CN111271445B - Gear control method and gear control system - Google Patents
Gear control method and gear control system Download PDFInfo
- Publication number
- CN111271445B CN111271445B CN201811482973.8A CN201811482973A CN111271445B CN 111271445 B CN111271445 B CN 111271445B CN 201811482973 A CN201811482973 A CN 201811482973A CN 111271445 B CN111271445 B CN 111271445B
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- Prior art keywords
- gear
- vehicle
- knob
- gear shifting
- rotation direction
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H59/08—Range selector apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/40—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism comprising signals other than signals for actuating the final output mechanisms
- F16H63/42—Ratio indicator devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H59/08—Range selector apparatus
- F16H2059/081—Range selector apparatus using knops or discs for rotary range selection
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/24—Providing feel, e.g. to enable selection
- F16H2061/247—Detents for range selectors
Abstract
The invention provides a gear control method and a gear control system, wherein the gear control method comprises the following steps: when the current gear of the vehicle is neutral, if the rotation direction of the gear shifting knob is clockwise, an instruction of switching to a forward gear is sent out, and if the rotation direction of the gear shifting knob is anticlockwise, an instruction of switching to a reverse gear is sent out; and when the current gear of the vehicle is a forward gear and the rotation direction of the gear shifting knob is anticlockwise, or the current gear of the vehicle is a reverse gear and the rotation direction of the gear shifting knob is clockwise, sending a command of switching to a neutral gear. According to the technical scheme provided by the invention, a user can execute the gear shifting operation by only controlling the rotating direction of the gear shifting knob without rotating the gear shifting knob to a certain angle, and the gear shifting operation is simple and convenient to operate, so that the problem of troublesome gear shifting operation caused by the fact that the gear shifting action can be executed only by rotating the gear shifting knob to a set angle in the prior art is solved.
Description
Technical Field
The invention belongs to the technical field of vehicle gear control, and particularly relates to a gear control method and a gear control system.
Background
The conventional automobile gear shifting devices are mostly mechanical gear levers, that is, the gear shifting is controlled by operating the mechanical gear levers. The gear levers have certain heights, so that the requirement on operating space is high when a driver shifts gears; and traditional gear level passes through mechanical structure lug connection vehicle gearbox, does not have intermediate mechanism to judge and directly shift to vehicle running state, has still caused the damage to vehicle gearbox internal gear easily when having increased vehicle operation risk.
Chinese utility model patent with the publication number of grant CN205542533U discloses a knob formula selector, adopts the knob to replace traditional mechanical pin, because the shared space of knob is less, consequently the technical scheme that this patent provided can solve and exist the great problem of operating space demand when adopting mechanical pin.
However, the technical solution provided by the above patent requires that the gear shift knob is rotated to a set angle before the gear shift operation can be performed, which is troublesome.
Disclosure of Invention
The invention aims to provide a gear control method, which is used for solving the problem of troublesome gear shifting operation caused by the fact that a gear knob needs to be rotated to a set angle to execute gear shifting action in the prior art; correspondingly, the invention further provides a gear control system.
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
a gear control method includes a first shift step and/or a second shift step;
the first gear shifting step is as follows: when the current gear of the vehicle is neutral, if the rotation direction of the gear shifting knob is clockwise, an instruction of switching to a forward gear is sent out, and if the rotation direction of the gear shifting knob is anticlockwise, an instruction of switching to a reverse gear is sent out;
the second gear shifting step is as follows: and when the current gear of the vehicle is a forward gear and the rotation direction of the gear shifting knob is anticlockwise, or the current gear of the vehicle is a reverse gear and the rotation direction of the gear shifting knob is clockwise, sending a command of switching to a neutral gear.
