CN103057410B - A kind of automobile gear shift guard method and device - Google Patents
A kind of automobile gear shift guard method and device Download PDFInfo
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- CN103057410B CN103057410B CN201310008519.XA CN201310008519A CN103057410B CN 103057410 B CN103057410 B CN 103057410B CN 201310008519 A CN201310008519 A CN 201310008519A CN 103057410 B CN103057410 B CN 103057410B
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Abstract
The invention discloses a kind of automobile gear shift guard method and device, under normal vehicle operation state, wherein ECU contrasts according to the car status information of monitor monitors and the safety state information setting its inside in advance, judges that vehicle is the need of the operation of restriction gear; If judge that vehicle is in need to carry out restriction state to gear operation, ECU then limits gear operation according to the regulation measure of storage inside, such as, block the active path etc. when gear level enters R gear from P gear or enters R gear from N gear; The present invention can limit the gear of vehicle accordingly according to vehicle-related information, particularly prevents from travelling mistiming and being switched to by gear and reversing gear advancing at utmost speed, and avoids causing damage to change speed gear box inner gear and improving the safety performance driven.
Description
Technical field
The present invention relates to Automotive transmission field, particularly relate to a kind of automobile gear shift guard method and device.
Background technology
Automatic catch vehicle advance at utmost speed travel time, if due to chaufeur maloperation, gear is switched to and reverses gear, damage can be caused to change speed gear box inner gear, damage change speed gear box service life, also can reduce the safety performance of driving, easily traffic accident occur.
Summary of the invention
The object of this invention is to provide a kind of automobile gear shift guard method and device; accordingly the gear of vehicle is limited according to vehicle-related information; prevent from travelling mistiming and gear is switched to reverses gear advancing at utmost speed, avoid causing damage to change speed gear box inner gear and improving the safety performance driven.
To achieve these goals, the invention provides a kind of automobile gear shift guard method, comprising:
Step one, setting vehicle gear can free operant time safety state information;
Step 2, monitor vehicle state, obtains car status information;
Step 3, contrasts according to car status information and safety state information, judges vehicle the need of employing regulation measure to limit gear operation.
Alternatively, in above-mentioned method, described safety state information comprises safety speed, and described car status information is speed information accordingly;
If when the speed of a motor vehicle is greater than the safety speed of setting, judging that vehicle is in needs to operate to gear the state limited; If when the speed of a motor vehicle is less than the safety speed of setting, the gear of vehicle can normal running.
Alternatively, in above-mentioned method, described safety state information also comprises vehicle brake state, and described vehicle brake state comprises brake pedal and is operated state and brake pedal releasing orientation, and described car status information also comprises vehicle brake status information accordingly;
If vehicle brake is in brake pedal releasing orientation and car speed exceedes safety speed, then described regulation measure is taked to the gear of vehicle; If vehicle brake is in brake pedal and is operated state and car speed does not exceed safety speed, then the gear of vehicle can normal running.
Alternatively, in above-mentioned method, described safety speed is 5km/h.
Alternatively, in above-mentioned method, described regulation measure is block active path when gear level enters R gear from P gear or enters R gear from N gear.
The present invention also provides a kind of automobile gear shift fender guard, comprising:
Monitor, for: monitor vehicle state, obtains car status information;
Control apparatus, for: the gear of restriction vehicle;
ECU, for: store information; If judge that vehicle is in need to carry out restriction state to gear operation, then limited the gear of vehicle by control apparatus.
Alternatively, in above-mentioned device, described monitor is car speed sensor and/or brake sensor.
Alternatively, in above-mentioned device, described monitor is automobile ABS, and corresponding car status information comprises the speed of a motor vehicle and braking state information.
Alternatively, in above-mentioned device, described control apparatus comprises the locking component being arranged on gearshift inside, and described locking component blocks or dredge the active path that gear level enters R gear under the effect of actuator.
