CN104228796A - Electronic parking control method and system - Google Patents
Electronic parking control method and system Download PDFInfo
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- CN104228796A CN104228796A CN201410509485.7A CN201410509485A CN104228796A CN 104228796 A CN104228796 A CN 104228796A CN 201410509485 A CN201410509485 A CN 201410509485A CN 104228796 A CN104228796 A CN 104228796A
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Abstract
The invention provides an electronic parking control method and system. The electronic parking control method comprises the following steps: 101, starting an electronic parking system; 102, judging whether a vehicle stays at a starting state or not; executing the step 103 when the vehicle stays at the starting state; executing the step 107 when the vehicle does not stay at the starting state; 103, judging whether the vehicle speed is greater than 0km/h; executing the step 104 when the vehicle speed is greater than 0km/h; executing the step 105 when the vehicle speed is less than or equal to 0km/h; 104, unlocking the electronic parking system; 105, judging whether the vehicle stays at a brake state or not; executing the step 104 when the vehicle stays at the brake state; executing the step 106 when the vehicle does not stay at the brake state; 106, judging whether the vehicle is located on a slope or stays at a low-speed running state; executing the step 104 when the vehicle is located on the slope or stays at the low-speed running state; 107, locking the electronic parking system. By adopting the electronic parking control method provided by the embodiment of the invention, the process that a shift lever is pushed into or unplugged from a gear P by a driver can be avoided, and the teeth fighting and damage problem of a parking gear can be avoided.
Description
Technical field
The present invention relates to automobile technical field, particularly a kind of control method of electronic parking and system.
Background technology
Automatic catch vehicle is typically provided with parking gear.The parking gear of automatic catch vehicle, keeps off referred to as P.P gear is divided into mechanical parking and electronic parking two kinds, and at present, electronic parking is applied in top-of-the-range version more.
The electronic parking of automatic catch vehicle of the prior art is connected with gear level by motor drive mechanism, and when P gear transferred to by gear level, motor drive mechanism controls parking arm and transfers to from parking gear.Gear level is dragged on P gear, and motor drive mechanism controls parking arm and drags in parking gear, and stuck parking gear, by parking gear locking, thus avoids vehicle to move.
See Fig. 1, be the control logic figure of automatic catch vehicle electronic parking system of the prior art.Wherein, need to detect that gear level is at initial position, and, need to judge that whether shift lever position is at P gear, when parking system judges that the speed of a motor vehicle is zero time, just by parking lock.But, when automatic catch vehicle is at low speed driving, such as, run into red light in driving process, or vehicle travel on the road of slope time, chaufeur needs gear level to be dialled in P gear, electronic parking system could by electronic parking locking, chaufeur is in process gear level being dialled in P gear, often the speed of a motor vehicle is non-vanishing, because gear level is dialled in P gear by chaufeur, therefore electronic parking system is by parking lock, and in fact vehicle is still in the state continuing to travel, be easy to cause parking gear to beat tooth even damage, thus cause change-speed box internal part to damage.
Summary of the invention
In view of this, the present invention is intended to the control method and the system that propose a kind of electronic parking, occurs to solve automatic catch automobile of the prior art the problem that parking gear is beaten tooth and even damaged.
For achieving the above object, technical scheme of the present invention is achieved in that
A control method for electronic parking, comprises the following steps:
101, unlocking electronic parking system;
102, judge that vehicle is in starting state; When vehicle is in starting state, perform 103; When vehicle is not in starting state, perform 107;
103, judge that the speed of a motor vehicle is greater than 0km/h; When the speed of a motor vehicle is greater than 0km/h, perform 104; When the speed of a motor vehicle is less than or equal to 0km/h, perform 105;
104, electronic parking system unlocks;
105, judge that vehicle is in braking state; When vehicle is in braking state, perform 104; When vehicle is not in braking state, perform 106;
106, judge that vehicle is in slope road or low-speed running state; When vehicle is in slope road or low-speed running state, perform 104;
107, electronic parking system locking.
Further, when vehicle is not in starting state, further comprising the steps of:
201, judge that vehicle is in power-up state; When vehicle is in power-up state, perform 202; When vehicle is in non-power-up state, perform 107;
202, chaufeur compulsive unlocking is judged; When chaufeur compulsive unlocking, perform 104; When the non-compulsive unlocking of chaufeur, perform 107.
Further, when vehicle is in non-power-up state, also step 301 is comprised;
301, judge that anti-theft system activates; When anti-theft system activates, perform 202, when anti-theft system un-activation, perform 107.
