CN103057410A - Automobile gear shifting protection method and automobile gear shifting protection device - Google Patents
Automobile gear shifting protection method and automobile gear shifting protection device Download PDFInfo
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- CN103057410A CN103057410A CN201310008519XA CN201310008519A CN103057410A CN 103057410 A CN103057410 A CN 103057410A CN 201310008519X A CN201310008519X A CN 201310008519XA CN 201310008519 A CN201310008519 A CN 201310008519A CN 103057410 A CN103057410 A CN 103057410A
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Abstract
The invention discloses an automobile gear shifting protection method and an automobile gear shifting protection device. The automobile gear shifting protection method includes that an ECU (electronic control unit) compares automobile state information which is monitored by a monitor to internal safety state information which is set in advance when an automobile is in a normal running state, and judges whether gear operation for the automobile needs to be constrained or not; and the ECU constrains the gear operation according to internal stored adjustment measures if the ECU determines that the gear operation for the automobile needs to be constrained, and the adjustment measures include blocking movement paths of a gear shifting lever from a P gear to an R gear or from an N gear to the R gear and the like. The automobile gear shifting protection method and the automobile gear shifting protection device have the advantages that gears of the automobile can be correspondingly constrained according to the relevant information of the automobile, particularly, the gears are prevented from being switched to a reverse gear mistakenly when the automobile runs forwards at a high speed, damage to gears inside a transmission is prevented, and the driving safety performance is improved.
Description
Technical field
The present invention relates to the Automotive transmission field, particularly relate to a kind of automobile gear shift guard method and device.
Background technology
The automatic catch vehicle is advancing at utmost speed when travelling, if because the chaufeur maloperation, with gear switch to reverse gear, can be to change speed gear box inner gear injury, diminish change speed gear box service life, also can reduce the safety performance of driving, easily accident.
Summary of the invention
The purpose 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 advance at utmost speed travel mistiming with gear switch to reverse gear, avoid change speed gear box inner gear injury and improve the safety performance of driving.
To achieve these goals, the invention provides a kind of automobile gear shift guard method, comprising:
Step 1 is set the safety state information of automobile gear level can free operant the time;
Step 2, the monitor vehicle state obtains car status information;
Step 3 according to car status information and safety state information contrast, judges whether vehicle needs to adopt the adjusting measure to limit gear position operation.
Alternatively, in the above-mentioned method, described safety state information comprises safety speed, and described car status information is speed information accordingly;
If the speed of a motor vehicle during greater than the safety speed set, is judged vehicle and is in the state that need to limit gear position operation; If the speed of a motor vehicle is during less than the safety speed set, but the gear normal running of vehicle.
Alternatively, in the above-mentioned method, described safety state information also comprises the vehicle brake state, and described vehicle brake state comprises that brake pedal is operated state and brake pedal releasing orientation, and described car status information also comprises the vehicle brake status information accordingly;
If vehicle brake is in the brake pedal releasing orientation and car speed surpasses safety speed, then the gear of vehicle is taked described adjusting measure; Brake pedal is operated state and car speed does not surpass safety speed if vehicle brake is in, but the then gear normal running of vehicle.
Alternatively, in the above-mentioned method, described safety speed is 5km/h.
Alternatively, in the above-mentioned method, the active path when described adjusting measure enters the R shelves or enters the R shelves from the N shelves from the P shelves for the blocking-up gear level.
The present invention also provides a kind of automobile gear shift fender guard, comprising:
Monitor is used for: the monitor vehicle state obtains car status information;
Control apparatus is used for: the gear of restriction vehicle;
ECU is used for: storage information; If judge that vehicle is in and need to carries out restriction state to gear position operation, then limit the gear of vehicle by control apparatus.
Alternatively, in the above-mentioned device, described monitor is car speed sensor and/or brake sensor.
Alternatively, in the 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 the above-mentioned device, described control apparatus comprises the locking component that is arranged on gearshift inside, and described locking component stops up or dredge the active path that gear level enters the R shelves under the effect of actuator.
Alternatively, in the above-mentioned device, it is inner that the middle part of described locking component is hinged on described gearshift, 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; Adjacent the first position-limited trough and the second position-limited trough of being provided with on the described gear level;
When described gear level was positioned at the P shelves, the other end of described locking component and described the first position-limited trough were used in conjunction with, and stop up or dredge described gear level enters the R shelves from the P shelves active path;
When described gear level was positioned at the N shelves, the other end of described locking component and described the second position-limited trough were used in conjunction with, and stop up or dredge described gear level enters the R shelves from the N shelves active path.
