changes such as load-carrying, acceleration, deceleration, upward slope, descendings causes headlight change of pitch angle, cannot the road surface of effective lighting vehicle heading.In these cases, if road exists obstacle, traffic accident may be caused.
The bad visibility problem that mainly improve automobile front two-freedom steering technique night and climatic factor cause.Head light two-freedom steering swivel system can regulate horizontal steering angle and the vertical elevation of head light automatically according to factors such as the changes of road speed, vehicle body steering angle, acceleration and deceleration, between centers load, to illuminate the region of " arrival " in time, omnibearing safety lighting is provided, guarantees the safety of night travel.
Application number be 201220083167.5 patent " asynchronous controlling follow-up steering headlight system ", application number be 201220399526.8 patent " automobile automatic follow-up steering head light device " and existing automobile in head light two-freedom steering swivel system primarily of light fixture, support, controller, servomotor or stepping motor and Positioning Gear composition.Its principle is by using an electric machine control rotating shaft to forward the adjustment reaching the lamp body elevation angle in the vertical direction up and down to, uses another electric machine control gear indirectly to drive lamp body horizontal direction to rotate.This system architecture is complicated, and manufacturing cost is high and easily break down.Completed by motor-driven gear because lamp body turns in addition, exist turn to delayed, steering sensitivity is poor, steering angle deviation, the problem such as to creep, and can not reflect the true intention of driver.
Summary of the invention
For problems of the prior art, the object of this invention is to provide a kind of without the need to gear transmission, structure is simple, reliability is high, with low cost, and clever lightness is high, steering angle requirement accurately can to meet turning to that automobile front horizontal and vertical two-freedom turns to, the automobile front automatic traveling two-freedom meeting driver's intention turns to straight drive system.
In order to achieve the above object, the present invention is by the following technical solutions: a kind of automobile front automatic traveling two-freedom turns to straight drive system, comprise lamp body, the spherical motor of two-freedom, support and microcontroller, it is characterized in that described stent support lamp body, the spherical motor of described two-freedom comprises stators and rotators, described support installing is in the spherical rotor end center point of two-freedom, and described microcontroller is connected by the spherical motor of wire and two-freedom.
The spherical motor of described two-freedom is internal rotor globular motor, described stator there is the orthogonal winding of two covers, the orthogonal magnet steel of Surface Mount two cover on described rotor outer surface, double winding on described stator is parallel with epitrochanterian two cover magnet steel respectively, described stator is equipped with two limiting devices, described limiting device restrict rotor is at the rotational angle of horizontal surface and vertical surface.
The spherical motor of described two-freedom is internal rotor globular motor, on described stator inner surface, Surface Mount two overlaps orthogonal magnet steel, described rotor there is the orthogonal winding of two covers, two cover magnet steel on described stator are parallel with epitrochanterian double winding respectively, described stator is equipped with two limiting devices, described limiting device restrict rotor is at the rotational angle of horizontal surface and vertical surface.
The spherical motor of described two-freedom is outer rotor globular motor, described stator there is the orthogonal winding of two covers, the orthogonal magnet steel of Surface Mount two cover on described rotor inner surface, double winding on described stator is parallel with epitrochanterian two cover magnet steel respectively, described stator is equipped with two limiting devices, described limiting device restrict rotor is at the rotational angle of horizontal surface and vertical surface.
The spherical motor of described two-freedom is outer rotor globular motor, on described stator outer surface, Surface Mount two overlaps orthogonal magnet steel, described rotor there is the orthogonal winding of two covers, two cover magnet steel on described stator are parallel with epitrochanterian double winding respectively, described stator is equipped with two limiting devices, described limiting device restrict rotor is at the rotational angle of horizontal surface and vertical surface.
The spherical motor of described two-freedom can do oscillating motion on the vertical plane, also can rotate in the horizontal plane.
Described lamp body rotation direction is consistent with two-freedom spherical rotor rotation direction.