Implement a control system for the control method of above-mentioned electronic parking, this system comprises: electronic control unit, for controlling the control system of described parking and providing power supply;
Open unit, for opening described electronic parking system;
Judging unit, judges for the starting state to vehicle, the speed of a motor vehicle, motoring condition;
Separate lock unit, for described electronic parking system being unlocked;
Locking unit, for by described electronic parking system locking;
Described unlatching unit, judging unit, solution lock unit, locking unit are all electrically connected with described electronic control unit.
Wherein, described judging unit comprises:
First judge module, for judging vehicle launch state;
Second judge module, for judging the speed of a motor vehicle;
3rd judge module, for judging vehicle brake state;
4th judge module, for judging vehicle running state.
Preferably, the first judge module, the second judge module, the 3rd judge module and the 3rd judge module are sensor.
Preferably, described judging unit also comprises the 5th judge module, the 6th judge module that are electrically connected with described electronic control unit, and described 5th judge module is for judging the power-up state of described vehicle; Described 5th control module is engine controller; Described 6th judge module is for judging chaufeur compulsive unlocking.
Wherein, described judging unit also comprises the 7th judge module be electrically connected with described electronic control unit, for judging the anti-theft system state of activation of described vehicle; Described 7th control module is car body controller.
Further, described electronic control unit is gearbox controller.
Preferably, described control system, also comprises the gauge panel and adapter that are electrically connected with described gearbox controller.
Relative to prior art, the control method of electronic parking of the present invention and system have following advantage:
In the control method of a kind of electronic parking that the embodiment of the present invention provides and system, after opening parking system, judge whether vehicle is in starting state, when vehicle is not in starting state, electronic parking system locking, without the need to whether detecting gear level at initial position, because this simplify rate-determining steps; When judging that vehicle is in starting state, continue again to judge whether the speed of a motor vehicle of vehicle is greater than zero, when the speed of a motor vehicle is greater than zero, vehicle is described still in traveling, then electronic parking system unlocks, and when the speed of a motor vehicle is not more than zero, continues to judge whether vehicle is in braking state, if vehicle is not in braking state, electronic parking system locking; If vehicle is in braking state, represents chaufeur and control vehicle in car, electronic parking system unlocks, so that chaufeur continues to control the speed of a motor vehicle.During owing to adopting the control method of the electronic parking that provides of the embodiment of the present invention, without the need to judging whether gear level keeps off at P, that is whether be in by means of only what judge the speed of a motor vehicle of vehicle and vehicle locking or the unblock that braking state just can realize control electronic parking, therefore, avoid the process that gear level is dragged on or transferred to P to keep off by chaufeur, thus avoid occurring causing parking gear and beat the problem that tooth even damages, and then change-speed box internal part is avoided to damage.
Accompanying drawing explanation
The accompanying drawing forming a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the control logic figure of a kind of automatic catch vehicle electronic parking system of the prior art;
The logical diagram of the control method of a kind of electronic parking that Fig. 2 provides for the embodiment of the present invention;
The logical diagram of the control method of the another kind of electronic parking that Fig. 3 provides for the embodiment of the present invention;
The logical diagram of the control method of another electronic parking that Fig. 4 provides for the embodiment of the present invention;
The block scheme of the system of the control method of a kind of electronic parking of enforcement that Fig. 5 provides for the embodiment of the present invention;
The block scheme of the judging unit that Fig. 6 provides for the embodiment of the present invention.
Description of reference numerals:
51-electronic control unit; 52-opens unit; 53-judging unit; 54-separates lock unit; 55-locking unit; 56-gauge panel; 57-adapter;
531-first judge module; 532-second judge module; 533-the 3rd judge module; 534-the 4th judge module; 535-the 5th judge module; 536-the 6th judge module; 537-the 7th judge module.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.
Term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, except as otherwise noted, the implication of " multiple " is two or more.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, particular case above-mentioned term concrete meaning in the present invention can be understood.
Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
See Fig. 2, embodiments provide a kind of control method of electronic parking, the method comprises the following steps:
101, unlocking electronic parking system;
102, judge that vehicle is in starting state; When vehicle is in starting state, perform 103; When vehicle is not in starting state, perform 107;
103, judge that the speed of a motor vehicle is greater than 0km/h; When the speed of a motor vehicle is greater than 0km/h, perform 104; When the speed of a motor vehicle is less than or equal to 0km/h, perform 105;
104, electronic parking system unlocks;
105, judge that vehicle is in braking state; When vehicle is in braking state, perform 104; When vehicle is not in braking state, perform 106;
106, judge that vehicle is in slope road or low-speed running state; When vehicle is in slope road or low-speed running state, perform 104;
107, electronic parking system locking.