There is following useful technique effect at least in the present invention:
1), ECU of the present invention can compare by car status information and the safety state information to the monitor Real-Time Monitoring, judging whether needs to adopt the adjusting measure to limit gear position operation, thereby accomplish to prevent in real time that normal driving vehicle mistake from hanging reverse gear, can avoid quickly and accurately change speed gear box impaired and improve the safety performance of driving; In addition, the adjusting measure that gear is limited can be stored in ECU inside in advance, has further accelerated the speed of regulating;
2), the present invention is the purpose that active path when entering the R shelves or entering the R shelves from the N shelves from the P shelves by the blocking-up gear level reaches the restriction gear, can be so that gear restriction operation be more directly perceived, in addition, can be so that the design of operating structure be simpler;
3), one aspect of the present invention is to do contrast by the safety time of speed information and setting, judges whether and need to limit gear position operation, judgement information is simple, efficient is high; In addition, can also add again the vehicle brake status information, further increase the accuracy that the present invention judges, so that use safer relieved; Wherein safety speed is set as 5km/h, does not affect again the normal running of automobile gear level under this speed when can further ensure safety performance;
4), speed of a motor vehicle status information of the present invention and vehicle brake status information be to monitor from the car speed sensor and the brake sensor that possess with it by general automobile, reinstalls not needing, and saves cost; In addition, can also adopt the ABS system of automobile self that these two information are monitored, same so that monitoring is quicker, also reach the purpose of saving cost;
5), control apparatus structural principle of the present invention is simple, is the active path that cooperates to realize stopping up or dredging respectively stick shift by the other end of locking component with described the first position-limited trough and the second position-limited trough; Adopt above-mentioned mechanical type fit system can increase the durability of use, make things convenient for installation and maintenance; Locking component is to be hinged and connected to gearshift inside, can satisfy the narrow and small requirement in gearshift inner space; Rotating around hinge-point of locking component is to drive by electromagnetic valve in addition, and reaction quick and precisely.
Description of drawings
Fig. 1 is automobile gear shift guard method diagram of circuit of the present invention;
Fig. 2 is control apparatus part-structure schematic diagram among the present invention;
Wherein:
The 1-locking component, 2-the first position-limited trough, 3-the second position-limited trough, 4-gear level, 5-electromagnetic valve.
The specific embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention is clearer, below in conjunction with accompanying drawing specific embodiment is described in detail.
Shown in Fig. 1-2, the embodiment of the invention provides a kind of automobile gear shift guard method, comprising:
Step 1 is set the safety state information of automobile gear level can free operant the time.
Step 2, the monitor vehicle state obtains car status information.
Step 3 according to car status information and safety state information contrast, judges whether vehicle needs to adopt the adjusting measure to limit gear position operation.
The present invention can compare by car status information and the safety state information to the monitor Real-Time Monitoring, judging whether needs to adopt the adjusting measure to limit gear position operation, thereby accomplish to prevent in real time that normal driving vehicle mistake from hanging reverse gear, can avoid quickly and accurately change speed gear box impaired and improve the safety performance of driving.
In preferred embodiment of the inventive method, safety state information comprises safety speed, and car status information is speed information accordingly.If the speed of a motor vehicle during greater than the safety speed set, is judged vehicle and is in the state that need to limit gear position operation; If the speed of a motor vehicle is during less than the safety speed set, but the gear normal running of vehicle.In addition, safety state information can also comprise the vehicle brake state, can cooperate with described speed information, and the vehicle brake state comprises that brake pedal is operated state and brake pedal releasing orientation, and car status information also comprises the vehicle brake status information accordingly.Namely in above-mentioned steps three, if vehicle brake is in the brake pedal releasing orientation and car speed surpasses safety speed and then the gear of vehicle taked described adjusting measure; Brake pedal is operated state and car speed does not surpass safety speed if vehicle brake is in, but the then gear normal running of vehicle.Speed information and vehicle brake status information can adopt respective sensor to measure, and can also adopt the ABS system of automobile self that these two information are monitored, and be same so that monitoring is quicker, also reaches the purpose of saving cost;
Wherein, the active path when the adjusting measure enters the R shelves or enters the R shelves from the N shelves from the P shelves for blocking-up gear level 4 can be accomplished in several ways, and the gear level 4 in the time of for example will needing to limit gearshift by mechanical part is fixed etc.Above-mentioned adjusting measure can be so that gear restriction operation be more directly perceived, in addition, and can be so that the design of operating structure be simpler.
One aspect of the present invention is to do contrast by the safety time of speed information and setting, judges whether and need to limit gear position operation, and judgement information is simple, and efficient is high.In addition, can also add again the vehicle brake status information, further increase the accuracy that the present invention judges, so that use safer relieved.Wherein safety speed can be 5km/h, change to reverse gear during with interior vehicle forward traveling in this speed low and also be difficult for causing traffic accident to the vehicle gear box damage rate, in the performance that further ensures safety, do not affect again the normal running of automobile gear level under this speed.
