CN102303594B - System and method for prompting free running at neutral position and vehicle - Google Patents
System and method for prompting free running at neutral position and vehicle Download PDFInfo
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- CN102303594B CN102303594B CN201110174131.8A CN201110174131A CN102303594B CN 102303594 B CN102303594 B CN 102303594B CN 201110174131 A CN201110174131 A CN 201110174131A CN 102303594 B CN102303594 B CN 102303594B
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Abstract
The invention provides a system and method for prompting free running at neutral position and a vehicle. The system for prompting free running at neutral position comprises a first judging unit, a vehicle speed sensor, a second judging unit, a processing unit and a prompting unit, wherein the first judging unit is used for judging whether the vehicle is in a neutral position state or not and outputting first judgment information; the vehicle speed sensor is used for sensing the conditions of the speed of the vehicle and outputting real-time speed information; the second judging unit is used for judging whether the speed of the vehicle is larger than a first threshold value or not according to the real-time speed information and outputting second judgment information; the processing unit is used for performing logical processing of the first judgment information and the second judgment information and generating final result output information according to logically processed results; and the prompting unit is used for generating corresponding prompting and warning information according to the final result output information. According to the system and method for prompting free running at neutral position and the vehicle provided by the invention, prompting and warning information is correspondingly sent out through comprehensive judgment of gear position and speed condition, so as to prompt a driver to prevent free running.
Description
Technical field
The present invention relates to Vehicle Engineering, refer to that especially a kind of neutral gear slides prompt system, method and vehicle.
Background technology
Vehicle is in operational process, and it is danger close that neutral gear slides, except roadlice, the full size vehiclees such as bogie adopt compression air brake conventionally, and when neutral gear slides, air pressure can not get supplementing, and braking will cause air pressure fast-descending a little, make braking effect variation, thereby more easily produce dangerous; In addition, change-speed box has auxiliary emergency brake function under engage a gear state, when neutral gear slides, can only rely on drag, thereby causes braking easy thermal fatigue failure, causes precarious position; And the change-speed box that in prior art, the full size vehicle such as bogie adopts is conventionally all to adopt lubrication by atomization mode, when sliding, can cause neutral gear change-speed box internal lubrication not enough, easily damage the inner body of change-speed box.
Therefore, the law on road traffic safety rule that China is relevant, regulations etc. all stipulate to forbid chaufeur neutral gear when descending to slide, but in practical operation, there are a lot of chaufeurs all not observe relevant regulations, when descending especially longer descending, the drive manner that all adopts neutral gear to slide, therefore, this problem in the urgent need to address.
Summary of the invention
The present invention proposes a kind of neutral gear and slides prompt system, method and vehicle, and by the comprehensive judgement to range state and speed state, correspondence is sent prompting warning message, thereby can remind chaufeur to prevent automatic sliding.
Technical scheme of the present invention is achieved in that
Neutral gear slides a prompt system, is applied to, in vehicle, comprising:
The first judging unit, current whether in neutral state for judging described vehicle, output the first judgement information;
Car speed sensor, for the speed condition of vehicle described in perception, output real-time speed information;
The second judging unit, for judging according to described real-time speed information whether the current speed of described vehicle is greater than first threshold, output the second judgement information;
Processing unit, for described the first judgement information and described the second judgement information are carried out to logical process, and generates final result output information according to logical process result;
Tip element, for generating corresponding prompting warning message according to described result output information.
Preferably, also comprise:
Gear position sensor, for the gear situation of vehicle described in perception, output real-time gear information;
Wherein, described the first judging unit judges that according to described real-time gear information described vehicle is current whether in neutral state, exports described the first judgement information.
Preferably, also comprise:
The 3rd judging unit, current during in neutral state for represent described vehicle when described the first judgement information, judge whether the duration of described vehicle in neutral state is greater than Second Threshold, produce the 3rd judgement information;
Wherein, described processing unit carries out logical process to described the first judgement information, described the second judgement information and described the 3rd judgement information, and generates final result output information according to logical process result.
Preferably, described logical process is that logical AND is processed.
Preferably, also comprise:
Brake gear, for being true time when described result output information, carries out brake to described vehicle.
Preferably, also comprise:
Record cell, for recording gear information and the velocity information of described vehicle;
Transmitting element, for being sent to remote enquiry system by global position system GPS by described gear information and described velocity information.
A vehicle, comprises that foregoing neutral gear slides prompt system.
