WO2019029448A1

WO2019029448A1 - Gearshift device and vehicle

Info

Publication number: WO2019029448A1
Application number: PCT/CN2018/098519
Authority: WO
Inventors: 胡强; 高志军; 张立权; 周罕华; 李奇
Original assignee: 北京新能源汽车股份有限公司
Priority date: 2017-08-09
Filing date: 2018-08-03
Publication date: 2019-02-14
Also published as: CN107504167A

Abstract

Provided are a gearshift device and a vehicle. The gearshift device comprises a mounting bracket (10), a rotating knob, a rotating swing arm and a gear controller. A gear track (11) is fixedly arranged on the mounting bracket (10). The rotating knob (20) is connected with the mounting bracket (10) through a rotating shaft. The rotating swing arm (30) is a movable piece with elastic expanding function and comprises a first end and a second end, wherein the first end is fixedly connected with the rotating knob (20), the second end is in contact connection with the gear track (11), the second end of the rotating swing arm (30) can move from an initial position (O) towards the first direction or the second direction along the gear track (11) and be matched with the gear track (11) to move back to the initial position (O). The gear controller (40) is used for acquiring rotating position changing information when the rotating swing arm (30) rotates, and is used for determining, according to the rotating position changing information, gear information input by applying rotating force through the rotating knob. In this way, the problem that potential safety hazards occur easily due to the fact that the gear of an existing rotating knob type electronic gearshift device vehicle designed through a non-reset type is kept in a corresponding output gear can be solved, and vehicle safety is ensured.

Description

Shifting device and car

Cross-reference to related applications

Priority is claimed on Japanese Patent Application No. 201710675394.4, filed on Aug.

Technical field

The present disclosure relates to the field of automotive technology, and more particularly to a shifting device and an automobile.

Background technique

With the development of the automotive industry, electronic shifting devices that match the car have emerged for the convenience of the user. The electronic shifting devices currently used in automobiles mainly include knob type, button type and handle type electronic shifting devices, and the knob type electronic shifting device with novel design, strong technical sense and simple operation has been widely used and has become the current trend.

However, the current knob type electronic shifting device adopts a non-reset design, that is, the knob stays at a certain gear position and stays at the gear position, and the corresponding gear signal is fixedly output, and if the knob position is unchanged, the output is output. The signal remains the same. Therefore, the following problems exist in the prior art: First, once the car is abnormally powered down, the shift knob stays at a certain gear position, and when the fault is eliminated, the car gear will remain faulty after the car is powered again. The output gear at the time of occurrence, if the driver ignores the car gear, it will bring a huge safety hazard; secondly, when the gear shift is mishandled, the car gear stays in the wrong gear after the misoperation, even then The vehicle controller can recognize the misoperation and still need to manually return to the previous gear, which is cumbersome and has great safety hazards.

Summary of the invention

The technical problem to be solved by the present disclosure is to provide a shifting device and a vehicle, which can solve the problem that the existing knob-type electronic shifting device adopting the non-reset design keeps the vehicle gear position in the corresponding output gear position, which easily causes safety hazards. .

In a first aspect, an embodiment of the present disclosure provides a shifting device applied to an automobile, wherein the shifting device includes:

a mounting bracket, wherein the mounting bracket is fixedly provided with a gear track;

a knob connected to the mounting bracket through a rotating shaft;

a rotating swing arm, which is a movable member having elastic expansion and contraction, comprising a first end fixedly connected to the knob, and a second end connected in contact with the gear track, the second end of the rotary swing arm being capable of The gear track moves from the initial position toward the first direction or the second direction, and can cooperate with the gear track to move back to the initial position;

And a gear position controller for acquiring rotation position change information when the rotary swing arm rotates, and determining the input gear position information according to the rotation position change information.

Preferably, the knob is coupled to the rotary swing arm by a key to achieve circumferential fixation, and the rotary swing arm is mounted on the mounting bracket by a positioning bearing.

Preferably, the gear track includes at least two track faces that are symmetrical about the initial position, respectively located on a side from the initial position toward the first direction and from the initial position toward the second direction On the other side, and two adjacent track faces are located on different planes.