In preferred embodiment of the inventive method, can also add the protection that following judgment mode for subsequent use strengthens inventing the gearshift guard method:
For example,, just judge and need to gear be limited at this moment less than for 5km/h but after monitoring brake pedal and unclamping behind the 2s in the speed of a motor vehicle, the gear of vehicle is taked described adjusting measure, thereby avoid change speed gear box inner gear injury.
Also for example, when the speed of a motor vehicle during greater than 10km/h, need to limit gear with regard to judging this moment, the gear of vehicle be taked described adjusting measure, thereby avoid change speed gear box inner gear injury.
Fig. 2 is the structural representation of control apparatus part in apparatus of the present invention; The embodiment of the invention provides a kind of automobile gear shift fender guard, comprising:
Monitor is used for: the monitor vehicle state obtains car status information.
Control apparatus is used for: the gear of restriction vehicle.
ECU is used for: the storage relevant information; If judge that vehicle is in and need to carries out restriction state to gear position operation, then limit the gear of vehicle by control apparatus.
The present invention processes the car status information of monitor Real-Time Monitoring by ECU, normally compare with the gear of the prior setting safety state information can free operant the time, and judge whether the gear of vehicle is limited, can accomplish to prevent in real time that normal driving vehicle mistake from hanging reverse gear, avoid quickly and accurately change speed gear box impaired and improve the safety performance of driving.In addition, ECU inside can the store car gear can free operant the time safety state information or to the adjusting measure of gear restriction, can further accelerate the speed of regulating.
Among the embodiment of apparatus of the present invention, monitor be car speed sensor and brake sensor or they one of them, and their speed information and vehicle brake status informations of monitoring respectively.Speed of a motor vehicle status information of the present invention and vehicle brake status information are to monitor from the car speed sensor and the brake sensor that possess with it by general automobile, not need the reinstalling saving cost.Certainly, monitor can also be automobile ABS, and automobile ABS is connected with ECU by the CAN line, and corresponding car status information comprises the speed of a motor vehicle and braking state information, and is same so that monitoring is quicker, also reaches the purpose of saving cost.
Control apparatus of the present invention can be various ways and structure, can realize that the active path that gear level 4 enters the R shelves is stopped up or dredge function to be got final product, for example, when needs limit gearshift can be by a mechanical part directly be fixed at gear level 4, the installation of mechanical part will guarantee that gear level 4 can't be mobile at the gearshift active path, when needs were removed above-mentioned restriction, the control mechanical part separated with gear level 4 and gets final product, etc.
In this example, control apparatus comprises the locking component 1 that is arranged on gearshift inside, and locking component 1 stops up or dredge the active path that gear level 4 enters the R shelves under the effect of actuator.Actuator can be hydraulic valve or electromagnetic valve 5 etc., and the preferred electromagnetic valve 5 of this example can be so that react quick and precisely.
Equally, described locking component 1 can be various ways and structure, and it is installed in the inner mode of described gearshift also can be multiple, and different mounting meanss needs corresponding also can having any different with electromagnetic valve 5 connection modes.For example, if can being an end, described locking component 1 is connected with electromagnetic valve 5, locking component 1 is promoted to move reciprocatingly towards gear level 4 directions by electromagnetic valve 5, how locking component 1 other end stops up or dredges the active path that gear level 4 enters the R shelves specifically, can with reference to the follow-up description to analog structure, not give unnecessary details 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 satisfy the narrow and small requirement in gearshift inner space.One end of locking component 1 is connected with electromagnetic valve 5, and the other end rotates around hinge-point.The adjacent other end that is provided with locking component 1 is used in conjunction with on the gear level 4 the first position-limited trough 2 and the second position-limited trough 3.
When gear level 4 was positioned at the P shelves, the other end of locking component 1 and the first position-limited trough 2 were used in conjunction with.When electromagnetic valve 5 elongation, promote locking component 1 other end and extend in the first position-limited trough 2, obstruction gear level 4 is entered the active path of R shelves from the P shelves, gear is limited.On the contrary, when electromagnetic valve 5 shrank, locking component 1 other end spun off in the first position-limited trough 2, and this moment, gear level 4 was in the dredging state from the active path that the P shelves enter the R shelves, and gear is not limited.
When gear level 4 was positioned at the N shelves, the other end of locking component 1 and the second position-limited trough 3 were used in conjunction with, and stop up or dredge gear level 4 enters the R shelves from the N shelves active path.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 the active path that cooperates to realize stopping up or dredging respectively gear level 4 by the other end of locking component 1 with the first position-limited trough 2 and the second position-limited trough 3.Adopt above-mentioned mechanical type fit system can increase the durability of use, make things convenient for installation and maintenance.