Neutral gear slides a reminding method, is applied to, in vehicle, comprising:
Judge that described vehicle is current whether in neutral state, output the first judgement information;
The speed condition of vehicle described in perception, output real-time speed information;
According to described real-time speed information, judge whether the current speed of described vehicle is greater than first threshold, output the second judgement information;
Described the first judgement information and described the second judgement information are carried out to logical process, and generate final result output information according to logical process result;
According to described result output information, generate corresponding prompting warning message.
Preferably, also comprise:
The gear situation of vehicle described in perception, output real-time gear information;
Wherein, judge that described vehicle is current whether in neutral state, output the first judgement information is specially:
According to described real-time gear information, judge that described vehicle is current whether in neutral state, output the first judgement information.
Preferably, when described the first judgement information represents that described vehicle is current during in neutral state, also comprise:
Judge whether the duration of described vehicle in neutral state is greater than Second Threshold, produce the 3rd judgement information;
Wherein, described the first judgement information and described the second judgement information are carried out to logical process, and according to logical process result, generate final result output information and be specially:
Described the first judgement information, described the second judgement information and described the 3rd judgement information are carried out to logical process, and generate final result output information according to logical process result.
Preferably, described logical process is that logical AND is processed.
Preferably, also comprise:
When described result output information is true time, by brake gear, described vehicle is carried out to brake.
Technical solution of the present invention is by the comprehensive judgement to range state and speed state, and correspondence is sent prompting warning message, thereby can remind chaufeur to prevent automatic sliding; Further, at vehicle, when neutral gear sliding state and speed surpass pre-set velocity, by brake gear, carry out brake, thereby can actv. prevent the automatic sliding of vehicle, improved traffic safety.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation that a kind of neutral gear of the present invention slides prompt system the first embodiment;
Fig. 2 is the schematic flow sheet that a kind of neutral gear of the present invention slides reminding method the first embodiment.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
With reference to Fig. 1, at a kind of neutral gear of the present invention, slide in the first embodiment of prompt system, described neutral gear slides prompt system 100 and comprises the first judging unit 120, car speed sensor 130, the second judging unit 140, processing unit 150 and Tip element 160.
Described the first judging unit 120, current whether in neutral state for judging described vehicle, output the first judgement information.
Described judging unit 120 can be realized by the sensor being arranged in Vehicular shift mechanism, as the position at neutral gear arranges a pressure sensor, when Vehicular shift arrives neutral gear, pressure sensor will produce signal, thereby can judge that described vehicle is current whether in neutral state.
In another embodiment of the present invention, described neutral gear slides prompt system 100 and also comprises:
Gear position sensor 110, for the gear situation of vehicle described in perception, output real-time gear information;
Described the first judging unit 120 judges that according to described real-time gear information described vehicle is current whether in neutral state, exports described the first judgement information.
Described gear position sensor 110 can adopt mechanical type or electronic type, its installation site can be arranged on the gearshift (as gear shifting handle) of vehicle, as long as there is gear shift action to produce, gear position sensor 110 is the residing gear of energy perception just, and exports real-time gear information.
Described car speed sensor 130, for the speed condition of vehicle described in perception, output real-time speed information.
Described the second judging unit 140, for judging according to described real-time speed information whether the current speed of described vehicle is greater than first threshold, output the second judgement information.
Described first threshold can be arbitrary value according to actual conditions and requirements set, and as 5 kilometers/hour, 10 kilometers/hour, 20 kilometers/hour etc., the present invention does not limit this.
Described processing unit 150, for described the first judgement information and described the second judgement information are carried out to logical process, and generates final result output information according to logical process result.
Wherein, described logical process can be that logical AND is processed, also can be logical OR processing or other processing mode, various embodiments of the present invention are preferably logical AND and process, described the first judgement information table is shown and is or no, and described the second judgement information table is shown and is or no, therefore, result output information after logical process may, for very, may be also vacation.In the situation that logical AND is processed, only has the first judgement information and the second judgement information all when being, result output information after logical process can be just true, other be all false, in the situation that logical OR is processed, in the first judgement information and the second judgement information, there is one when being, the result output information after logical process is very, when to only have the first judgement information and the second judgement information be all no, the result output information after logical process can be just false.
The function of described processing unit 1 50 can realize by the ECU (vehicle-mounted computer) in vehicle, and the function that treater independently completes described processing unit 150 can certainly be set, and the present invention does not limit this.
Described Tip element 160, for generating corresponding prompting warning message according to described result output information.