Alternatively, in above-mentioned device, the middle part of described locking component is hinged on described gearshift inside, and described actuator is electromagnetic valve; One end of described locking component is connected with described electromagnetic valve, and the other end rotates around hinge-point; Described gear level is disposed adjacent the first position-limited trough and the second position-limited trough;
When described gear level is positioned at P gear, the other end of described locking component and described first position-limited trough with the use of, block or dredge described gear level and enter from P gear the active path that R keeps off;
When described gear level is positioned at N gear, the other end of described locking component and described second position-limited trough with the use of, block or dredge described gear level and enter from N gear the active path that R keeps off.
At least there is following Advantageous Effects in the present invention:
1), ECU of the present invention can by comparing the car status information of monitor Real-Time Monitoring and safety state information, judge whether to need to adopt regulation measure to limit gear operation, thus accomplish to prevent in real time normal driving vehicle by mistake extension reverse gear, change speed gear box can be avoided quickly and accurately impaired and improve the safety performance driven; In addition, ECU inside can be stored in advance to the regulation measure of gear restriction, accelerate the speed of adjustment further;
2), the active path of the present invention when being by blocking gear level and entering R gear from P gear or enter R gear from N gear reach the object of restriction gear, gear can be made to limit operation more directly perceived, in addition, the design of operating structure can be made simpler;
3), one aspect of the present invention contrasts by the safety time of speed information and setting, and judging whether needs to limit gear operation, and judge that information simply, efficiency is high; In addition, vehicle brake status information can also be added again, increase the accuracy that the present invention judges further, make use safer relieved; Wherein safety speed is set as 5km/h, does not affect again the normal running of vehicle gear under this speed while the performance that can ensure safety further;
4), speed of a motor vehicle status information of the present invention and vehicle brake status information monitored from the car speed sensor possessed with it and brake sensor by general automobile, not need to reinstall, cost-saving; In addition, the ABS system of automobile self can also be adopted to monitor these two information, make monitoring quicker equally, also reach cost-saving object;
5), control apparatus structural principle of the present invention is simple, is coordinate with described first position-limited trough and the second position-limited trough the active path realizing blocking or dredge stick shift respectively by the other end of locking component; Adopt above-mentioned mechanical type fit system can increase the durability of use, facilitate installation and maintenance; Locking component is hinged and connected to gearshift inside, can meet the requirement that gearshift inner space is narrow and small; Rotating around hinge-point of locking component is driven by electromagnetic valve in addition, and reaction quick and precisely.
Accompanying drawing explanation
Fig. 1 is automobile gear shift guard method diagram of circuit of the present invention;
Fig. 2 is control apparatus part-structure schematic diagram in the present invention;
Wherein:
1-locking component, 2-first position-limited trough, 3-second position-limited trough, 4-gear level, 5-electromagnetic valve.
Detailed description of the invention
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with accompanying drawing, specific embodiment is described in detail.
As shown in Figure 1-2, embodiments provide a kind of automobile gear shift guard method, comprising:
Step one, setting vehicle gear can free operant time safety state information.
Step 2, monitor vehicle state, obtains car status information.
Step 3, contrasts according to car status information and safety state information, judges vehicle the need of employing regulation measure to limit gear operation.
The present invention can by comparing the car status information of monitor Real-Time Monitoring and safety state information, judge whether to need to adopt regulation measure to limit gear operation, thus accomplish to prevent in real time normal driving vehicle by mistake extension reverse gear, change speed gear box can be avoided quickly and accurately impaired and improve the safety performance driven.
