CN203666496U - Two-degree-of-freedom steering arc direct drive system of automobile headlamp - Google Patents
Two-degree-of-freedom steering arc direct drive system of automobile headlamp Download PDFInfo
- Publication number
- CN203666496U CN203666496U CN201320831361.1U CN201320831361U CN203666496U CN 203666496 U CN203666496 U CN 203666496U CN 201320831361 U CN201320831361 U CN 201320831361U CN 203666496 U CN203666496 U CN 203666496U
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- Prior art keywords
- mover
- freedom
- stator
- support
- drive system
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/06—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle
- B60Q1/08—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically
- B60Q1/10—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to vehicle inclination, e.g. due to load distribution
- B60Q1/115—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to vehicle inclination, e.g. due to load distribution by electric means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/06—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle
- B60Q1/076—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electrical means including means to transmit the movements, e.g. shafts or joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/06—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle
- B60Q1/08—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically
- B60Q1/12—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to steering position
- B60Q1/122—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to steering position with electrical actuating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
- F21S41/65—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
- F21S41/657—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by moving light sources
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q2200/00—Special features or arrangements of vehicle headlamps
- B60Q2200/30—Special arrangements for adjusting headlamps, e.g. means for transmitting the movements for adjusting the lamps
- B60Q2200/32—Ball-joints
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The utility model discloses a two-degree-of-freedom steering arc direct drive system of an automobile headlamp. The two-degree-of-freedom steering arc direct drive system comprises a lamp body, a first support, a two-degree-of-freedom arc motor, a microcontroller, a position sensor, a cardan joint, a second support and a third support. The two-degree-of-freedom steering arc direct drive system of the automobile headlamp is characterized in that the lamp body is mounted on the first support, the first support is provided with the cardan joint, the cardan joint is placed at the center of the circle of the two-degree-of-freedom arc motor, and the microcontroller is connected with the two-degree-of-freedom arc motor and the position sensor through wires. According to the two-degree-of-freedom steering arc direct drive system, the microcontroller controls the two-degree-of-freedom arc motor to move, so that the lamp body is driven to rotate left and right on the horizontal plane and to rotate in a pitching mode on the vertical plane; two-degree-of-freedom angle adjustment on the horizontal plane and the vertical plane of the lamp body is achieved, the steering rapidity and corner turning accuracy of the lamp body are guaranteed, and it is guaranteed that a 'blind area' can be illuminated.
Description
technical field
The utility model relates to the control apparatus of automobile front illumination direction, angle and width, is specifically related to automobile front two-freedom driving and steering 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 causing in night or climate reasons, unavoidably when turning there is illumination " blind area "; In addition when the axle load of the various variations such as load-carrying, acceleration, deceleration, upward slope, descending causes headlight change of pitch angle, can cause cannot effective lighting vehicle heading road surface.In these cases, if there is obstacle on road, may cause traffic accident.
Automobile front two-freedom steering technique (AFS) is mainly to improve the bad visibility problem that night and climatic factor cause.Head light two-freedom steering swivel system can regulate automatically according to factors such as the variations of road speed, vehicle body steering angle, between centers load the horizontal steering angle and the vertical elevation angle of head light, to illuminate in time the region of " not arriving ", omnibearing safety lighting is provided, guarantees the safety of night travel.
Head light two-freedom steering swivel system in patent " the automatic follow-up steering head light of automobile device " and existing automobile that application number is 201220083167.5 patent " asynchronous control follow-up steering headlight system ", application number is 201220399526.8 is mainly made up of light fixture, support, controller, servomotor or stepping motor and Positioning Gear.Its principle is by using an electric machine control rotating shaft to rotate up and down in the vertical direction the adjusting that reaches the lamp body elevation angle, using an electric machine control gear that lamp body horizontal direction is rotated.This system architecture complexity, manufacturing cost is high and easily break down.Complete because lamp body turns to by motor-driven gear in addition, exist and turn to that hysteresis, steering sensitivity are poor, steering angle deviation, the problem such as creep, can not reflect driver's true intention.
