CN207106623U - 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
- CN207106623U CN207106623U CN201720672271.0U CN201720672271U CN207106623U CN 207106623 U CN207106623 U CN 207106623U CN 201720672271 U CN201720672271 U CN 201720672271U CN 207106623 U CN207106623 U CN 207106623U
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- steering wheel
- ecu
- automatic catch
- catch automobile
- wheel return
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Abstract
The utility model 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 utility model 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
Motor vehicle control technology field is the utility model is related to, more particularly to a kind of automatic catch automobile steering wheel return is just reminded
Device.
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.
Utility model content
For problems of the prior art, the purpose of this utility model is to provide one kind progress side only in parking
The automatic catch automobile steering wheel return reminder just reminded is returned to disk.
To achieve the above objectives, the utility model 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, ECU is according to point
The misfire signals of fiery switch feedback make audible alarm unit be stopped.
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.
The beneficial effects of the utility model are：
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 power supply of audible alarm unit, after ignition switch feeds back engine misses signal to ECU, ECU
The automatic power supply for disconnecting audible alarm unit, avoids and is worked on after engine misses, so as to cause the power shortage of battery.
4th, because steering wheel angle sensor, P shelves driving switch, ignition switch, ECU and loudspeaker are all motor vehicles
Intrinsic device, the utility model are simply integrated and corresponding program are implanted in ECU, install voice broadcast mould additional in addition
Block, simple in construction, 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 utility model.
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 specific embodiment of the present utility model, make
The technical solution of the utility model and its advantage are clearer, clear and definite.It is to show to describe embodiment below with reference to accompanying drawing
Example property, it is intended to the utility model is explained, and it is not intended that to limitation of the present utility model.
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.
The ECU1 is also connected with the ignition switch 6 of automatic catch automobile and controls the on/off of audible alarm unit,
The misfire signals that ECU1 feeds back according to ignition switch 6 make audible alarm unit be stopped, and avoid after motor vehicle stops working and continue
Report, cause discharged or defective battery.Herein, control circuit and the connection side of audible alarm unit on/off are controlled by ECU
Formula 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, the utility model
Above-mentioned embodiment is not limited to, it is equal using the improvement and replacement of techniques well known on the basis of the utility model
Falling should be limited in the scope of protection of the utility model, the scope of protection of the utility model by each claim and its equivalent
It.
Claims (5)
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；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 2. 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 3. 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 4. 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 5. 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720672271.0U CN207106623U (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 |
|---|---|---|---|
| CN201720672271.0U CN207106623U (en) | 2017-06-09 | 2017-06-09 | A kind of automatic catch automobile steering wheel return reminder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207106623U true CN207106623U (en) | 2018-03-16 |
Family
ID=61594465
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720672271.0U Active CN207106623U (en) | 2017-06-09 | 2017-06-09 | A kind of automatic catch automobile steering wheel return reminder |
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| CN (1) | CN207106623U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107344568A (en) * | 2017-06-09 | 2017-11-14 | 佛山职业技术学院 | A kind of automatic catch automobile steering wheel return reminder |
| CN114537520A (en) * | 2020-11-26 | 2022-05-27 | 宝能汽车集团有限公司 | Vehicle steering wheel position reminding system and vehicle steering wheel position reminding method |
-
2017
- 2017-06-09 CN CN201720672271.0U patent/CN207106623U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107344568A (en) * | 2017-06-09 | 2017-11-14 | 佛山职业技术学院 | A kind of automatic catch automobile steering wheel return reminder |
| CN114537520A (en) * | 2020-11-26 | 2022-05-27 | 宝能汽车集团有限公司 | Vehicle steering wheel position reminding system and vehicle steering wheel position reminding method |
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