In the inventive method preferred embodiment, safety state information comprises safety speed, and car status information is speed information accordingly.If when the speed of a motor vehicle is greater than the safety speed of setting, judging that vehicle is in needs to operate to gear the state limited; If when the speed of a motor vehicle is less than the safety speed of setting, the gear of vehicle can normal running.In addition, safety state information can also comprise vehicle brake state, can coordinate with described speed information, and vehicle brake state comprises brake pedal and is operated state and brake pedal releasing orientation, and car status information also comprises vehicle brake status information accordingly.Namely in above-mentioned steps three, if vehicle brake be in brake pedal releasing orientation and car speed exceed safety speed and, described regulation measure is taked to the gear of vehicle; If vehicle brake is in brake pedal and is operated state and car speed does not exceed safety speed, then the gear of vehicle can normal running.Speed information and vehicle brake status information can adopt respective sensor to measure, and the ABS system of automobile self can also be adopted to monitor these two information, make monitoring quicker equally, also reach cost-saving object;
Wherein, regulation measure is block active path when gear level 4 enters R gear from P gear or enters R gear from N gear, can be accomplished in several ways, such as, be fixed etc. by the gear level 4 when needing restriction gearshift by mechanical part.It is more directly perceived that above-mentioned regulation measure can make gear limit operation, in addition, the design of operating structure can be made simpler.
One aspect of the present invention is contrasted by the safety time of speed information and setting, and judging whether needs to limit gear operation, and judge that information is simple, efficiency is high.In addition, vehicle brake status information can also be added again, increase the accuracy that the present invention judges further, make use safer relieved.Wherein safety speed can be 5km/h, change to during vehicle forward state within this speed and reverse gear low to vehicle gear box damage rate and also not easily cause traffic accident, while the performance that ensures safety further, do not affect again the normal running of vehicle gear under this speed.
In the inventive method preferred embodiment, the protection that following judgment mode for subsequent use strengthens inventing gearshift guard method can also be added:
Such as, the speed of a motor vehicle be less than for 5km/h but monitor brake pedal unclamp after after 2s, just judgement now needs to limit gear, takes described regulation measure, thus avoid causing damage to change speed gear box inner gear to the gear of vehicle.
Also such as, when the speed of a motor vehicle is greater than 10km/h, now needs to limit gear with regard to judging, described regulation measure being taked to the gear of vehicle, thus avoids causing damage to change speed gear box inner gear.
Fig. 2 is the structural representation of control apparatus part in apparatus of the present invention; Embodiments provide a kind of automobile gear shift fender guard, comprising:
Monitor, for: monitor vehicle state, obtains car status information.
Control apparatus, for: the gear of restriction vehicle.
ECU, for: store relevant information; If judge that vehicle is in need to carry out restriction state to gear operation, then limited the gear of vehicle by control apparatus.
The present invention is processed the car status information of monitor Real-Time Monitoring by ECU, normally with the gear set in advance can free operant time safety state information contrast, and judge whether to limit the gear of vehicle, can accomplish to prevent in real time normal driving vehicle by mistake extension reverse gear, avoid change speed gear box impaired and improve the safety performance driven quickly and accurately.In addition, ECU inner can store car gear can free operant time safety state information or regulation measure to gear restriction, the speed of adjustment can be accelerated further.
In an embodiment of apparatus of the present invention, monitor is car speed sensor and brake sensor or they one of them, and their speed informations of monitoring respectively and vehicle brake status information.Speed of a motor vehicle status information of the present invention and vehicle brake status information are monitored from the car speed sensor possessed with it and brake sensor by general automobile, not need to reinstall, cost-saving.Certainly, monitor can also be automobile ABS, and automobile ABS is connected with ECU by CAN line, and corresponding car status information comprises the speed of a motor vehicle and braking state information, makes monitoring quicker equally, also reaches cost-saving object.
Control apparatus of the present invention can be various ways and structure, the active path that can realize entering gear level 4 R gear blocks or dredges function, such as, when needs limit gearshift can be by a mechanical part directly be fixed at gear level 4, the installation of mechanical part will ensure that gear level 4 cannot move on gearshift active path, when above-mentioned restriction removed by needs, control mechanical part and be separated with gear level 4, etc.
In this example, control apparatus comprises the locking component 1 being arranged on gearshift inside, and locking component 1 blocks or dredge the active path that gear level 4 enters R gear under the effect of actuator.Actuator can be hydraulic valve or electromagnetic valve 5 etc., and this example is electromagnetic valve 5 preferably, can make reaction quick and precisely.