Utility model content
In order to solve problems of the prior art, the purpose of this utility model be to provide a kind of without gear transmission, simple in structure, reliability is high, with low cost, and what can meet head light horizontal direction and vertical direction two-freedom turns to that clever lightness is high, steering angle requirement accurately, meets driver's the automobile front two-freedom driving and steering system that turns to intention.
In order to achieve the above object, the utility model is by the following technical solutions: a kind of automobile front two-freedom turns to the straight drive system of camber line, comprise lamp body, the first support, two-freedom arc electric motor, microcontroller, position transduser, universal-joint, the second support and the 3rd support, it is characterized in that: described lamp body is arranged on the first support, on the first described support, universal-joint is installed, described universal-joint is positioned at the center of circle of two-freedom arc electric motor, and described microcontroller is connected with position transduser with two-freedom arc electric motor by wire.
Described two-freedom arc electric motor comprises stator, the first mover and the second mover, and described stator and the first mover have magnetic links back to Surface Mount in the one side of stator, and the first described mover regards on the one side of stator and the second mover respectively a set of winding; Or described magnetic links Surface Mount is on stator and the second mover, and the first described mover tow sides respectively have a set of winding; Or described stator and the first mover respectively have a set of winding in the one side of stator, the first described mover regards to Surface Mount on the one side of stator and the second mover magnetic links; Or on described stator and the second mover, respectively have a set of winding, on the first described mover tow sides, Surface Mount has magnetic links.The first described mover is not only as the mover of stator but also as the stator of the second mover, the shape of the first described mover is that criss cross and every limit are arcs.
The first described support is connected by universal-joint with the second support, and the second described support is vertical with stator place plane; Described lamp body afterbody is connected with the second mover center-point by the 3rd support.
Described position transduser is absolute type camber line coder, and described absolute type camber line coder is grating or magnetic grid.
Described lamp body rotation direction and two-freedom arc electric motor the first mover rotation direction on horizontal surface on horizontal surface are that consistent, the described lamp body rotation direction on vertical surface is consistent with the rotation direction of two-freedom arc electric motor the second mover on vertical surface on circumference on circumference.
Adopt technique scheme, the utlity model has following beneficial effect: microprocessor control two-freedom arc electric motor motion of the present utility model, thus drive lamp body left-right rotation on horizontal surface; Pitch rotation on vertical surface.Microcontroller is according to the steering angle signal of bearing circle, the speed of a motor vehicle, front and back height sensor calculated signals go out lamp body and expect deflection angle (horizontal surface and vertical surface), use three closed loops (corner ring, speed ring, electric current loop) vector control strategy according to this corner instruction, control two-freedom arc electric motor mover and move to assigned address, adjust the corner on lamp body horizontal surface and vertical surface.Realize the angular adjustment of horizontal surface and vertical surface two-freedom, guaranteed the rapidity that lamp body turns to, the particularity of corner, guaranteed to illuminate " blind area ".
Accompanying drawing explanation
Fig. 1 is the first integral structure schematic diagram of the present utility model.
Fig. 2 is the lateral plan of Fig. 1.
Fig. 3 is the first two-freedom arc electric motor structural representation of the present utility model.
Fig. 4 is the second integral structure schematic diagram of the present utility model.
Fig. 5 is the lateral plan of Fig. 4.
Fig. 6 is the second two-freedom arc electric motor structural representation of the present utility model.
Fig. 7 is that two-freedom arc electric motor of the present utility model drives control structure schematic diagram.
In figure: 1, lamp body 2, the first support 3, two-freedom arc electric motor 3-1, stator 3-2, the first mover 3-3, the second mover 3-4, magnetic links 3-5, winding 4, microcontroller 5, position transduser 6, universal-joint 7, the second support 8, the 3rd support.
The specific embodiment
According to Figure of description and specific embodiment, the utility model is further explained below.