The embodiment of the present invention provides in a kind of control method of electronic parking, after opening parking system, judges whether vehicle is in starting state, when vehicle is not in starting state, electronic parking system locking, without the need to whether detecting gear level at initial position, because this simplify rate-determining steps; When judging that vehicle is in starting state, continue again to judge whether the speed of a motor vehicle of vehicle is greater than zero, when the speed of a motor vehicle is greater than zero, vehicle is described still in traveling, then electronic parking system unlocks, and when the speed of a motor vehicle is not more than zero, continues to judge whether vehicle is in braking state, if vehicle is not in braking state, electronic parking system locking; If vehicle is in braking state, represents chaufeur and control vehicle in car, electronic parking system unlocks, so that chaufeur continues to control the speed of a motor vehicle.During owing to adopting the control method of the electronic parking that provides of the embodiment of the present invention, without the need to judging whether gear level keeps off at P, that is whether be in by means of only what judge the speed of a motor vehicle of vehicle and vehicle locking or the unblock that braking state just can realize control electronic parking, therefore, avoid the process that gear level is dragged on or transferred to P to keep off by chaufeur, thus avoid occurring causing parking gear and beat the problem that tooth even damages, and then change-speed box internal part is avoided to damage.
In addition, adopt the control method of electronic parking that the embodiment of the present invention provides, owing to not needing chaufeur gear level dialled in or transfer to P to keep off, therefore, P gear can be cancelled on the gear of gear level, thus decrease the gear on gear level, and simplify the structure of gear level.
Further, when vehicle is in braking state, represent chaufeur and control vehicle in operator's compartment, therefore, electronic parking system is in released state, the step avoiding chaufeur M/C to make electronic parking system unlocking, so that vehicle enters motoring condition rapidly, successfully, when driver's operation vehicle can also be avoided to make the speed of a motor vehicle be greater than zero, electronic parking system does not unlock and causes parking gear and beats tooth and even damage.
See Fig. 3, in above-described embodiment, when vehicle is not in starting state, can also comprise the following steps:
201, judge that vehicle is in power-up state; When vehicle is in power-up state, perform 202; When vehicle is in non-power-up state, perform 107;
202, chaufeur compulsive unlocking is judged; When chaufeur compulsive unlocking, perform 104; When the non-compulsive unlocking of chaufeur, perform 107.
When vehicle is in power-up state, namely the electric system of vehicle is in opening, and likely chaufeur is in car, or chaufeur at outside vehicle nearby, therefore, continue to judge chaufeur whether compulsive unlocking, if chaufeur compulsive unlocking, representing chaufeur will manipulate vehicle, such as, the operations such as steering vehicle, now, electronic parking system unlocks.When judging the non-compulsive unlocking of chaufeur, representing chaufeur does not have the requirement continuing to travel to vehicle, and therefore, electronic parking system locking, to ensure that vehicle is in parked state always, thus ensures the safety of vehicle.
See Fig. 4, in above-described embodiment, when vehicle is in non-power-up state, step 301 can also be comprised;
301, judge that anti-theft system activates; When anti-theft system activates, perform 202, when anti-theft system un-activation, perform 107.
For improving the safety of vehicle further, when vehicle is in non-power-up state, namely the electric system of vehicle is in closed condition, likely chaufeur is not in car, or chaufeur at outside vehicle remotely, therefore, continue to judge whether Vehicle Anti-Theft System is in state of activation, when anti-theft system is in state of activation, illustrate that chaufeur is at du vehicule, continue to judge chaufeur whether compulsive unlocking, if chaufeur compulsive unlocking, to manipulate vehicle, now, electronic parking system unlocks.When judging the non-compulsive unlocking of chaufeur, representing chaufeur does not have the requirement continuing to travel to vehicle, and therefore, electronic parking system locking, to ensure that vehicle is in parked state always, thus ensures the safety of vehicle; When anti-theft system is in unactivated state, chaufeur is described not at du vehicule, electronic parking system locking, to avoid vehicle, stolen risk of robbing occurs.