Equally, described locking component 1 can be various ways and structure, and it is arranged on described gearshift internal type also can be multiple, and different mounting meanss needs corresponding also having any different with electromagnetic valve 5 connection mode.Such as, described locking component 1 is connected with electromagnetic valve 5 if can be one end, locking component 1 is promoted to move reciprocatingly towards gear level 4 direction by electromagnetic valve 5, how locking component 1 other end blocks or dredges the active path that gear level 4 enters R gear specifically, with reference to the follow-up description to analog structure, can not repeat herein.
In this example, locking component 1 is set to the structure of similar lever, and the middle part of locking component 1 is hinged on gearshift inside, can meet the requirement that gearshift inner space is narrow and small.One end of locking component 1 is connected with electromagnetic valve 5, and the other end rotates around hinge-point.Gear level 4 is disposed adjacent with the other end of locking component 1 with the use of the first position-limited trough 2 and the second position-limited trough 3.
When gear level 4 is positioned at P gear, the other end of locking component 1 and the first position-limited trough 2 with the use of.When electromagnetic valve 5 extends, promote locking component 1 other end and extend in the first position-limited trough 2, blocking gear level 4 is entered the active path of R gear from P gear, gear is limited.On the contrary, when electromagnetic valve 5 shrinks, locking component 1 other end spins off in the first position-limited trough 2, and the active path that now gear level 4 enters R gear from P gear is in dredging state, and gear is not limited.
When gear level 4 is positioned at N gear, the other end of locking component 1 and the second position-limited trough 3 with the use of, block or dredge gear level 4 and enter from N gear the active path that R keeps off.Concrete fit system is identical with the fit system of above-mentioned locking component 1 and the first position-limited trough 2.
Control apparatus structural principle of the present invention is simple, is coordinate with the first position-limited trough 2 and the second position-limited trough 3 active path realizing blocking or dredge gear level 4 respectively by the other end of locking component 1.Adopt above-mentioned mechanical type fit system can increase the durability of use, facilitate installation and maintenance.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1. an automobile gear shift guard method, is characterized in that, comprising:
Step one, setting vehicle gear can free operant time safety state information;
Step 2, monitor vehicle state, obtains car status information;
Step 3, contrasts according to car status information and safety state information, judges vehicle the need of employing regulation measure to limit gear operation;
Wherein, described safety state information comprises safety speed, and described car status information is speed information accordingly;
If when the speed of a motor vehicle is greater than the safety speed of setting, judging that vehicle is in needs to operate to gear the state limited; If when the speed of a motor vehicle is less than the safety speed of setting, the gear of vehicle can normal running;
Described safety state information also comprises vehicle brake state, and described vehicle brake state comprises brake pedal and is operated state and brake pedal releasing orientation, and described car status information also comprises vehicle brake status information accordingly;
If vehicle brake is in brake pedal releasing orientation and car speed exceedes safety speed, then described regulation measure is taked to the gear of vehicle; If vehicle brake is in brake pedal and is operated state and car speed does not exceed safety speed, then the gear of vehicle can normal running.
2. automobile gear shift guard method according to claim 1, is characterized in that, described safety speed is 5km/h.
3. automobile gear shift guard method according to claim 1, is characterized in that, described regulation measure is block active path when gear level enters R gear from P gear or enters R gear from N gear.
4. an automobile gear shift fender guard, is characterized in that, comprising:
Monitor, for: monitor vehicle state, obtains car status information;
Control apparatus, for: the gear of restriction vehicle;
ECU, for: store information; If judge that vehicle is in need to carry out restriction state to gear operation, then limited the gear of vehicle by control apparatus;
Described control apparatus comprises the locking component (1) being arranged on gearshift inside, and described locking component (1) blocks or dredge the active path that gear level (4) enters R gear under the effect of actuator;
The middle part of described locking component (1) is hinged on described gearshift inside, and described actuator is electromagnetic valve (5); One end of described locking component (1) is connected with described electromagnetic valve (5), and the other end rotates around hinge-point; Described gear level (4) is disposed adjacent the first position-limited trough (2) and the second position-limited trough (3);
When described gear level (4) is positioned at P gear, the other end of described locking component (1) and described first position-limited trough (2) with the use of, block or dredge described gear level (4) enters R gear active path from P gear;
When described gear level (4) is positioned at N gear, the other end of described locking component (1) and described second position-limited trough (3) with the use of, block or dredge described gear level (4) enters R gear active path from N gear.