Preferably, a limit position is respectively disposed on a side of the gear track from an initial position toward the first direction and the other side from the initial position toward the second direction to prevent the second end of the rotary swing arm from being blocked When the track moves, it moves out of the track face of the gear track.

Preferably, the swing arm includes a main arm body fixedly coupled to the knob and an auxiliary arm body in contact with the gear rail, the main arm body being provided with a guiding portion, the auxiliary arm body being slidable Nesting inside the guiding portion and connecting with the guiding portion through an elastic connecting member, the rotating swing arm is in the position of the elastic connecting force of the elastic connecting member and based on the inclination angle of the track surface When the rotational force on the knob disappears, it moves back to the initial position along the gear track.

Preferably, the elastic connecting member is a spring, and the spring is disposed inside the guiding portion.

Preferably, one end of the auxiliary arm body in contact with the gear track is formed as a tip end of a cone.

Preferably, the shifting device further includes a position sensor, the rotating swing arm is provided with a light blocking piece matched with the position sensor, and the position sensor is connected with the gear position controller, according to the The movement of the light shielding piece acquires information on the rotation position change when the rotating swing arm rotates.

Preferably, the position sensor and the gear position controller are fixedly disposed on the same printed circuit board.

Preferably, the mounting bracket includes a shifting panel, and the knob is coupled to the swivel arm through the shifting panel.

Preferably, the shifting device further includes: two gear buttons, wherein the gear button is disposed on the shift panel and connected to the gear controller;

Preferably, the gear position controller is configured to determine a trigger input of a parking gear operation or a sports gear operation according to trigger information when one of the gear positions is operated.

Preferably, the shifting device further includes: a gear indicator light, the gear indicator light is disposed on the shift panel, and is connected to the gear position controller for receiving the gear position controller to send The first control signal lights up the indicator light of the corresponding gear according to the first control signal.

Preferably, the shifting device further includes: a voice alarm module, wherein the voice alarm module is disposed in the gear position controller, and is configured to issue an alarm voice according to the second control signal sent by the gear position controller.

Preferably, the gear position controller is further configured to send the gear position request information to the vehicle controller according to the gear position information, so that the vehicle controller switches the gear position according to the gear position information.

Preferably, the gear controller is specifically configured to:

Determining, according to the current gear position and the rotational position change information of the rotating swing arm moving in the first direction, the input gear position information is neutral information or reverse gear information, and transmitting the neutral gear request information or the reverse gear request information to the vehicle control Determining, according to the current gear position and the rotational position change information of the rotating swing arm moving in the second direction, determining the input gear position information as neutral information or forward gear information, and transmitting the neutral gear request information or the forward gear request information to the whole Car controller.

In a second aspect, an embodiment of the present disclosure provides an automobile including a vehicle controller and the above-described shifting device, wherein a gear position controller of the shifting device is coupled to the vehicle controller.

In the embodiment of the present disclosure, since the second end of the rotating swing arm does not apply a rotational force on the knob or the rotational force applied on the knob disappears, the initial position of the gear track is always located, and the knob is at the default position, so that occurs After the gear shift is mishandled, since the knob will return to the default position after the operation is finished, the operational safety hazard caused by the misoperation can be avoided; and when the car is abnormally powered down, the second end of the swing arm is in the block. The initial position of the position track, when the fault is recovered and the whole vehicle is powered on, when the knob does not apply the rotating force to drive the rotary swing arm to rotate, the gear position controller will not get the gear position information. At this time, since the whole vehicle is powered on, The initial default is the parking state, and there will be no safety hazard caused by the output gear when the car is in trouble, which ensures the safety of the car.

DRAWINGS

In order to more clearly illustrate the technical solutions of the embodiments of the present disclosure, the drawings used in the description of the embodiments of the present disclosure will be briefly described. It is obvious that the drawings in the following description are only some embodiments of the present disclosure. Other drawings may also be obtained from those of ordinary skill in the art in view of the drawings.

1 is a schematic structural view of a shifting device according to an embodiment of the present disclosure;

2 is a schematic view showing the assembly of the swing arm and the gear track of the shifting device provided by the embodiment of the present disclosure;

3 is a schematic structural view of a swing arm of a shifting device according to an embodiment of the present disclosure;

4 is a second schematic view showing the assembly of the swing arm and the gear track of the shifting device according to the embodiment of the present disclosure;

Fig. 5 is a block diagram showing the structure of a shifting device according to an embodiment of the present disclosure.

