CN107344568A - A kind of automatic catch automobile steering wheel return reminder - Google Patents
A kind of automatic catch automobile steering wheel return reminder Download PDFInfo
- Publication number
- CN107344568A CN107344568A CN201710430147.8A CN201710430147A CN107344568A CN 107344568 A CN107344568 A CN 107344568A CN 201710430147 A CN201710430147 A CN 201710430147A CN 107344568 A CN107344568 A CN 107344568A
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- China
- Prior art keywords
- steering wheel
- ecu
- automatic catch
- catch automobile
- wheel return
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 230000005540 biological transmission Effects 0.000 claims description 2
- 239000000725 suspension Substances 0.000 description 10
- 230000035882 stress Effects 0.000 description 7
- 230000032683 aging Effects 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002618 waking effect Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D15/00—Steering not otherwise provided for
- B62D15/02—Steering position indicators ; Steering position determination; Steering aids
- B62D15/021—Determination of steering angle
- B62D15/0245—Means or methods for determination of the central position of the steering system, e.g. straight ahead position
-
- 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
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Human Computer Interaction (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The present invention discloses a kind of automatic catch automobile steering wheel return reminder, including：ECU, the steering wheel angle sensor and audible alarm unit being connected with ECU；Characterized in that, the P shelves driving switch of the ECU and automatic catch automobile connects, the signal control audible alarm unit that ECU feeds back according to steering wheel angle sensor, P shelves driving switch sends the positive alerting signal of steering wheel return.P shelves driving switch is connected by the present invention with ECU, driver's steering wheel is only given when automatic catch automobile parking without positive prompting is returned, the phenomenon that puzzlement is caused so as to open prompting function to driver can not be judged by effectively avoiding when other alarm sets stop under special circumstances.
Description
Technical field
The present invention relates to motor vehicle control technology field, more particularly to a kind of automatic catch automobile steering wheel return just to remind dress
Put.
Background technology
In daily life, often occur that steering wheel does not return positive situation during parking, it is most of among these to be all
With the car owner that vehicle and horse are brave, very casual.In fact it is such parking custom and it is bad, often so parking vehicle can be caused to hinder
Evil.
On the one hand, in Vehicular turn, due to the presence of wheel caster and the design of automobile tire flare, no matter main
Introversion or hypsokinesis are sold, all wheel one can be given to return positive stress, wheel can have to the steering linkage of steering at that rate
Individual trend and stress toward revolution, the elastic support part of suspension system can be also stressed, while steering wheel gear and steering
Pull bar rack, there will be the trend toward revolution accordingly.If positive direction disk is not returned in parking, what these stress will continue
It is applied to these three parts and can not discharges, the aging or deformation of these parts will be accelerated in the course of time, vehicle finally occur
The problem of sideslip, uneven tire wear.
And on the other hand, steering wheel does not return just can also cause damage to automobile suspension system.In the case of orderly shutdown,
Suspension system is in relative relaxation state, and four suspension stress are average.And steering wheel does not return just as when parking, Hen Duoche
An inclination angle occurs in the wheel of type, and suspension system will tilt to a direction, elastic support part, rubber in suspension
Big envelope also has some rubber shock-absorbings in suspension system to be lined with a stress, allows them to eat strength, can not normal return, this feelings
Condition and above said steering are similar, although will not be damaged in the short time, the time has been grown will be to suspension system
Cause certain injury.If the yielding rubber pad aging in suspension system, the swing arm of suspension or the junction of connecting rod will go out
Existing frame amount, the more severe formation vicious circle of the bigger abrasion of frame amount.
In addition, steering wheel does not return just during parking, except two above part can be damaged, tire can be also damaged.Tire is just
In the case of often, tyre surface can be kept to land the state of stress, when steering wheel does not return timing, due to the presence of caster and motor-driven
The design of car tyre toe-out, tire are not fully that tyre surface lands, but tire shoulder and a part of tyre surface stress.In this case it is right
Be in the lateral wall pressure of tire it is bigger, due to sidewall compare it is relatively thin, if often so allow tire unbanlence by
Power, the aging deformation of sidewall will be accelerated, after sidewall aging deformation, it is likely that the situation hair for causing gas leakage or blowing out
It is raw.