As shown in Figure 1 and Figure 4, a kind of automobile front two-freedom turns to the straight drive system of camber line, comprise lamp body 1, the first support 2, two-freedom arc electric motor 3, microcontroller 4, position transduser 5, universal-joint 6, the second support 7 and the 3rd support 8, described lamp body 1 is arranged on the first support 2, on the first described support 2, universal-joint 6 is installed, described universal-joint 6 is positioned at the center of circle of two-freedom arc electric motor 3, and described microcontroller 4 is connected with position transduser 5 with two-freedom arc electric motor 3 by wire.
As shown in Figure 3, described two-freedom arc electric motor 3 comprises stator 3-1, the first mover 3-2 and the second mover 3-3, described stator 3-1 and the first mover 3-2 have magnetic links 3-4 back to Surface Mount in the one side of stator 3-1, and the first described mover 3-2 regards on the one side of stator 3-1 and the second mover 3-3 respectively a set of winding 3-5; Or as shown in Figure 6, described magnetic links 3-4 Surface Mount is upper in stator 3-1 and the second mover 3-3, and the first described mover 3-2 tow sides respectively have a set of winding 3-5; Or described stator 3-1 and the first mover 3-2 respectively have a set of winding 3-5 in the one side of stator 3-1, one side and the upper Surface Mount of the second mover 3-3 that the first described mover 3-2 regards to stator 3-1 have magnetic links 3-4; Or respectively there is a set of winding 3-5 on described stator 3-1 and the second mover 3-3, on the first described mover 3-2 tow sides, Surface Mount has magnetic links 3-4, the first described mover 3-2 is not only as the mover of stator 3-1 but also as the stator 3-1 of the second mover 3-3, the shape of the first described mover 3-2 is that criss cross and every limit are arcs, as shown in Figure 3 and Figure 6.
The first described support 2 is connected by universal-joint 6 with the second support 7, and the second described support 7 is vertical with stator 3-1 place plane; Described lamp body 1 afterbody is connected with the second mover 3-3 center-point by the 3rd support 8.
Described position transduser 5 is absolute type camber line coders, and described absolute type camber line coder is grating or magnetic grid.
Described lamp body 1 rotation direction and two-freedom arc electric motor 3 first mover 3-2 rotation direction on horizontal surface on horizontal surface are that consistent, described lamp body 1 rotation direction on vertical surface is consistent with the rotation direction of two-freedom arc electric motor 3 second mover 3-3 on vertical surface on circumference on circumference.
As shown in Figure 7, described microcontroller 4 is according to wheel steering signal and height sensor signal, adopt vector control strategy control two-freedom arc electric motor 3 drive lamp body 1 in the horizontal direction, vertical direction two-freedom rotates.
When use, microcontroller 4 is accepted bearing circle turn sign, calculates lamp body 1 expect steering angle according to speed meter.In the time that turning indicator starts, microcontroller 4 thinks that wheel steering signal is effective, controls two-freedom arc electric motor 3 first mover 3-2 and directly drives lamp body 1 on horizontal surface, to turn to expected angle; In the time that turning indicator is closed, microcontroller 4 does not respond bearing circle turn sign, only controls two-freedom arc electric motor 3 first mover 3-2 and drives lamp body 1 to be returned to original zero-bit.Microcontroller 4, according to front and back height sensor signal, is controlled two-freedom arc electric motor 3 second mover 3-3 mobile elevation angle of adjusting in time lamp body 1 on the first mover 3-2 simultaneously, guarantees that lamp body central axis is parallel with road surface.
Claims (9)
1. an automobile front two-freedom turns to the straight drive system of camber line, comprise lamp body, the first support, two-freedom arc electric motor, microcontroller, position transduser, universal-joint, the second support and the 3rd support, it is characterized in that: described lamp body is arranged on the first support, on the first described support, universal-joint is installed, described universal-joint is positioned at the center of circle of two-freedom arc electric motor, and described microcontroller is connected with position transduser with two-freedom arc electric motor by wire.