[Main reference mark description]

10-mounting bracket, 11-position rail, 12-shift panel, 20-knob, 30-rotating swing arm, 31-main arm body, 311-guide portion, 312-elastic connection, 32-arm body, 33-shading flap, 40-gear controller, 50-position sensor, 60-gear button, 70-gear indicator, 80-positioning bearing; O-initial position.

Detailed ways

The technical problems, the technical solutions, and the advantages of the present invention will be more clearly described in conjunction with the accompanying drawings and specific embodiments.

Referring to FIG. 1 , it is a schematic structural diagram of a shifting device provided by an embodiment of the present disclosure.

Embodiments of the present disclosure provide a shifting device that is applied to an automobile, and the shifting device is disposed on a sub-dashboard or dashboard of the automobile. The shifting device may include:

Mounting bracket 10, the mounting bracket 10 is fixedly provided with a gear track 11;

a knob 20 connected to the mounting bracket 10 by a rotating shaft;

a swinging arm 30, which is a movable member having elastic expansion and contraction, includes a first end fixedly coupled to the knob 20, a second end in contact with the gear rail 11 , and a second end of the swing arm 30 The end can move along the gear track 11 from the initial position O toward the first direction or the second direction, and can cooperate with the gear track 11 to move back to the initial position O;

The gear position controller 40 is configured to acquire rotation position change information when the rotary swing arm 30 rotates, and determine the input gear position information according to the rotation position change information.

In this embodiment, the knob 20 and the swing arm 30 are connected by a key to achieve circumferential fixation, and the swing arm 30 is mounted on the mounting bracket 10 through the positioning bearing 80, ensuring that the swing arm 30 does not move up and down and shakes left and right. . The working principle of the shifting device of this embodiment is that when the rotational force is not applied to the knob 20, the second end of the swinging arm 30 is in contact with the gear rail 11 and is located at the initial position O of the gear rail 11; when the knob 20 is When a rotational force is applied thereto, and when a rotational force in a first direction or a rotational force in a second direction is applied to the knob 20 according to a shifting requirement, a rotational force is applied to the rotary knob 30 to rotate the swinging arm 30 relative to the mounting bracket 10 . The second end of the swinging arm 30 is moved along the gear rail 11 from the initial position O toward the first direction or the second direction, and when the rotational force applied on the knob 20 disappears, by using the rotation with the gear rail 11 The elastic arm of the swing arm 30 is configured to move the second end of the swing arm 30 back to the initial position O of the gear track 11; at this time, the gear controller 40 acquires the knob 20 to drive the swing arm 30 along the gear position. The rotational position change information when the track 11 is rotated from the initial position O toward the first direction or the second direction, and then the gear position information input by the rotational force input by the knob 20 is determined based on the rotational position change information.

In the embodiment of the present disclosure, since the second end of the swing arm 30 does not apply a rotational force on the knob 20 or when the rotational force applied on the knob 20 disappears, it is always at the initial position O of the gear track 11, the knob 20 It is in the default position, so that after the gear shifting error occurs, since the knob 20 will return to the default position after the operation ends, the operational safety hazard caused by the misoperation can be avoided; and when the car is abnormally powered down, The second end of the swinging arm 30 is located at the initial position O of the gear rail 11. When the fault is recovered and the vehicle is powered on, when the knob 20 does not apply a rotational force to rotate the swing arm 30, the gear controller 40 does not get Gear position information. At this time, since the initial default is the parking gear state when the vehicle is powered on, the safety hazard caused by the output gear when the vehicle maintains the fault will not occur, and the safety of the vehicle is ensured.

In the embodiment of the present disclosure, the gear position controller 40 is connected to the vehicle controller, and the gear position controller 40 is further configured to send the gear position request information to the vehicle controller according to the gear position information, so as to The vehicle controller switches gears according to the gear information. Here, the gear position controller 40 transmits the corresponding gear request information to the vehicle controller after determining the gear position information, so that the vehicle controller determines whether to switch the gear position according to the gear position information in combination with the vehicle speed and the like. When the vehicle controller switches the gear according to the gear position information, the request success signal is output and transmitted to the gear controller 40 through the bus. When the vehicle controller does not switch the gear position according to the gear position information, the vehicle controller will The control car is kept in the original gear and a request failure signal is output and transmitted to the gear controller 40 via the bus. Here, in combination with the function of the vehicle controller, it is possible to avoid misoperation of the shifting device, thereby greatly improving the safety of the entire vehicle.

