CN107599973A - A kind of wheel trace system - Google Patents
A kind of wheel trace system Download PDFInfo
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- CN107599973A CN107599973A CN201610541919.0A CN201610541919A CN107599973A CN 107599973 A CN107599973 A CN 107599973A CN 201610541919 A CN201610541919 A CN 201610541919A CN 107599973 A CN107599973 A CN 107599973A
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Abstract
The present invention relates to a kind of wheel trace system, wheel position posture to be combined with real-time road, avoid that driving accident occurs, the system includes accessory power supply, control assembly and the visual component to be communicated respectively by CAN with control assembly, Wheel-monitoring component, four-wheel aligner component and display module, described accessory power supply and is connected respectively with control assembly, visual component, Wheel-monitoring component, four-wheel aligner component and display module.Compared with prior art, the present invention has the advantages that real-time display, multi-functional.
Description
Technical field
The present invention relates to field of electromechanical integration, more particularly, to a kind of wheel trace system.
Background technology
Improved with side's exhibition of living standard, vehicle is also progressing into the family of ordinary people as the consumer goods.Equally, as vehicle is brought conveniently to the trip of people, people are also constantly paying close attention to for the security of vehicle.Such as：Complexity riving condition under, safe operating and controlling vehicle, be vehicle driving safety important guarantee.The wherein key factor of the carrier performance of vehicle driving safety：It is exactly the posture of wheel of vehicle.How under riving condition, running environment is judged, the posture of wheel is manipulated by steering wheel, then be the embodiment of vehicle safe driving.At present, in daily traveling, veteran driver in being travelled to vehicle to reference by selecting, the method for summing up a set of judgement automobile body position.Common method has：1. selected wiper chooses ground reference method, 3. windshield panel visual methods etc. as object of reference method, 2..These are all traditional methods, are not that very abundant driver is not either specifically the people being very familiar with for vehicle body for experience during the utilization of reality, are likely to erroneous judgement be present, cause potential safety hazard.
The body control systems such as current existing automobile steer-by-wire system, ESP, being mainly used for the manipulation of the excessively multipair steering wheel of driver in the case where rapidly travelling causes body gesture deviating road, wire-controlled steering system is monitored judgement by the steering ratio to steering wheel, control turns to ratio, correct Return moment so that body gesture is stable.These systems have certain limitation：Such as, during vehicle traveling, be unable to Real-time Feedback for the posture of wheel and award driver information, or turned under narrow and small road, wheel how safety by road surface etc., can not all give and information is fed back into driver in time.In addition to the body control system that existing each automobile brand is released, also wheel is shown and auxiliary parking system, the system is shown simply by the signal imitation of angle at present, the counting of left/right rotation is distinguish between with the color of indicator lamp, and these systems are all combined to wheel position and posture without real-time dynamical feedback and wheel position posture with real-time road at present.
The four-wheel aligner system of wheel also carries out intuitively monitoring in real time, feedback during vehicle travels without Real-time Feedback, wheel trace system of the present invention to wheel alignment posture at present.The accident being likely to occur in advance in pre- anti-vehicle traveling, such as：The accidents such as off-axis, so as to ensure the security of driving.
The content of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of real-time display, multi-functional wheel trace system.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of wheel trace system, wheel position posture to be combined with real-time road, avoid that driving accident occurs, the system includes accessory power supply, control assembly and the visual component to be communicated respectively by CAN with control assembly, Wheel-monitoring component, four-wheel aligner component and display module, described accessory power supply and is connected respectively with control assembly, visual component, Wheel-monitoring component, four-wheel aligner component and display module.
Described visual component includes the preposition vision sensor for being separately positioned on vehicle fore cabin air-inlet grille center and the rearmounted vision sensor for being arranged on vehicle rear deck rear center, and described preposition vision sensor and rearmounted vision sensor communicate with control assembly respectively.
Described Wheel-monitoring component is the rotary angle transmitter on the steering column of steering wheel, and described rotary angle transmitter communicates with control assembly.
Described four-wheel aligner component includes being separately mounted to the alignment sensor directly over four wheels on car body wheel cover, and described alignment sensor communicates with control assembly.
Described display module is the middle control display for being arranged on instrument desk center, and described middle control display communicates with control assembly.
Described control assembly is single-chip microcomputer.
The working method of the system is：
1) visual component obtains the pavement monitoring picture before and after vehicle in real time, and this picture is sent into control assembly, and is shown on display module；
2) Wheel-monitoring component and four-wheel aligner component obtain corner, the corner and positional information of wheel of vehicle of steering wheel in real time respectively, and control assembly obtains the wheelspan between the corner of steering wheel, the corner of wheel of vehicle and positional information and vehicle drive wheels respectively；
3) control assembly judges whether steering wheel is in identical position and attitude with wheel of vehicle according to the corner of steering wheel and the corner of wheel of vehicle, if, control assembly generates wheel position posture virtual image according to the corner of wheel of vehicle and position and wheelspan, and wheel position posture virtual image is combined with pavement monitoring picture, shown jointly on display module, if it is not, then carry out the inconsistent alarm of position and attitude.