When described result output information is true time, the raw 160 one-tenth prompting warning messages of described Tip element, described prompting warning message can be presented at by the form of word or pattern on the read-out of gauge panel, also can realize with sound or other mode.Described prompting warning message can be some tell-tale language, word or pattern, as: " being that neutral gear slides now, danger ", " forbidding that neutral gear slides ", " asking gear shift " ...
At a kind of neutral gear of the present invention, slide in another embodiment of prompt system 100, described neutral gear slides prompt system and also comprises:
The 3rd judging unit (not shown), current during in neutral state for represent described vehicle when described the first judgement information, judge whether the duration of described vehicle in neutral state is greater than Second Threshold, produce the 3rd judgement information.
Described Second Threshold can be according to actual conditions and requirements set, and the present invention does not limit this, as being 10s, 15s, 20s or other time span.
In the present embodiment, 150 pairs of described the first judgement information of described processing unit, described the second judgement information and described the 3rd judgement information are carried out logical process, and generate final result output information according to logical process result.
In another embodiment, described neutral gear slides prompt system 100 and also comprises:
Brake gear (not shown), for being true time when described result output information, carries out brake to described vehicle.
By the technical scheme of the present embodiment, when vehicle is during in neutral gear sliding state, vehicle can automatically perform brake, thereby stops chaufeur to carry out neutral gear slide action, has improved traffic safety.
In addition, described neutral gear slides prompt system 100 and can also comprise:
Record cell (not shown), for recording gear information and the velocity information of described vehicle.
Transmitting element (not shown), for being sent to remote enquiry system by global position system GPS by described gear information and described velocity information.
By the setting of described record cell and described transmitting element, can the inquiry of long-range realization to vehicle running state, convenient to the management of vehicle and the grasp to motoring condition.
Technical solution of the present invention is by the comprehensive judgement to range state and speed state, and correspondence is sent prompting warning message, thereby can remind chaufeur to prevent automatic sliding; Further, at vehicle, when neutral gear sliding state and speed surpass pre-set velocity, by brake gear, carry out brake, thereby can actv. prevent the automatic sliding of vehicle, improved traffic safety.
In addition, the invention also discloses a kind of vehicle, described vehicle comprises that the neutral gear as described in front each embodiment slides prompt system 100, because each embodiment above slides prompt system 100 to described neutral gear, have been described in detail and introduce, for length is considered, do not repeat them here, with reference to the description of relevant portion above.
In addition, the invention also discloses a kind of neutral gear and slide reminding method.Comprise:
Step S210, judge that described vehicle is current whether in neutral state, output the first judgement information, enters step S240.
The speed condition of vehicle described in step S220, perception, output real-time speed information.
Step S230, according to described real-time speed information, judge whether the current speed of described vehicle is greater than first threshold, output the second judgement information, enters step S240.
Step S240, described the first judgement information and described the second judgement information are carried out to logical process, and generate final result output information according to logical process result.
Step S250, according to described result output information, generate corresponding prompting warning message.
In another embodiment, before step S210, also comprise:
The gear situation of vehicle described in step S260, perception, output real-time gear information.
In the present embodiment, described step S210 is specially: according to described real-time gear information, judge that described vehicle is current whether in neutral state, output the first judgement information.
In another embodiment, when described the first judgement information represents that described vehicle is current during in neutral state, before described step S240, also comprise:
Step S270, judge whether the duration of described vehicle in neutral state is greater than Second Threshold, produce the 3rd judgement information.
In the present embodiment, described step S240 is specially: described the first judgement information, described the second judgement information and described the 3rd judgement information are carried out to logical process, and generate final result output information according to logical process result.
In addition, in another embodiment, also comprise step S280: when described result output information is true time, by brake gear, described vehicle is carried out to brake.
It should be noted that, described embodiment of the method is corresponding with described system embodiment, therefore, and part corresponding to part reference system embodiment of not describing in detail in embodiment of the method part.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. neutral gear slides a prompt system, is applied to, in vehicle, comprising:
Gear position sensor, for the gear situation of vehicle described in perception, output real-time gear information;
The first judging unit, described the first judging unit judges that according to described real-time gear information described vehicle is current whether in neutral state, output the first judgement information;
Car speed sensor, for the speed condition of vehicle described in perception, output real-time speed information;
The second judging unit, for judging according to described real-time speed information whether the current speed of described vehicle is greater than first threshold, output the second judgement information;
It is characterized in that, also comprise:
The 3rd judging unit, current during in neutral state for represent described vehicle when described the first judgement information, judge whether the duration of described vehicle in neutral state is greater than Second Threshold, produce the 3rd judgement information;
Processing unit, described processing unit carries out logical process to described the first judgement information, described the second judgement information and described the 3rd judgement information, and generates final result output information according to logical process result;
Tip element, for generating corresponding prompting warning message according to described result output information.