In an embodiment, the gear controller 40 is specifically configured to: determine, according to the current gear position and the rotational position change information of the rotating swing arm 30 moving in the first direction, to input the rotational force input through the knob 20 The gear position information is neutral information or reverse gear information, and the neutral gear request information or the reverse gear request information is sent to the vehicle controller; according to the current gear position and the rotational position change information of the rotary swing arm 30 moving in the second direction, It is determined that the gear information input by the rotary force input by the knob 20 is the neutral information or the forward gear information, and the neutral request information or the forward gear request information is transmitted to the vehicle controller.

Further, in an embodiment, the rotary knob 20 can realize the switching of the reverse gear, the neutral gear and the forward gear, and the gear position controller 40 is specifically configured to: in the current gear position, the neutral gear is according to the rotary swing arm 30. The rotation position change information moving in the first direction determines that the gear position information input by the rotary force input by the knob 20 is reverse gear information; when the current gear position is neutral, the swing swing arm 30 moves in the second direction according to the rotation Rotating the position change information, determining that the gear information input by the rotary force input by the knob 20 is the forward gear information; and in the current gear position is the reverse gear, according to the rotation of the swing swing arm 30, moving the first predetermined stroke in the second direction Position change information, determining that the gear position information input by the rotary force input by the knob 20 is neutral information; in the current gear position being the reverse gear, the rotational position change according to the rotation of the swing arm 30 in the second direction by the second predetermined stroke Information, determining that the gear position input by the rotary force input by the knob 20 is the forward gear information; in the current gear position, the forward gear, according to the rotating swing arm 30, moving the first pre-direction in the first direction The rotation position change information of the fixed stroke determines that the gear position information input by the rotary force input by the knob 20 is the neutral information; when the current gear position is the forward gear, the second predetermined stroke is moved in the first direction according to the rotary swing arm 30. Rotation position change information, determining that the gear information input by the rotary force input by the knob 20 is reverse gear information; in the current gear position, the motion gear is moved according to the rotation swing arm 30 in the first direction by a first predetermined stroke or Moving the rotation position change information of the first predetermined stroke in the second direction, determining that the gear position input by the rotary force input by the knob 20 is a neutral gear; in the current gear position, the motion gear is according to the rotary swing arm 30 facing the first Transmitting the rotational position change information of the second predetermined stroke, determining that the gear position information input by the rotary force input by the knob 20 is the reverse gear information; and the current gear position is the sports gear, according to the rotating swing arm 30 facing the second direction The rotational position change information of the second predetermined stroke is moved, and the gear information input by the rotational force input by the knob 20 is determined as the forward gear information.

In some embodiments of the present disclosure, the gear track 11 may include at least two track faces that are symmetrical about the initial position O, respectively located at a second end of the swing arm 30 from an initial position O toward the first One side of one direction of movement and the other side moving from the initial position O toward the second direction, and two adjacent track faces are located on different planes.

In this embodiment, the second end of the swinging swing arm 30 is guided to move from the initial position O toward the first direction or the second direction by the at least two track faces of the gear track 11, and the two adjacent gear rails 11 The arrangement of the track faces on different planes provides guidance for the second end of the swing arm 30 to move toward the initial position O when the rotational force exerted on the knob 20 is lost.

In addition, in this embodiment, the number of the track faces of the gear track 11 is an even number. For example, when the corresponding operating gears are two in the gear shifting by using the knob 20, the track surface of the gear track 11 may be Two; when the corresponding operating gear is three in the gear shifting by using the knob 20, the track surface of the gear rail 11 may be four, wherein one side from the initial position O toward the first direction and from the initial position O is provided with two track faces on the other side in the second direction, where each track face corresponds to a predetermined stroke.

In an example, the corresponding operating gears in the gear shifting are the neutral and the forward gears, and the track surface of the gear rail 11 is two; in another example, the knob 20 is used to implement the gear shifting. The operating gears are reverse gear, neutral gear and forward gear, and the rail surface of the gear rail 11 is four.