Compared with prior art, the present invention has advantages below：
First, it is multi-functional：The present invention has three major functions, including wheel position posture real-time display function, four-wheel aligner system alarm function and wheel return positive prompt facility, powerful.
2nd, wheel position posture real-time display：Shown compared to existing wheel and wheel position posture is represented using analog signal and color with auxiliary parking system, the traffic information of the virtual image of wheel and reality is combined together and shown by the present invention, and real-time is high, improves the security of driving.
Brief description of the drawings
Fig. 1 is the vehicle body distributed architecture schematic diagram of the present invention.
Fig. 2 is the wheel of the present invention and the structural representation of four-wheel aligner component.
Fig. 3 is control flow schematic diagram in embodiment.
Fig. 4 is vehicle right-hand rotation wheel trace road conditions display schematic diagram.
Fig. 5 is the middle control display display content schematic diagram in the case of eliminating driving blind area.
Embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
As illustrated in fig. 1 and 2, a kind of wheel trace system of the invention, including：Visual component, Wheel-monitoring component, control assembly, accessory power supply, communication part, four-wheel aligner component and display module etc.：
Visual component includes front and rear vision sensor, the preposition vision sensor 2-1, rearmounted vision sensor 2-2 are arranged in fixing device 9-5,9-6, and fixing device 9-5,9-6 is separately mounted to vehicle fore cabin 6-1 air-inlet grilles centre and vehicle rear deck 6-2 afterbody centres.
Wheel-monitoring component includes rotary angle transmitter 1, and the rotary angle transmitter 1 is arranged on the steering column 10 of steering wheel 4.
Control assembly is single-chip computer control system, is arranged on the underface of middle control display 3.
Communication component is CAN, and the bus connects visual component, control assembly, Wheel-monitoring component, four-wheel aligner component, middle control display module.
Four-wheel aligner component includes alignment sensor 7-1,7-2,7-3,7-4, and alignment sensor 7-1,7-2,7-3,7-4 are separately mounted on fixing device 9-1,9-2,9-3,9-4, and fixing device is arranged on the car body wheel cover 8 of the top of wheel 5.
Middle control display module is vehicle-mounted middle control display 3, and middle control display 3 is arranged on the centre of instrument desk 13.
A kind of wheel trace system of the present invention, its current major function have 3：
1st, wheel position posture real-time display function：During vehicle travels, road conditions are not clear in front of occurring and complex, vehicle fore cabin sight blind area, road width apart from narrow and small, complicated by turning under the factors such as (90 ° of turnings), complexity to car, before (rear) put camera according to transport condition, real-time road is included in middle control display, open wheel trace system simultaneously, the real-time attitude of wheel is also shown on middle control screen, is combined with real-time road, driver can be according to road conditions display and operation steering wheel.
2nd, four-wheel aligner system alarm function：When alignment sensor by wheel attitude signal Real-time Feedback to control assembly, when control assembly carries out algorithm process and steering wheel angle and inconsistent wheel posture according to the data-signal of feedback, such as：When steering wheel is in zero-bit state, when wheel posture is not at zero-bit, control system prompts wheel alignment deviation to driver in middle control display and manipulates the problems such as inaccurate according to the signal contrasted.
3rd, wheel returns positive prompt facility：When the vehicle is stopped, wheel detection system monitors in real time to wheel posture in wheel trace system, and when wheel is not in back positive zero-bit, rotary angle transmitter and alignment sensor are by signal feedback control system, control system feeds back live signal in middle control display system, prompts driver's wheel to return just.
Embodiment 1：
As shown in figure 3, main working process is as follows in actual road conditions：
1) preposition vision sensor 2-1 and rearmounted vision sensor 2-2 is by real-time road condition acquiring, control assembly is fed back to by image capture module, rotary angle transmitter 1 according to monitor manipulate angular signal, signal is fed back into control assembly by signal picker, two paths of signals is focused in generation wheel virtual image and display and controls display 3 by control assembly；
2) wheel real-time attitude signal by signal acquisition module, is fed back the 3-1 on middle control display by alignment sensor 7-1,7-2,7-3,7-4.
Specific method of work, comprises the following steps：
1) road conditions as shown in Figure 4, vehicle must turn right, and road ahead sight is in confused situation.Wheel trace system is opened, shown by middle control display 3-1；
2) preposition vision sensor 2-1, front road conditions picture signal is gathered, feeds back to control assembly, and shown on middle control display 3.
3) rotary angle transmitter 1 controls vehicle forerunner or so driving wheel 5-1,5-3, real-time dynamic gesture feedback on 3 on display middle.
4) as shown in figure 5, driver is in the case of sight blind area, 11 and wheel 5-1,5-3 attitude orientation virtual image 12 are imaged according to road surface of the preposition vision sensor 2-1 feedbacks in middle control display, so as to steer direction disk 4.
5) wheel 5-1,5-3 position and attitudes change according to the change of the angle of steering wheel 4, form wheel trace.