Described microcontroller according to wheel steering signal and front and back height sensor signal, adopt vector control strategy to control the spherical motor direct-drive lamp body of two-freedom to rotate at horizontal surface and vertical surface two-freedom.
After adopting technique scheme, the present invention has following beneficial effect: the present invention without the need to gear transmission, structure is simple, reliability is high, with low cost, and clever lightness is high, steering angle requirement accurately can to meet turning to that automobile front horizontal and vertical two-freedom turns to, what meet driver turns to intention.Microcontroller accepts effective steering angle signal of bearing circle, lamp body aspiration level deflection angle is calculated according to speed meter, go out lamp body according to the calculated signals of front and back height sensor and expect vertical duction angle, vector control strategy is used to drive the spherical motor of two-freedom to run, Direct driver lamp body is to the angle expected, realize lamp body directly to regulate in the angle of horizontal and vertical two-freedom, ensure that the particularity of rapidity that lamp body turns to, corner, guarantee to illuminate " blind area ".
Accompanying drawing explanation
Fig. 1 is the integral structure schematic diagram that inner-rotor-type globular motor of the present invention drives lamp body.
Fig. 2 is the integral structure schematic diagram that external-rotor-type globular motor of the present invention drives lamp body.
Fig. 3 is the spherical electric machine structure schematic diagram of inner-rotor-type two-freedom of the present invention.
Fig. 4 is the spherical drive and control of electric machine structural representation of two-freedom of the present invention.
In figure: 1, lamp body 2-1, stator 2-2, rotor 2-3, first set winding 2-4, first set magnet steel 2-5, the second cover winding 2-6, the second cover magnet steel 3, support 4, microcontroller.
Detailed description of the invention
According to Figure of description and specific embodiment, the present invention is further explained below.
As depicted in figs. 1 and 2, a kind of automobile front automatic traveling two-freedom turns to straight drive system, comprise lamp body 1, the spherical motor of two-freedom, support 3 and microcontroller 4, it is characterized in that described support 3 supports lamp body 1, the spherical motor of described two-freedom comprises stator 2-1 and rotor 2-2, the support 3 supporting lamp body 1 is positioned at the center-of-gravity position of lamp body 1, described support 3 is arranged on two-freedom spherical rotor 2-2 end center point, and described microcontroller 4 is connected by the spherical motor of wire and two-freedom.
As shown in Figure 3, the spherical motor of described two-freedom is internal rotor globular motor, described stator 2-1 there is the orthogonal winding of two covers (first set winding 2-3 and second cover winding 2-5) be positioned at stator 2-1 surrounding uniformly, the orthogonal magnet steel of Surface Mount two cover (first set magnet steel 2-4 and second cover magnet steel 2-6) is positioned at rotor 2-2 surrounding uniformly on described rotor 2-2 outside face, double winding on described stator 2-1 is parallel with two cover magnet steel on rotor 2-2 respectively, magnet steel on winding on described stator 2-1 and rotor 2-2 in parallel is corresponding thus form " motor ", described stator 2-1 is equipped with two limiting devices, described limiting device restrict rotor 2-2 is at the rotational angle of horizontal surface and vertical surface.
The spherical motor of described two-freedom is internal rotor globular motor, on described stator 2-1 inside face, Surface Mount two overlaps orthogonal magnet steel (first set magnet steel 2-4 and second cover magnet steel 2-6) and is positioned at stator 2-1 surrounding uniformly, described rotor 2-2 there is the orthogonal winding of two covers (first set winding 2-3 and second cover winding 2-5) be positioned at rotor 2-2 surrounding uniformly, two cover magnet steel on described stator 2-1 are parallel with the double winding on rotor 2-2 respectively, winding on magnet steel on described stator 2-1 and rotor 2-2 in parallel is corresponding thus form " motor ", described stator 2-1 is equipped with two limiting devices, described limiting device restrict rotor 2-2 is at the rotational angle of horizontal surface and vertical surface.