According to the technical scheme provided by the invention, a user can execute the gear shifting operation by only controlling the rotating direction of the gear shifting knob without rotating the gear shifting knob to a certain angle, and the gear shifting operation is simple and convenient to operate, so that the problem of troublesome gear shifting operation caused by the fact that the gear shifting action can be executed only by rotating the gear shifting knob to a set angle in the prior art is solved. And is not directly associated with the transmission during gear shifting without causing damage to gears within the vehicle transmission.
As a further improvement to the first gear shift step, in order to ensure the driving safety of the vehicle, in the first gear shift step, when the current gear of the vehicle is neutral and the speed of the vehicle is less than the set value, if the rotation direction of the gear shift knob is clockwise, a command for switching to the forward gear is issued, and if the rotation direction of the gear shift knob is counterclockwise, a command for switching to the reverse gear is issued.
As a further improvement of the gear control method, in order to further perfect the control of the gear of the vehicle, when the vehicle is powered on, the vehicle is determined to be in a neutral state.
A gear control system comprises a gear controller and a gear shifting knob, wherein the gear controller is connected with a gear shifting knob detection device, and the gear shifting knob detection device is arranged on the gear shifting knob and is used for detecting the rotation direction of the gear shifting knob and sending the rotation direction to the gear controller; the gear controller is used for executing a first gear shifting step and/or a second gear shifting step;
the first gear shifting step is as follows: when the current gear of the vehicle is neutral, if the rotation direction of the gear shifting knob is clockwise, an instruction of switching to a forward gear is sent out, and if the rotation direction of the gear shifting knob is anticlockwise, an instruction of switching to a reverse gear is sent out;
the second gear shifting step is as follows: and when the current gear of the vehicle is a forward gear and the rotation direction of the gear shifting knob is anticlockwise, or the current gear of the vehicle is a reverse gear and the rotation direction of the gear shifting knob is clockwise, sending a command of switching to a neutral gear.
As a further improvement to the first gear shift step, in order to ensure the driving safety of the vehicle, in the first gear shift step, when the current gear of the vehicle is neutral and the speed of the vehicle is less than the set value, if the rotation direction of the gear shift knob is clockwise, a command for switching to the forward gear is issued, and if the rotation direction of the gear shift knob is counterclockwise, a command for switching to the reverse gear is issued.
As a further improvement of the gear control method, in order to further perfect the control of the gear of the vehicle, when the vehicle is powered on, the vehicle is determined to be in a neutral state.
As a further improvement of the gear shifting knob detection device, in order to ensure the accuracy of the detection of the rotation direction of the gear shifting knob, the gear shifting knob detection device is a Hall element.
As the further improvement of the gear control system, in order to enable a driver to visually observe the current gear information of the vehicle, the gear control system further comprises a gear panel, a display device used for displaying the gear information of the current vehicle is arranged on the gear panel, and the gear controller is connected with the display device.
Drawings
FIG. 1 is a schematic diagram of a gear control system according to an embodiment of the present invention;
FIG. 2 is a block diagram of a gear operating device in an embodiment of the system of the present invention;
FIG. 3 is a block diagram of a return control structure in an embodiment of the system of the present invention;
FIG. 4 is a flowchart of a first shift step in an embodiment of the system of the present invention;
FIG. 5 is a flowchart of a second shift step in an embodiment of the system of the present invention;
FIG. 6 is a block diagram of a gear panel in an embodiment of the system of the present invention;
in the figure: 1 is for keeping off the position panel, 2 is reverse gear pilot lamp, 3 is neutral gear pilot lamp, 4 are the fender pilot lamp that advances, 5 are the knob of shifting gears, 6 are the display screen, 7 are rotatory star wheel, 8 are return control structure, 9 are hall magnet, 10 are return spring.
Detailed Description
The invention aims to provide a gear control method, which is used for solving the problem of troublesome gear shifting operation caused by the fact that a gear knob needs to be rotated to a set angle to execute gear shifting action in the prior art; correspondingly, the invention further provides a gear control system.