2. neutral gear according to claim 1 slides prompt system, it is characterized in that, described logical process is that logical AND is processed.
3. neutral gear according to claim 2 slides prompt system, it is characterized in that, also comprises:
Brake gear, for being true time when described result output information, carries out brake to described vehicle.
4. neutral gear according to claim 3 slides prompt system, it is characterized in that, also comprises:
Record cell, for recording gear information and the velocity information of described vehicle;
Transmitting element, for being sent to remote enquiry system by global position system GPS by described gear information and described velocity information.
5. a vehicle, is characterized in that, comprises that the neutral gear as described in claim 1 to 4 any one slides prompt system.
6. neutral gear slides a reminding method, is applied to, in vehicle, comprising:
The gear situation of vehicle described in perception, output real-time gear information;
According to described real-time gear information, judge that described vehicle is current whether in neutral state, output the first judgement information;
The speed condition of vehicle described in perception, output real-time speed information;
According to described real-time speed information, judge whether the current speed of described vehicle is greater than first threshold, output the second judgement information;
It is characterized in that, also comprise:
Judge whether the duration of described vehicle in neutral state is greater than Second Threshold, produce the 3rd judgement information;
Described the first judgement information, described the second judgement information and described the 3rd judgement information are carried out to logical process, and generate final result output information according to logical process result;
According to described result output information, generate corresponding prompting warning message.
7. neutral gear according to claim 6 slides reminding method, it is characterized in that, described logical process is that logical AND is processed.
8. neutral gear according to claim 7 slides reminding method, it is characterized in that, also comprises:
When described result output information is true time, by brake gear, described vehicle is carried out to brake.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110174131.8A CN102303594B (en) | 2011-06-27 | 2011-06-27 | System and method for prompting free running at neutral position and vehicle |
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| CN201110174131.8A CN102303594B (en) | 2011-06-27 | 2011-06-27 | System and method for prompting free running at neutral position and vehicle |
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| CN102303594B true CN102303594B (en) | 2014-08-13 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104709173A (en) * | 2014-12-29 | 2015-06-17 | 广西师范大学 | Forewarning method for non-conscious vehicle sliding and system |
| JP6780814B2 (en) * | 2016-02-03 | 2020-11-04 | 株式会社テクトム | Dangerous driving judgment device |
| CN106080603A (en) * | 2016-08-18 | 2016-11-09 | 北京汽车股份有限公司 | Vehicle and vehicle slip car control method and device |
| CN106438993A (en) * | 2016-11-09 | 2017-02-22 | 盛瑞传动股份有限公司 | Method for preventing an automatic gearbox from mistakenly putting into N gear |
| CN107600071B (en) * | 2017-08-31 | 2020-05-22 | 北京新能源汽车股份有限公司 | Vehicle driving state control method and device and automobile |
| CN110303893B (en) * | 2018-03-27 | 2021-06-18 | 比亚迪股份有限公司 | Vehicle control method and device |
| CN109435919B (en) * | 2018-10-25 | 2020-05-15 | 北京汽车研究总院有限公司 | Braking system and vehicle |
| CN115195689B (en) * | 2022-07-05 | 2023-08-18 | 三一汽车制造有限公司 | Control method and device of vehicle, readable storage medium and vehicle |
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| CN1621287A (en) * | 2004-12-16 | 2005-06-01 | 季钢焰 | Automatic warning and braking device for preventing load-carrying vehicle from coasting |
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| IT1226705B (en) * | 1987-08-14 | 1991-02-05 | Zahnradfabrik Friedrichshafen | DEVICE TO SUPERVISE THE COMMAND STATUS OF A MOTOR VEHICLE UNIT. |
| JP2000255351A (en) * | 1999-03-08 | 2000-09-19 | Mazda Motor Corp | Warning device of vehicle |
| JP4385651B2 (en) * | 2003-05-28 | 2009-12-16 | いすゞ自動車株式会社 | Vehicle parking device |
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| CN1621287A (en) * | 2004-12-16 | 2005-06-01 | 季钢焰 | Automatic warning and braking device for preventing load-carrying vehicle from coasting |
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