The spherical motor of described two-freedom is outer rotor globular motor, described stator 2-1 there is the orthogonal winding of two covers (first set winding 2-3 and second cover winding 2-5) be positioned at stator 2-1 surrounding uniformly, the orthogonal magnet steel of Surface Mount two cover (first set magnet steel 2-4 and second cover magnet steel 2-6) is positioned at rotor 2-2 surrounding uniformly on described rotor 2-2 inside face, double winding on described stator 2-1 is parallel with two cover magnet steel on rotor 2-2 respectively, magnet steel on winding on described stator 2-1 and rotor 2-2 in parallel is corresponding thus form " motor ", described stator 2-1 is equipped with two limiting devices, described limiting device restrict rotor 2-2 is at the rotational angle of horizontal surface and vertical surface.
The spherical motor of described two-freedom is outer rotor globular motor, on described stator 2-1 outside face, Surface Mount two overlaps orthogonal magnet steel (first set magnet steel 2-4 and second cover magnet steel 2-6) and is positioned at stator 2-1 surrounding uniformly, described rotor 2-2 there is the orthogonal winding of two covers (first set winding 2-3 and second cover winding 2-5) be positioned at rotor 2-2 surrounding uniformly, two cover magnet steel on described stator 2-1 are parallel with the double winding on rotor 2-2 respectively, winding on magnet steel on described stator 2-1 and rotor 2-2 in parallel is corresponding thus form " motor ", described stator 2-1 is equipped with two limiting devices, described limiting device restrict rotor 2-2 is at the rotational angle of horizontal surface and vertical surface.
The spherical motor of described two-freedom can do oscillating motion on the vertical plane, also can rotate in the horizontal plane.Described lamp body 1 is limited to the corner of the spherical motor of two-freedom along horizontal axis left-right rotation angle and upper and lower rotational angle.
Described lamp body 1 rotation direction is consistent with two-freedom spherical rotor 2-2 rotation direction.
Microcontroller 4 is connected with parts such as the spherical motor of two-freedom, power supplys.
As shown in Figure 4, described microcontroller 4 according to wheel steering signal and front and back height sensor signal, adopt vector control strategy to control the spherical motor direct-drive lamp body 1 of two-freedom to rotate at horizontal surface and vertical surface two-freedom.
During use, microcontroller 4 accepts the turn sign of bearing circle, calculate lamp body 1 according to speed meter and expect steering angle, when turning indicator starts, microcontroller 4 thinks that wheel steering signal is effective, controls the spherical rotor 2-2 of two-freedom and turns to expected angle in the horizontal plane at horizontal surface rotation Direct driver lamp body 1; When turning indicator is closed, microcontroller 4 does not respond bearing circle turn sign, and only control two-freedom spherical motor driving lamp body 1 is returned to the original zero-bit on horizontal surface; Microcontroller 4, according to front and back height sensor signal, calculates the lamp body 1 expectation elevation angle on the vertical plane, and control two-freedom spherical rotor 2-2 rotates adjustment lamp body 1 in time on the vertical plane and guarantees that lamp body 1 axis is parallel with road surface to the elevation angle expected.
Claims (8)
1. an automobile front automatic traveling two-freedom turns to straight drive system, comprise lamp body, the spherical motor of two-freedom, support and microcontroller, it is characterized in that described stent support lamp body, the spherical motor of described two-freedom comprises stators and rotators, described support installing is in the spherical rotor end center point of two-freedom, and described microcontroller is connected by the spherical motor of wire and two-freedom.
2. a kind of automobile front automatic traveling two-freedom according to claim 1 turns to straight drive system, it is characterized in that the spherical motor of described two-freedom is internal rotor globular motor, described stator there is the orthogonal winding of two covers, the orthogonal magnet steel of Surface Mount two cover on described rotor outer surface, double winding on described stator is parallel with epitrochanterian two cover magnet steel respectively, described stator is equipped with two limiting devices, described limiting device restrict rotor is at the rotational angle of horizontal surface and vertical surface.