2. a kind of automobile front two-freedom according to claim 1 turns to the straight drive system of camber line, it is characterized in that described two-freedom arc electric motor comprises stator, the first mover and the second mover, described stator and the first mover have magnetic links back to Surface Mount in the one side of stator, and the first described mover regards on the one side of stator and the second mover respectively a set of winding.
3. a kind of automobile front two-freedom according to claim 1 turns to the straight drive system of camber line, it is characterized in that on described stator and the second mover, Surface Mount has magnetic links, and the first described mover tow sides respectively have a set of winding.
4. a kind of automobile front two-freedom according to claim 1 turns to the straight drive system of camber line, it is characterized in that described stator and the first mover respectively have a set of winding in the one side of stator, the first described mover regards to Surface Mount on the one side of stator and the second mover magnetic links.
5. a kind of automobile front two-freedom according to claim 1 turns to the straight drive system of camber line, and it is characterized in that respectively has a set of winding on described stator and the second mover, and on the first described mover tow sides, Surface Mount has magnetic links.
6. a kind of automobile front two-freedom according to claim 1 turns to the straight drive system of camber line, it is characterized in that the first described mover is not only as the mover of stator but also as the stator of the second mover, the shape of the first described mover is that criss cross and every limit are arcs.
7. a kind of automobile front two-freedom according to claim 1 turns to the straight drive system of camber line, it is characterized in that the first described support is connected by universal-joint with the second support, and the second described support is vertical with stator place plane; Described lamp body afterbody is connected with the second mover center-point by the 3rd support.
8. a kind of automobile front two-freedom according to claim 1 turns to the straight drive system of camber line, it is characterized in that described position transduser is absolute type camber line coder, and described absolute type camber line coder is grating or magnetic grid.
9. a kind of automobile front two-freedom according to claim 1 turns to the straight drive system of camber line, it is characterized in that described lamp body rotation direction and two-freedom arc electric motor the first mover rotation direction on horizontal surface on horizontal surface are that consistent, the described lamp body rotation direction on vertical surface is consistent with the rotation direction of two-freedom arc electric motor the second mover on vertical surface on circumference on circumference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320831361.1U CN203666496U (en) | 2013-12-16 | 2013-12-16 | Two-degree-of-freedom steering arc direct drive system of automobile headlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320831361.1U CN203666496U (en) | 2013-12-16 | 2013-12-16 | Two-degree-of-freedom steering arc direct drive system of automobile headlamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203666496U true CN203666496U (en) | 2014-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320831361.1U Expired - Fee Related CN203666496U (en) | 2013-12-16 | 2013-12-16 | Two-degree-of-freedom steering arc direct drive system of automobile headlamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203666496U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103692957A (en) * | 2013-12-16 | 2014-04-02 | 江苏大学 | Auto headlamp two-degree-of-freedom turning arc direct drive system |
| CN108202231A (en) * | 2018-03-16 | 2018-06-26 | 陕西理工大学 | A kind of workbench that can realize two-way simultaneous deflection angle |
| CN111919057A (en) * | 2019-01-07 | 2020-11-10 | 核心光电有限公司 | Rotating mechanism with sliding joint |
-
2013
- 2013-12-16 CN CN201320831361.1U patent/CN203666496U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103692957A (en) * | 2013-12-16 | 2014-04-02 | 江苏大学 | Auto headlamp two-degree-of-freedom turning arc direct drive system |
| CN103692957B (en) * | 2013-12-16 | 2015-12-09 | 江苏大学 | A kind of automobile front two-freedom turns to the straight drive system of camber line |
| CN108202231A (en) * | 2018-03-16 | 2018-06-26 | 陕西理工大学 | A kind of workbench that can realize two-way simultaneous deflection angle |
| CN111919057A (en) * | 2019-01-07 | 2020-11-10 | 核心光电有限公司 | Rotating mechanism with sliding joint |
| CN111919057B (en) * | 2019-01-07 | 2021-08-31 | 核心光电有限公司 | Rotating mechanism with sliding joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20151216 |
|
| EXPY | Termination of patent right or utility model |