The above only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle 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 (10)
1. an automobile gear shift guard method is characterized in that, comprising:
Step 1 is set the safety state information of automobile gear level can free operant the time;
Step 2, the monitor vehicle state obtains car status information;
Step 3 according to car status information and safety state information contrast, judges whether vehicle needs to adopt the adjusting measure to limit gear position operation.
2. automobile gear shift guard method according to claim 1 is characterized in that, described safety state information comprises safety speed, and described car status information is speed information accordingly;
If the speed of a motor vehicle during greater than the safety speed set, is judged vehicle and is in the state that need to limit gear position operation; If the speed of a motor vehicle is during less than the safety speed set, but the gear normal running of vehicle.
3. automobile gear shift guard method according to claim 2, it is characterized in that, described safety state information also comprises the vehicle brake state, described vehicle brake state comprises that brake pedal is operated state and brake pedal releasing orientation, and described car status information also comprises the vehicle brake status information accordingly;
If vehicle brake is in the brake pedal releasing orientation and car speed surpasses safety speed, then the gear of vehicle is taked described adjusting measure; Brake pedal is operated state and car speed does not surpass safety speed if vehicle brake is in, but the then gear normal running of vehicle.
4. automobile gear shift guard method according to claim 2 is characterized in that, described safety speed is 5km/h.
5. automobile gear shift guard method according to claim 1 is characterized in that, the active path when described adjusting measure enters the R shelves or enters the R shelves from the N shelves from the P shelves for the blocking-up gear level.
6. an automobile gear shift fender guard is characterized in that, comprising:
Monitor is used for: the monitor vehicle state obtains car status information;
Control apparatus is used for: the gear of restriction vehicle;
ECU is used for: storage information; If judge that vehicle is in and need to carries out restriction state to gear position operation, then limit the gear of vehicle by control apparatus.
7. automobile gear shift fender guard according to claim 6 is characterized in that, described monitor is car speed sensor and/or brake sensor.
8. automobile gear shift fender guard according to claim 6 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.
9. automobile gear shift fender guard according to claim 6; it is characterized in that; described control apparatus comprises the locking component (1) that is arranged on gearshift inside, and described locking component (1) stops up or dredge the active path that gear level (4) enters the R shelves under the effect of actuator.
10. automobile gear shift fender guard according to claim 9 is characterized in that, it is inner that the middle part of described locking component (1) is hinged on described gearshift, 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; Upper adjacent the first position-limited trough (2) and the second position-limited trough (3) of being provided with of described gear level (4);
When described gear level (4) was positioned at the P shelves, the other end of described locking component (1) and described the first position-limited trough (2) were used in conjunction with, and stop up or dredge described gear level (4) enters the R shelves from the P shelves active path;
When described gear level (4) was positioned at the N shelves, the other end of described locking component (1) and described the second position-limited trough (3) were used in conjunction with, and stop up or dredge described gear level (4) enters the R shelves from the N shelves active path.
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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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| CN201310008519.XA CN103057410B (en) | 2013-01-09 | 2013-01-09 | A kind of automobile gear shift guard method and device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104265873A (en) * | 2014-09-28 | 2015-01-07 | 安徽江淮汽车股份有限公司 | Automatic shifter |
| CN105909784A (en) * | 2015-02-25 | 2016-08-31 | 庆昌产业株式会社 | Kyung Chang Ind Co Ltd |
| CN106015552A (en) * | 2016-08-11 | 2016-10-12 | 安徽江淮汽车股份有限公司 | Automatic catch control mechanism assembly with two-way unlocking electromagnetic valve |
| CN108278361A (en) * | 2017-01-06 | 2018-07-13 | 无人驾驶方案株式会社 | Change control system and its operation method for automatic driving vehicle |
| CN108571587A (en) * | 2018-06-28 | 2018-09-25 | 奇瑞汽车股份有限公司 | A kind of 6MT shift control mechanisms 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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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104265873A (en) * | 2014-09-28 | 2015-01-07 | 安徽江淮汽车股份有限公司 | Automatic shifter |
| CN105909784A (en) * | 2015-02-25 | 2016-08-31 | 庆昌产业株式会社 | Kyung Chang Ind Co Ltd |
| CN106015552A (en) * | 2016-08-11 | 2016-10-12 | 安徽江淮汽车股份有限公司 | Automatic catch control mechanism assembly with two-way unlocking electromagnetic valve |
| 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 |
| CN108278361A (en) * | 2017-01-06 | 2018-07-13 | 无人驾驶方案株式会社 | Change control system and its operation method for automatic driving vehicle |
| CN108571587A (en) * | 2018-06-28 | 2018-09-25 | 奇瑞汽车股份有限公司 | A kind of 6MT shift control mechanisms with anti-theft locking function |
| 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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| CN103057410B (en) | 2015-12-09 |
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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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