3. a kind of automobile front automatic traveling two-freedom according to claim 1 turns to straight drive system, it is characterized in that the spherical motor of described two-freedom is internal rotor globular motor, on described stator inner surface, Surface Mount two overlaps orthogonal magnet steel, described rotor there is the orthogonal winding of two covers, two cover magnet steel on described stator are parallel with epitrochanterian double winding respectively, described stator is equipped with two limiting devices, described limiting device restrict rotor is at the rotational angle of horizontal surface and vertical surface.
4. a kind of automobile front automatic traveling two-freedom according to claim 1 turns to straight drive system, it is characterized in that the spherical motor of described two-freedom is outer rotor globular motor, described stator there is the orthogonal winding of two covers, the orthogonal magnet steel of Surface Mount two cover on described rotor inner surface, double winding on described stator is parallel with epitrochanterian two cover magnet steel respectively, described stator is equipped with two limiting devices, described limiting device restrict rotor is at the rotational angle of horizontal surface and vertical surface.
5. a kind of automobile front automatic traveling two-freedom according to claim 1 turns to straight drive system, it is characterized in that the spherical motor of described two-freedom is outer rotor globular motor, on described stator outer surface, Surface Mount two overlaps orthogonal magnet steel, described rotor there is the orthogonal winding of two covers, two cover magnet steel on described stator are parallel with epitrochanterian double winding respectively, described stator is equipped with two limiting devices, described limiting device restrict rotor is at the rotational angle of horizontal surface and vertical surface.
6. a kind of automobile front automatic traveling two-freedom according to claim 1 turns to straight drive system, it is characterized in that the spherical motor of described two-freedom can do oscillating motion on the vertical plane, also can rotate in the horizontal plane.
7. automobile front automatic traveling two-freedom according to claim 1 turns to straight drive system, it is characterized in that described lamp body rotation direction is consistent with two-freedom spherical rotor rotation direction.
8. the automobile front automatic traveling two-freedom according to claim 1-7 any one turns to straight drive system, it is characterized in that described microcontroller according to wheel steering signal and front and back height sensor signal, adopt vector control strategy to control the spherical motor direct-drive lamp body of two-freedom to rotate at horizontal surface and vertical surface two-freedom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310692179.7A CN103692959B (en) | 2013-12-16 | 2013-12-16 | A kind of automobile front automatic traveling two-freedom turns to straight drive system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310692179.7A CN103692959B (en) | 2013-12-16 | 2013-12-16 | A kind of automobile front automatic traveling two-freedom turns to straight drive system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103692959A CN103692959A (en) | 2014-04-02 |
| CN103692959B true CN103692959B (en) | 2016-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310692179.7A Expired - Fee Related CN103692959B (en) | 2013-12-16 | 2013-12-16 | A kind of automobile front automatic traveling two-freedom turns to straight drive system |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2782965B1 (en) * | 1998-09-09 | 2000-12-01 | Valeo Vision | MODULAR DEVICE FOR CORRECTING THE ORIENTATION OF A MOTOR VEHICLE PROJECTOR REFLECTOR |
| DE10131099A1 (en) * | 2001-06-27 | 2003-01-09 | Hella Kg Hueck & Co | Headlights for vehicles |
| JP2004050988A (en) * | 2002-07-22 | 2004-02-19 | Nissan Motor Co Ltd | Vehicle headlamp controller |
| CN101590826A (en) * | 2009-04-02 | 2009-12-02 | 姜宝明 | Light-controlled intelligent automotive light illuminating system |
| CN202669610U (en) * | 2012-05-30 | 2013-01-16 | 刘宗建 | Automotive intelligent follow-up headlamp device |
| CN202703393U (en) * | 2012-06-01 | 2013-01-30 | 奇瑞汽车股份有限公司 | Automobile steering light auxiliary system |
| CN204095642U (en) * | 2013-12-16 | 2015-01-14 | 江苏大学 | A kind of automobile front automatic traveling two-freedom turns to straight drive system |
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2013
- 2013-12-16 CN CN201310692179.7A patent/CN103692959B/en not_active Expired - Fee Related
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