In fact, can just be caused damage even if some people recognizes that steering wheel does not return to automobile, warp can only be also relied on
Test and carry out returning just for travel direction disk, for example remember the number of turns that steering wheel beats or direction is being determined just or not by forward-reverse,
Also or get off and check that tire just or not, so can allow car owner to seem pretty troublesome, while also increase the time parked.In view of
This, some automated parking systems, steering wheel return reminder are also arisen at the historic moment, and these systems have plenty of directly to be turned with steering wheel
Angle transducer signal is foundation, is reminded measuring steering wheel after not just；Some be then using the signal of vehicle speed sensor as according to
According to travel direction disk returns positive prompting when speed is zero.But these automated parking systems or steering wheel return reminder
Certain help and prompting are given although can be parked for driver, there is also some problems, and maximum of which problem is just
It is often to give steering wheel return in the case of non-park just reminding, a certain degree of interference is caused to driver, next to that
Not giving clearly prompting during prompting to direction and angle also wants driver to go experiment to return just.
The content of the invention
For problems of the prior art, it is an object of the invention to provide a kind of travel direction disk only in parking
Return the automatic catch automobile steering wheel return reminder just reminded.
To achieve the above objectives, the present invention adopts the following technical scheme that.
A kind of automatic catch automobile steering wheel return reminder, including：ECU, the steering wheel angle sensor being connected with ECU
And audible alarm unit；Characterized in that, the P shelves driving switch of the ECU and automatic catch automobile connects, ECU is according to steering wheel
Rotary angle transmitter, the signal control audible alarm unit of P shelves driving switch feedback send the positive alerting signal of steering wheel return.
As a further illustration of the above scheme, the ignition switch of the ECU and automatic catch automobile connects and controls sound
The on/off of warning device, after ignition switch feeds back engine misses signal to ECU, ECU disconnects audible alarm unit
Power supply.
As a further illustration of the above scheme, the audible alarm unit includes voice broadcast module and loudspeaker, institute
State voice broadcast module to be connected with ECU, the loudspeaker is connected with voice broadcast module.
As a further illustration of the above scheme, the audible alarm unit is buzzer.
As a further illustration of the above scheme, the steering wheel angle sensor is arranged on steering column.
As a further illustration of the above scheme, the P shelves driving switch is arranged on the automatic transmission of automatic catch automobile
On.
As a further illustration of the above scheme, when driver is stopped and hangs P shelves, P shelves driving switch transmits one
For parking signal to ECU, ECU judges whether steering wheel returns just after receiving this parking signal, if not returning canonical control sound report
Alarm device sends alarm signal.
As a further illustration of the above scheme, the ECU receives the signal of steering wheel angle sensor feedback and calculating
How many angle deflected to which direction for outgoing direction disk, after ECU receives the parking signal of P shelves driving switch feedback, passes through sound
Sound warning device report steering wheel which direction how many angle deflected to, accurately tell the positive direction of driver's steering wheel return and
Angle.
The beneficial effects of the invention are as follows：
First, P shelves driving switch is connected with ECU, only giving driver's steering wheel when automatic catch automobile parking does not have
There is back positive prompting, effectively avoid to judge when other alarm sets stop under special circumstances and carried so as to open
Function of waking up causes the phenomenon of puzzlement to driver.
2nd, by being implanted into corresponding program in ECU, can accurately report outgoing direction disk needs go back to positive direction and angle
Degree, driver is eliminated by forward-reverse experiment or the embarrassment checked of getting off, greatly facilitates driver to steering wheel
It is accurate to return just.
3rd, ECU controls the on/off of audible alarm unit, after ignition switch feeds back engine misses signal to ECU,
ECU disconnects the power supply of audible alarm unit automatically, avoids and is worked on after engine misses, so as to cause losing for battery
Electricity.
4th, because steering wheel angle sensor, P shelves driving switch, ignition switch, ECU and loudspeaker are all motor vehicles
Intrinsic device, the present invention are simply integrated and corresponding program are implanted in ECU, install voice broadcast module additional in addition, are tied
Structure is simple, and layout is convenient, and cost is low, is advantageous to install additional in batches on motor vehicle.
Brief description of the drawings
Fig. 1 show steering wheel return equipment structural representation provided by the invention.
Description of reference numerals：
1：ECU, 2：Steering wheel angle sensor, 3：P shelves driving switch, 4：Voice broadcast module, 5：Loudspeaker, 6：Igniting
Switch.
Embodiment
With reference to the accompanying drawing of specification, by being further described to the embodiment of the present invention, make this hair
Bright technical scheme and its advantage is clearer, clear and definite.It is exemplary, purport to describe embodiment below with reference to accompanying drawing
The present invention is being explained, and is being not considered as limiting the invention.