6) during vehicle traveling, alignment sensor 7-1,7-2,7-3,7-4 are monitored in real time to wheel 5-1,5-2,5-3,5-4 wheel attitude orientation, wheel alignment attitude signal feeds back to control assembly and handled, comparison, processing and analysis to signal, the signal condition that will be fed back and feed back to middle control display 3, abnormal condition signal is prompting to alarm by buzzer to driver.
7) when vehicle stops travelling, rotary angle transmitter is according to the signal monitored in real time, by wheel 5-1,5-3 attitude signal, pass through signal acquisition module, feedback is in control assembly, if wheel posture does not return timing, control system 14 is according to the signal detected, feedback in middle control display 3, simultaneously to driver alarm by buzzer.
Claims (7)
1. a kind of wheel trace system, wheel position posture to be combined with real-time road, avoid driving
Sail accident, it is characterised in that the system include accessory power supply, control assembly and respectively by CAN with
Visual component, Wheel-monitoring component, four-wheel aligner component and the display module of control assembly communication, described auxiliary
Power supply is connected with control assembly, visual component, Wheel-monitoring component, four-wheel aligner component and display module respectively.
A kind of 2. wheel trace system according to claim 1, it is characterised in that described visual component
Including being separately positioned on the preposition vision sensor in vehicle fore cabin air-inlet grille center and being arranged on vehicle rear deck afterbody
The rearmounted vision sensor in center, described preposition vision sensor and rearmounted vision sensor respectively with control assembly
Communication.
A kind of 3. wheel trace system according to claim 1, it is characterised in that described Wheel-monitoring
Component is the rotary angle transmitter on the steering column of steering wheel, and described rotary angle transmitter with control assembly with leading to
Letter.
A kind of 4. wheel trace system according to claim 1, it is characterised in that described four-wheel aligner
Component includes being separately mounted to the alignment sensor directly over four wheels on car body wheel cover, described alignment sensor
Communicated with control assembly.
A kind of 5. wheel trace system according to claim 1, it is characterised in that described display module
To be arranged on the middle control display in instrument desk center, described middle control display communicates with control assembly.
A kind of 6. wheel trace system according to claim 1, it is characterised in that described control assembly
For single-chip microcomputer.
A kind of 7. wheel trace system according to claim 1, it is characterised in that the job step of the system
Suddenly it is：
1) visual component obtains the pavement monitoring picture before and after vehicle in real time, and this picture is sent into control assembly,
And shown on display module；
2) Wheel-monitoring component and four-wheel aligner component obtain turn of the corner of steering wheel, wheel of vehicle in real time respectively
Angle and positional information, control assembly obtain respectively the corner of steering wheel, the corner of wheel of vehicle and positional information and
Wheelspan between vehicle drive wheels；
3) control assembly judges whether are steering wheel and wheel of vehicle according to the corner of steering wheel and the corner of wheel of vehicle
In identical position and attitude, if so, control assembly generates car according to the corner of wheel of vehicle and position and wheelspan
Position and attitude virtual image is taken turns, and wheel position posture virtual image is combined with pavement monitoring picture, is existed jointly
Shown on display module, if it is not, then carrying out the inconsistent alarm of position and attitude.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610541919.0A CN107599973A (en) | 2016-07-11 | 2016-07-11 | A kind of wheel trace system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610541919.0A CN107599973A (en) | 2016-07-11 | 2016-07-11 | A kind of wheel trace system |
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| CN107599973A true CN107599973A (en) | 2018-01-19 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1897785A2 (en) * | 2006-09-11 | 2008-03-12 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Driver support system, steering system and method for supporting the driver of a vehicle |
| KR20120130449A (en) * | 2011-05-23 | 2012-12-03 | 아진산업(주) | Method for providing of vehicle parking assistant image and system for providing thereof |
| CN103587469A (en) * | 2013-11-19 | 2014-02-19 | 浙江吉利汽车研究院有限公司 | Device and method for assisting automobile in turning at night |
| CN105711588A (en) * | 2016-01-20 | 2016-06-29 | 奇瑞汽车股份有限公司 | Lane keeping assist system and lane keeping assist method |
| CN206012459U (en) * | 2016-07-11 | 2017-03-15 | 胡沛源 | A kind of wheel trace system |
-
2016
- 2016-07-11 CN CN201610541919.0A patent/CN107599973A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1897785A2 (en) * | 2006-09-11 | 2008-03-12 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Driver support system, steering system and method for supporting the driver of a vehicle |
| KR20120130449A (en) * | 2011-05-23 | 2012-12-03 | 아진산업(주) | Method for providing of vehicle parking assistant image and system for providing thereof |
| CN103587469A (en) * | 2013-11-19 | 2014-02-19 | 浙江吉利汽车研究院有限公司 | Device and method for assisting automobile in turning at night |
| CN105711588A (en) * | 2016-01-20 | 2016-06-29 | 奇瑞汽车股份有限公司 | Lane keeping assist system and lane keeping assist method |
| CN206012459U (en) * | 2016-07-11 | 2017-03-15 | 胡沛源 | A kind of wheel trace system |
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