See Fig. 5 and Fig. 6, the embodiment of the present invention additionally provides a kind of control system implementing the control method of above-mentioned electronic parking, and this system comprises: electronic control unit 51, for controlling the control system of described parking and providing power supply;
Open unit 52, for opening described electronic parking system;
Judging unit 53, judges for the starting state to vehicle, the speed of a motor vehicle, motoring condition;
Separate lock unit 54, for described electronic parking system being unlocked;
Locking unit 55, for by described electronic parking system locking;
Described unlatching unit 52, judging unit 53, solution lock unit 54, locking unit 55 are all electrically connected with described electronic control unit 51.
In the control system of the control method of the above-mentioned electronic parking of the enforcement that the embodiment of the present invention provides, after opening unit 51 unlocking electronic parking system, judging unit 53 judges whether vehicle is in starting state, when vehicle is not in starting state, locking unit 55 is by electronic parking system locking, whether gear level is detected at initial position, because this simplify the parts in control system without the need to detecting device; When judging unit 53 judges that vehicle is in starting state, judging unit 53 continues to judge whether the speed of a motor vehicle of vehicle is greater than zero again, when the speed of a motor vehicle is greater than zero, vehicle is described still in traveling, then separate lock unit 54 electronic parking system is unlocked, and when the speed of a motor vehicle is not more than zero, judging unit 53 continues to judge whether vehicle is in braking state, if vehicle is not in braking state, locking unit 55 is by electronic parking system locking; If vehicle is in braking state, represents chaufeur and control vehicle in car, separate lock unit 54 and electronic parking system is unlocked, so that chaufeur continues to control the speed of a motor vehicle.
When the electronic parking control system provided owing to adopting the embodiment of the present invention controls vehicle, without the need to judging whether gear level keeps off at P, that is judge whether the speed of a motor vehicle of vehicle and vehicle are in locking or the unblock that braking state just can realize controlling electronic parking by means of only judging unit 53, therefore, avoid the process that gear level is dragged on or transferred to P to keep off by chaufeur, thus avoid occurring the problem that parking gear is beaten tooth and even damaged, and then change-speed box internal part is avoided to damage.
In above-mentioned control system, judging unit 53 can comprise: the first judge module 531, for judging vehicle launch state; Second judge module 532, for judging the speed of a motor vehicle; 3rd judge module 533, for judging vehicle brake state; 4th judge module 534, for judging vehicle running state, the difference of judging unit 53 according to arbitration functions being divided, making the judgement of each module in charge function, the accuracy of judgement can be improved like this, control system also can be made to control vehicle parking more accurate.
Wherein, preferably, the first judge module 531, second judge module 532, the 3rd judge module 533 and the 3rd judge module 533 are sensor.Sensor arbitration functions is accurate, and transmission of signal is excellent.
In above-mentioned control system, judging unit 53 can also comprise be electrically connected with electronic control unit 51 the 5th judge module 535, the 6th judge module the 536, five judge module 535 is for judging the power-up state of described vehicle.Particularly, electronic control unit 51 can be gearbox controller.5th control module 535 can be engine controller.6th judge module 536 is for judging chaufeur compulsive unlocking.When the 5th judge module 535 judges that vehicle is in power-up state, namely the electric system of vehicle is in opening, and likely chaufeur is in car, or chaufeur at outside vehicle nearby, therefore, 6th judge module 536 continues to judge chaufeur whether compulsive unlocking, if chaufeur compulsive unlocking, representing chaufeur will manipulate vehicle, such as, the operations such as steering vehicle, now, separate lock unit 54 and electronic parking system are unlocked.When the 6th judge module 536 judges the non-compulsive unlocking of chaufeur, representing chaufeur does not have the requirement continuing to travel to vehicle, and therefore, locking unit 55, by electronic parking system locking, to ensure that vehicle is in parked state always, thus ensures the safety of vehicle.
In this control system, judging unit 53 can also comprise the 7th judge module 537 be electrically connected with electronic control unit 51, for judging the anti-theft system state of activation of described vehicle.Preferably, the 7th control module 537 can be car body controller.
For improving the safety of vehicle further, when the 5th judge module 535 judges that vehicle is in non-power-up state, namely the electric system of vehicle is in closed condition, likely chaufeur is not at car, or chaufeur at outside vehicle remotely, therefore, 7th judge module 537 continues to judge whether Vehicle Anti-Theft System is in state of activation, when anti-theft system is in state of activation, illustrate that chaufeur is at du vehicule, 6th judge module 536 continues to judge chaufeur whether compulsive unlocking, if chaufeur compulsive unlocking, to manipulate vehicle, now, separate lock unit 54 electronic parking system is unlocked.When the 6th judge module 536 judges the non-compulsive unlocking of chaufeur, representing chaufeur does not have the requirement continuing to travel to vehicle, and therefore, locking unit 55, by electronic parking system locking, to ensure that vehicle is in parked state always, thus ensures the safety of vehicle; When anti-theft system is in unactivated state, chaufeur being described not at du vehicule, by electronic parking system locking, there is stolen risk of robbing to avoid vehicle in locking unit 55.