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
a gear control method includes a first shift step and/or a second shift step;
the first gear shifting step is as follows: when the current gear of the vehicle is neutral, if the rotation direction of the gear shifting knob is clockwise, an instruction of switching to a forward gear is sent out, and if the rotation direction of the gear shifting knob is anticlockwise, an instruction of switching to a reverse gear is sent out;
the second gear shifting step is as follows: and when the current gear of the vehicle is a forward gear and the rotation direction of the gear shifting knob is anticlockwise, or the current gear of the vehicle is a reverse gear and the rotation direction of the gear shifting knob is clockwise, sending a command of switching to a neutral gear.
The following further describes embodiments of the present invention with reference to the drawings.
The embodiment of the system is as follows:
this embodiment provides a keep off position control system, adopts the knob of shifting gears to shift gears the operation to the vehicle, reduces to shift gears to the requirement in operating space, reduces the complexity of vehicle shift operation.
The gear control system provided by the embodiment has the structural principle as shown in fig. 1, and comprises a gear shifting controller and a gear shifting operation device, wherein the gear shifting operation device comprises a gear shifting knob. The gear shifting controller is also connected with a CAN communication module, is connected with a CAN bus of the vehicle through the CAN communication module and is further in communication connection with a gear shifting system of the vehicle through the CAN bus.
The structure of the shift operating device in this embodiment is as shown in fig. 2, which includes a shift knob 5, a hall magnet 9, a rotating star wheel 7 and a return control structure 8, wherein the hall magnet 9, the rotating star wheel 7 and the shift knob 5 are coaxially linked through a rotating shaft, and when the shift knob 5 rotates, the hall magnet 9 and the rotating star wheel 7 are driven to rotate.
The return control structure 8 is shown in fig. 3 as being cylindrical in shape and includes a top portion and a stem portion. In this embodiment, the number of the return control structures 8 is three, the return control structures are uniformly distributed around the rotating star wheel 7, the top of each return control structure 8 is meshed with the rotating star wheel 7, a return spring 10 is arranged on a rod part of each return control structure 8, when the rotating star wheel rotates, the return control structures 7 drive each return control structure 8 to rotate, when a driver loosens the gear shifting knob 5, the rotating star wheel 7 rotates under the action of the return spring 10, and then the gear shifting knob 5 is driven, and the gear shifting knob 5 is reset.
The gear shifting controller is connected with a Hall sensor, when a driver operates the gear shifting knob 5 to enable the gear shifting knob 5 to rotate, the Hall magnet 9 rotates along with the gear shifting knob under the action of a rotating shaft, a magnetic field generated by the Hall magnet 9 changes along with the gear shifting knob, the Hall sensor obtains the rotating direction of the Hall magnet 9 through detecting the change of the magnetic field, and then the direction of the gear shifting knob 5 rotated by the driver is judged.
The gear controller sends a gear shifting command to the vehicle according to the information detected by the Hall sensor, and the specific control method comprises a first gear shifting step and/or a second gear shifting step.
The flow of the first shift step is shown in fig. 2, and specifically includes: when the vehicle is in a neutral gear, if the rotation direction of the gear shifting knob 5 is clockwise, the driver is judged to shift to a forward gear, and a control instruction for switching to the forward gear is sent to a gear shifting system of the vehicle; when the vehicle is in neutral gear, if the rotation direction of the gear shifting knob 5 is anticlockwise, the vehicle driver is judged to shift to reverse gear, and a control instruction for switching the reverse gear is sent to a gear shifting system of the vehicle.
The flow of the second shift step is shown in fig. 3, and specifically includes: when the vehicle is in a forward gear and the rotation direction of the gear shifting knob 5 is anticlockwise, judging that the driver shifts to a neutral gear, and sending a control instruction for switching the neutral gear to a gear shifting system of the vehicle; when the vehicle is in reverse gear and the rotation direction of the gear shifting knob 5 is clockwise, the driver is judged to switch to neutral gear, and a control instruction for switching to neutral gear is sent to a gear shifting system of the vehicle.