5. automobile gear shift fender guard according to claim 4, is characterized in that, described monitor is car speed sensor and/or brake sensor.
6. automobile gear shift fender guard according to claim 4, is characterized in that, described monitor is automobile ABS, and corresponding car status information comprises the speed of a motor vehicle and braking state information.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310008519.XA CN103057410B (en) | 2013-01-09 | 2013-01-09 | A kind of automobile gear shift guard method and device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310008519.XA CN103057410B (en) | 2013-01-09 | 2013-01-09 | A kind of automobile gear shift guard method and device |
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| CN103057410A CN103057410A (en) | 2013-04-24 |
| CN103057410B true CN103057410B (en) | 2015-12-09 |
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| CN201310008519.XA Active CN103057410B (en) | 2013-01-09 | 2013-01-09 | A kind of automobile gear shift guard method and device |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104265873A (en) * | 2014-09-28 | 2015-01-07 | 安徽江淮汽车股份有限公司 | Automatic shifter |
| KR101730029B1 (en) * | 2015-02-25 | 2017-05-11 | 경창산업주식회사 | Shift control apparatus of manual transmission |
| CN106015552B (en) * | 2016-08-11 | 2018-07-13 | 安徽江淮汽车集团股份有限公司 | A kind of automatic catch control mechanism assembly with Bidirectional unlocking solenoid valve |
| KR101910827B1 (en) * | 2017-01-06 | 2018-10-24 | (주)언맨드솔루션 | Transmission control system for autonomous vehicle and operating method thereof |
| CN108571587B (en) * | 2018-06-28 | 2021-08-31 | 奇瑞汽车股份有限公司 | 6MT gear shifting control mechanism with anti-theft locking function |
| CN109185451A (en) * | 2018-09-21 | 2019-01-11 | 奇瑞汽车股份有限公司 | A kind of automatic catch gearshift P gear protection structure and automobile |
| CN116816926A (en) * | 2023-06-30 | 2023-09-29 | 上汽通用汽车有限公司 | Gear shifting method, device, equipment and computer readable storage medium for electric vehicle |
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| DE102005033510B4 (en) * | 2005-07-14 | 2012-03-22 | Zf Friedrichshafen Ag | Actuation device with shift lock |
| DE102007024030B4 (en) * | 2007-05-22 | 2011-01-05 | Zf Friedrichshafen Ag | Actuation device with locking device |
| DE102007038495A1 (en) * | 2007-08-14 | 2009-02-19 | Zf Friedrichshafen Ag | Actuation device with shift carriage lock |
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| CN1920350A (en) * | 2005-08-26 | 2007-02-28 | 通用汽车环球科技运作公司 | Reverse and park inhibitor apparatus in a transmission control mechanism |
| CN102797838A (en) * | 2011-05-27 | 2012-11-28 | 通用汽车环球科技运作有限责任公司 | Manual transmission clutch protection apparatus |
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Effective date of registration: 20190401 Address after: 317000 east gate of Taizhou City, Zhejiang Province Co-patentee after: Zhejiang Geely Holding Group Co., Ltd. Patentee after: Zhejiang Geely Automobile Research Institute Co., Ltd. Address before: 311228 No. 206 Farmer's Second House in Linjiang Industrial Park, Xiaoshan District, Hangzhou City, Zhejiang Province Co-patentee before: Zhejiang Geely Automobile Research Institute Co., Ltd. Patentee before: Hangzhou Branch, Zhejiang Geely Automobile Research Institute Co., Ltd. Co-patentee before: Zhejiang Geely Holding Group Co., Ltd. |
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