In above-mentioned control system, the gauge panel 56 and adapter 57 that are electrically connected with gearbox controller can also be comprised.Gauge panel 56 can show the control situation of the control system of described electronic parking, and such as, vehicle is in released state still non-released state, so that chaufeur manipulates vehicle.Adapter 57 can ensure that the transmission of signal in said system is more unobstructed, accurate.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a control method for electronic parking, is characterized in that, comprises the following steps:
101, unlocking electronic parking system;
102, judge that vehicle is in starting state; When vehicle is in starting state, perform 103; When vehicle is not in starting state, perform 107;
103, judge that the speed of a motor vehicle is greater than 0km/h; When the speed of a motor vehicle is greater than 0km/h, perform 104; When the speed of a motor vehicle is less than or equal to 0km/h, perform 105;
104, electronic parking system unlocks;
105, judge that vehicle is in braking state; When vehicle is in braking state, perform 104; When vehicle is not in braking state, perform 106;
106, judge that vehicle is in slope road or low-speed running state; When vehicle is in slope road or low-speed running state, perform 104;
107, electronic parking system locking.
2. the control method of electronic parking according to claim 1, is characterized in that, when vehicle is not in starting state, further comprising the steps of:
201, judge that vehicle is in power-up state; When vehicle is in power-up state, perform 202; When vehicle is in non-power-up state, perform 107;
202, chaufeur compulsive unlocking is judged; When chaufeur compulsive unlocking, perform 104; When the non-compulsive unlocking of chaufeur, perform 107.
3. the control method of electronic parking according to claim 2, is characterized in that, when vehicle is in non-power-up state, also comprises step 301;
301, judge that anti-theft system activates; When anti-theft system activates, perform 202, when anti-theft system un-activation, perform 107.
4. implement the claims a control system for the control method of the electronic parking described in 1, it is characterized in that, this system comprises: electronic control unit (51), for controlling the control system of described parking and providing power supply;
Open unit (52), for opening described electronic parking system;
Judging unit (53), judges for the starting state to vehicle, the speed of a motor vehicle, motoring condition;
Separate lock unit (54), for described electronic parking system being unlocked;
Locking unit (55), for by described electronic parking system locking;
Described unlatching unit (52), judging unit (53), solution lock unit (54), locking unit (55) are all electrically connected with described electronic control unit (51).
5. the control system of the control method of electronic parking according to claim 4, is characterized in that, described judging unit (53) comprising:
First judge module (531), for judging vehicle launch state;
Second judge module (532), for judging the speed of a motor vehicle;
3rd judge module (533), for judging vehicle brake state;
4th judge module (534), for judging vehicle running state.
6. the control system of the control method of electronic parking according to claim 5, it is characterized in that, the first judge module (531), the second judge module (532), the 3rd judge module (533) and the 3rd judge module (534) are sensor.
7. the control system of the control method of electronic parking according to claim 4, it is characterized in that, described judging unit (53) also comprises the 5th judge module (535), the 6th judge module (536) that are electrically connected with described electronic control unit (51), and described 5th judge module (535) is for judging the power-up state of described vehicle; Described 5th control module (535) is engine controller; Described 6th judge module (536) is for judging chaufeur compulsive unlocking.
8. the control system of the control method of electronic parking according to claim 5, it is characterized in that, described judging unit (53) also comprises the 7th judge module (537) be electrically connected with described electronic control unit (51), for judging the anti-theft system state of activation of described vehicle; Described 7th control module (537) is car body controller.
9. the control system of the control method of the electronic parking according to any one of claim 4-8, is characterized in that, described electronic control unit (51) is gearbox controller.
10. the control system of the control method of electronic parking according to claim 9, is characterized in that, also comprises the gauge panel (56) and adapter (57) that are electrically connected with described gearbox controller.
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| CN201410509485.7A CN104228796A (en) | 2014-09-28 | 2014-09-28 | Electronic parking control method and system |
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| CN201410509485.7A CN104228796A (en) | 2014-09-28 | 2014-09-28 | Electronic parking control method and system |
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| CN111469831A (en) * | 2019-01-24 | 2020-07-31 | 广州汽车集团股份有限公司 | Electronic parking control method and system and electronic parking controller |
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