In order to perfect the logical judgment of gear control, in this embodiment, when the vehicle is powered on, it is judged that the vehicle is in neutral.
In order to prevent the influence of the shifting of the vehicle during the driving process on the safety of the vehicle, in the embodiment, a substep of detecting the vehicle speed is further provided in the first shifting step, specifically: when the vehicle is in neutral and the running speed of the vehicle is less than the set speed, if the rotation direction of the gear shifting knob 5 is clockwise, the driver is judged to shift to the forward gear, and a control instruction for switching to the forward gear is sent to a gear shifting system of the vehicle; when the vehicle is in neutral and the running speed of the vehicle is less than the set speed, if the rotation direction of the gear shifting knob 5 is anticlockwise, the vehicle driver is judged to shift to the reverse gear, and at the moment, a control instruction for switching the reverse gear is sent to a gear shifting system of the vehicle. The set speed in this example was 2 km/h.
According to the gear control system provided by the embodiment, a driver only needs to operate the gear shifting knob 5 according to the set direction, the gear shifting operation can be executed without rotating the gear shifting knob 5 to the set angle, and the process is simple; and the gear position is judged not to be related to the gearbox of the vehicle, so that the gear of the gearbox of the vehicle cannot be damaged.
In order to facilitate a driver to observe a gear of a current vehicle, a gear panel is further disposed in the gear control system provided in this embodiment, as shown in fig. 6, a reverse gear indicator lamp (i.e., a D gear indicator lamp) 4, a neutral gear indicator lamp (i.e., an N gear indicator lamp) 3, and a forward gear indicator lamp (i.e., an R gear indicator lamp) 4 are disposed on the gear panel 1, a shift knob 5 is disposed above the gear panel 1, a display screen 6 is disposed on the shift knob 5, the gear controller is connected to the display screen 6, and the control display screen displays a gear of the vehicle when the vehicle shifts gears.
The method comprises the following steps:
the present embodiment provides a gear control method, which is the same as the gear control method of the gear controller in the above system embodiment, and the method is described in detail in the above system embodiment, and will not be described here.
Claims (8)
1. A gear control method characterized by comprising a first shifting step and/or a second shifting step;
the first gear shifting step is as follows: when the current gear of the vehicle is neutral, if the rotation direction of the gear shifting knob is clockwise, an instruction of switching to a forward gear is sent out, and if the rotation direction of the gear shifting knob is anticlockwise, an instruction of switching to a reverse gear is sent out;
the second gear shifting step is as follows: when the current gear of the vehicle is a forward gear and the rotation direction of the gear shifting knob is anticlockwise, or the current gear of the vehicle is a reverse gear and the rotation direction of the gear shifting knob is clockwise, sending a command of switching to a neutral gear;
the driver only needs to operate the gear shifting knob according to the set direction, and the gear shifting operation can be executed without rotating the gear shifting knob to the set angle.
2. The gear control method according to claim 1, characterized in that in the first gear shift step, when the current gear of the vehicle is neutral and the speed of the vehicle is less than a set value, a command to shift to forward gear is issued if the rotational direction of the shift knob is clockwise, and a command to shift to reverse gear is issued if the rotational direction of the shift knob is counterclockwise.
3. The shift control method according to claim 1, characterized in that when the power-on of the vehicle is completed, it is determined that the vehicle is in a neutral state.
4. A gear control system comprises a gear controller and a gear shifting knob, wherein the gear controller is connected with a gear shifting knob detection device, and the gear shifting knob detection device is arranged on the gear shifting knob and is used for detecting the rotation direction of the gear shifting knob and sending the rotation direction to the gear controller; characterized in that the gear control is used to execute a first and/or a second gear step;
the first gear shifting step is as follows: when the current gear of the vehicle is neutral, if the rotation direction of the gear shifting knob is clockwise, an instruction of switching to a forward gear is sent out, and if the rotation direction of the gear shifting knob is anticlockwise, an instruction of switching to a reverse gear is sent out;
the second gear shifting step is as follows: when the current gear of the vehicle is a forward gear and the rotation direction of the gear shifting knob is anticlockwise, or the current gear of the vehicle is a reverse gear and the rotation direction of the gear shifting knob is clockwise, sending a command of switching to a neutral gear;
the driver only needs to operate the gear shifting knob according to the set direction, and the gear shifting operation can be executed without rotating the gear shifting knob to the set angle.