As shown in figure 1, a kind of automatic catch automobile steering wheel return reminder, including：ECU(Electronic
Control Unit, electronic control unit) 1, the steering wheel angle sensor 2 and audible alarm unit being connected with ECU1；It is special
Sign is that the P shelves driving switch 3 of the ECU1 and automatic catch automobile connect, and ECU1 is according to steering wheel angle sensor 2, P shelves shelves
The signal control audible alarm unit that bit switch 3 feeds back sends the positive alerting signal of steering wheel return.
Wherein, the steering wheel angle sensor 2 is arranged on the steering column of automatic catch automobile, is mainly used to judge direction
Disk has turned over how many angle and deflected to which direction.The P shelves driving switch 3 is arranged on the fluid drive of automatic catch automobile
On device.The audible alarm unit includes voice broadcast module 4 and loudspeaker 5, and the voice broadcast module 4 is connected with ECU1,
The loudspeaker 5 is connected with voice broadcast module 4.
Real work principle is：The signal of the feedback of ECU1 real-time receptions steering wheel angle sensor 2 simultaneously calculates steering wheel
Which direction how many angle deflected to.When driver, which is stopped, hangs P shelves, P shelves driving switch 3 transmits a parking signal
To ECU1, ECU1 judges whether steering wheel returns just after receiving this parking signal, if not returning canonical control audible alarm unit
Alarm signal is sent, reports how many angle deflected to which direction for steering wheel by audible alarm unit, accurately tells driving
The positive direction of member's steering wheel return and angle, accurate so as to driver's travel direction disk return just.
For traditional automatic return system, the present embodiment provides automatic catch automobile steering wheel return reminder
The challenge that steering wheel self-aligning is formed to driver's autonomous driving is avoided, it also avoid some in particular cases caused
Unnecessary trouble.
For traditional steering wheel return reminder, the present embodiment provides automatic catch automobile steering wheel return and just carried
Device of waking up only gives driver's steering wheel without positive prompting is returned when automatic catch automobile parking, effectively avoids other
Alarm set can not judge the phenomenon that puzzlement is caused so as to open prompting function to driver when stopping under special circumstances.
Simultaneously, it is only necessary to new change is made in program, most equipment is all to utilize the original device of automatic catch automobile, is large batch of
Entrucking provides the foundation, simple in construction, and arrangement is convenient, and cost is cheap.
Further, the ECU1 is also connected with the ignition switch 6 of automatic catch automobile and controls the electricity of audible alarm unit
Source break-make, the misfire signals that ECU1 feeds back according to ignition switch 6 make audible alarm unit be stopped, avoid motor vehicle and stop working
Follow-up continued broadcasting report, causes discharged or defective battery.Herein, by ECU control audible alarm unit on/off control circuit and
Connected mode is routine techniques, is repeated no more here.
Further, one kind as the present embodiment deteriorates design, and the audible alarm unit can also be changed to buzzer,
Buzzer can be also realized to the steering wheel of driver without returning positive prompting, but this set can not accurately inform driving
Member's steering wheel to which side inclined and inclined how many angle, and the content for display of even being failed to understand for some drivers represent it is assorted
The meaning, effect are less good.
From the foregoing description of structures and principles it should be understood by those skilled in the art that, not office of the invention
It is limited to above-mentioned embodiment, this hair is all fallen within using the improvement and replacement of techniques well known on the basis of the present invention
Bright protection domain, protection scope of the present invention should limit it by each claim and its equivalent.
Claims (8)
1. a kind of automatic catch automobile steering wheel return reminder, including：ECU, the steering wheel angle sensor being connected with ECU and
Audible alarm unit；Characterized in that, the P shelves driving switch of the ECU and automatic catch automobile connects, ECU turns according to steering wheel
Angle transducer, the signal control audible alarm unit of P shelves driving switch feedback send the positive alerting signal of steering wheel return.
A kind of 2. automatic catch automobile steering wheel return reminder according to claim 1, it is characterised in that the ECU
It is connected with the ignition switch of automatic catch automobile and controls the on/off of audible alarm unit, when ignition switch feedback engine puts out
After fiery signal is to ECU, ECU disconnects the power supply of audible alarm unit.
A kind of 3. automatic catch automobile steering wheel return reminder according to claim 1, it is characterised in that the sound
Warning device includes voice broadcast module and loudspeaker, and the voice broadcast module is connected with ECU, and the loudspeaker is broadcast with voice
Report module connection.
A kind of 4. automatic catch automobile steering wheel return reminder according to claim 1, it is characterised in that the sound
Warning device is buzzer.
A kind of 5. automatic catch automobile steering wheel return reminder according to claim 1, it is characterised in that the direction
Disk rotary angle transmitter is arranged on steering column.
A kind of 6. automatic catch automobile steering wheel return reminder according to claim 1, it is characterised in that the P shelves
Driving switch is arranged in the automatic transmission of automatic catch automobile.
7. a kind of automatic catch automobile steering wheel return reminder according to claim 1, it is characterised in that work as driver
When P shelves are hung in parking, P shelves driving switch transmits a parking signal to ECU, and ECU receives judgement side after this parking signal
Whether returned just to disk, if not returning canonical control audible alarm unit sends alarm signal.
A kind of 8. automatic catch automobile steering wheel return reminder according to claim 7, it is characterised in that the ECU
Receive the signal of steering wheel angle sensor feedback and calculate how many angle deflected to which direction for steering wheel, when ECU is received
To after the parking signal of P shelves driving switch feedback, report steering wheel has deflected how many to which direction by audible alarm unit
Angle, accurately tell the positive direction of driver's steering wheel return and angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710430147.8A CN107344568A (en) | 2017-06-09 | 2017-06-09 | A kind of automatic catch automobile steering wheel return reminder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710430147.8A CN107344568A (en) | 2017-06-09 | 2017-06-09 | A kind of automatic catch automobile steering wheel return reminder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107344568A true CN107344568A (en) | 2017-11-14 |
Family
ID=60254556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710430147.8A Pending CN107344568A (en) | 2017-06-09 | 2017-06-09 | A kind of automatic catch automobile steering wheel return reminder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107344568A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112810695A (en) * | 2021-01-28 | 2021-05-18 | 徐州工业职业技术学院 | Automatic automobile parking aligning device and method |
| CN113335380A (en) * | 2021-07-06 | 2021-09-03 | 东风悦享科技有限公司 | Automobile wheel corner reminding and correcting system |
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| CN104875787A (en) * | 2014-02-27 | 2015-09-02 | 株式会社电装 | Rotational angle detecting device and electric power steering device using the same |
| CN105292245A (en) * | 2015-11-13 | 2016-02-03 | 天津同捷汽车设计有限公司 | Automatic automobile wheel righting system |
| CN205440533U (en) * | 2015-12-29 | 2016-08-10 | 大连楼兰科技股份有限公司 | Car parking wheel does not return positive reminder system |
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| CN205819322U (en) * | 2016-07-24 | 2016-12-21 | 安徽机电职业技术学院 | A kind of vehicle steering returns positive alarm set |
| CN106585642A (en) * | 2017-01-25 | 2017-04-26 | 高楚颐 | Parking direction disc alignment prompt method and system |
| CN207106623U (en) * | 2017-06-09 | 2018-03-16 | 佛山职业技术学院 | A kind of automatic catch automobile steering wheel return reminder |
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2017
- 2017-06-09 CN CN201710430147.8A patent/CN107344568A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103587466A (en) * | 2013-11-19 | 2014-02-19 | 浙江吉利汽车研究院有限公司 | Automobile running stopping self-detecting device |
| CN103661373A (en) * | 2013-12-26 | 2014-03-26 | 江苏大学 | Control device and method for safe switching between parking modes |
| CN104875787A (en) * | 2014-02-27 | 2015-09-02 | 株式会社电装 | Rotational angle detecting device and electric power steering device using the same |
| CN105292245A (en) * | 2015-11-13 | 2016-02-03 | 天津同捷汽车设计有限公司 | Automatic automobile wheel righting system |
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| CN205819322U (en) * | 2016-07-24 | 2016-12-21 | 安徽机电职业技术学院 | A kind of vehicle steering returns positive alarm set |
| CN106585642A (en) * | 2017-01-25 | 2017-04-26 | 高楚颐 | Parking direction disc alignment prompt method and system |
| CN207106623U (en) * | 2017-06-09 | 2018-03-16 | 佛山职业技术学院 | A kind of automatic catch automobile steering wheel return reminder |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112810695A (en) * | 2021-01-28 | 2021-05-18 | 徐州工业职业技术学院 | Automatic automobile parking aligning device and method |
| CN113335380A (en) * | 2021-07-06 | 2021-09-03 | 东风悦享科技有限公司 | Automobile wheel corner reminding and correcting system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171114 |