5. The gear control system according to claim 4, characterized in that in said first gear shifting step, when the current gear of the vehicle is neutral and the speed of the vehicle is less than a set value, a command to shift to forward gear is issued if the direction of rotation of the shift knob is clockwise, and a command to shift to reverse gear is issued if the direction of rotation of the shift knob is counterclockwise.
6. The gear control system of claim 4, wherein when the vehicle is powered on, the vehicle is determined to be in neutral.
7. The gear control system of claim 4, wherein the shift knob detection device is a Hall element.
8. The gear control system according to claim 4, further comprising a gear panel, wherein a display device for displaying the gear information of the current vehicle is arranged on the gear panel, and the gear controller is connected with the display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811482973.8A CN111271445B (en) | 2018-12-05 | 2018-12-05 | Gear control method and gear control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811482973.8A CN111271445B (en) | 2018-12-05 | 2018-12-05 | Gear control method and gear control system |
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| Publication Number | Publication Date |
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| CN111271445A CN111271445A (en) | 2020-06-12 |
| CN111271445B true CN111271445B (en) | 2022-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811482973.8A Active CN111271445B (en) | 2018-12-05 | 2018-12-05 | Gear control method and gear control system |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113417996B (en) * | 2021-06-29 | 2022-07-05 | 重庆江康汽车技术有限公司 | Gear shifting switching control method and device of rotary gear shifting control mechanism assembly |
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| CN107253481A (en) * | 2017-05-27 | 2017-10-17 | 北京新能源汽车股份有限公司 | A kind of electric gear change processing method, device and automobile |
| CN107923518A (en) * | 2015-07-01 | 2018-04-17 | 康斯博格汽车股份公司 | Shift-by-wire unit for the speed changer for switching vehicle |
| WO2018217886A1 (en) * | 2017-05-24 | 2018-11-29 | Ghsp, Inc. | Transmission shifter with improved feel positioner |
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| US6564661B2 (en) * | 2001-02-01 | 2003-05-20 | Grand Haven Stamped Products, Division Of Jsj Corporation | Storable shifter with electronic gear shift reset |
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| DE102007037707A1 (en) * | 2007-08-09 | 2009-02-19 | Zf Friedrichshafen Ag | Actuator with gear selector and additional parking lock operation |
| US20110301818A1 (en) * | 2010-05-13 | 2011-12-08 | Coda Automotive, Inc. | Rotary encoder gear selector for vehicle |
| KR101404909B1 (en) * | 2013-03-14 | 2014-06-11 | 대성전기공업 주식회사 | Vehicular transmission range switching device |
| CN107504167A (en) * | 2017-08-09 | 2017-12-22 | 北京新能源汽车股份有限公司 | A kind of gearshift and automobile |
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| CN107923518A (en) * | 2015-07-01 | 2018-04-17 | 康斯博格汽车股份公司 | Shift-by-wire unit for the speed changer for switching vehicle |
| WO2018217886A1 (en) * | 2017-05-24 | 2018-11-29 | Ghsp, Inc. | Transmission shifter with improved feel positioner |
| CN107253481A (en) * | 2017-05-27 | 2017-10-17 | 北京新能源汽车股份有限公司 | A kind of electric gear change processing method, device and automobile |
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Address after: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province Applicant after: Yutong Bus Co.,Ltd. Address before: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province Applicant before: ZHENGZHOU YUTONG BUS Co.,Ltd. |
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