In addition, referring to FIG. 4, in the embodiment of the present disclosure, in order to prevent the second end of the swinging arm 30 from moving out of the gear track 11 when moving along the gear track 11, the gear track 11 is moved from the initial position O toward One side of the first direction and the other side from the initial position O toward the second direction are respectively provided with limit positions A and B.

Referring to FIG. 2, FIG. 3 and FIG. 4, in some embodiments of the present disclosure, the swing arm 30 includes a main arm body 31 connected to the knob 20 and a auxiliary arm that is in contact with the gear rail 11 The main body 31 is provided with a guiding portion 311. The auxiliary arm body 32 is slidably sleeved inside the guiding portion 311 and connected to the guiding portion 311 through the elastic connecting member 312. The elastic connecting member moves back to the initial position O along the gear track when the rotational force of the rotary swing arm disappears based on the inclination angle of the track surface.

In this embodiment, the knob 20 applies a rotational force to drive the main arm body 31 to rotate relative to the mounting bracket 10. The auxiliary arm body 32 follows the main arm body 31 and rotates along the gear rail 11 from the initial position O toward the first direction or the second direction. The direction is moved. During the movement, the track surface provided by the inclination of the gear track 11 presses the auxiliary arm body 32 to slide toward the inside of the guiding portion 311. When the rotational force on the knob 20 disappears, the elastic connecting member 312 is Under the elastic force, the rotary swing arm 30 can be moved back to the initial position O by the guidance of the raceway surface.

Wherein, in an embodiment, the elastic connecting member 312 may be a spring, and the spring is disposed inside the guiding portion 311.

In one embodiment, one end of the auxiliary arm body 32 in contact with the gear rail 11 is formed as a tip end of a cone. Here, the auxiliary arm body 32 has a bullet shape.

In some embodiments of the present disclosure, the shifting device may further include a position sensor 50, and the rotating swing arm 30 is provided with a light blocking piece 33 that cooperates with the position sensor 50, and the position sensor 50 and the The gear position controller 40 is connected to acquire rotation position change information when the rotary swing arm 30 rotates according to the movement of the light blocking piece 33.

In one embodiment, the position sensor 50 and the gear controller 40 are fixedly disposed on the same printed circuit board (PCB).

Wherein, in some embodiments of the present disclosure, the mounting bracket 10 may include a shifting panel 12 through which the knob 20 is coupled to the swivel arm 30 .

In an embodiment, the shifting device may further include: two gear buttons 60, the gear button 60 is disposed on the shift panel 12, and is connected to the gear controller 40; The gear controller 40 is configured to determine a trigger input of a parking gear operation or a sports gear operation according to trigger information when one of the gear buttons 60 is operated.

In the embodiment of the present disclosure, the parking gear operation or the sports gear operation is implemented by using the gear button 60 to operate the triggering manner, and the other gear shifting operations are realized by the knob 20 operation, thereby simplifying the user operation and better achieving the gear position. Switch effects.

In some embodiments of the present disclosure, in order to make the user more intuitively understand the gear shifting situation, the shifting device may further include: a gear indicator light 70, and the gear indicator light 70 is disposed on the shifting panel 12, and connected to the gear controller 40, for receiving the first control signal sent by the gear controller 40, and lighting the indicator light of the corresponding gear according to the first control signal. In this embodiment, when the vehicle controller switches the gear according to the gear information, the request success signal is output and transmitted to the gear controller 40 through the bus. At this time, the gear controller 40 sends the first control signal to the gear. The indicator light 70 is configured to cause the gear indicator light 70 to illuminate the indicator light of the corresponding gear according to the first control signal, so as to facilitate the user to understand the gear position. In this way, when the user misunderstands, the user can know in time, thereby effectively avoiding traffic safety hazards and preventing a safety accident.

In the embodiment of the present disclosure, in order to facilitate user operation, the settings of the first direction and the second direction correspond to the setting positions of the indicator lights corresponding to the respective gear positions on the gear indicator light 70. For example, in an embodiment, the switching of the reverse gear, the neutral gear and the forward gear is controlled by the knob. As shown in FIG. 1 , the lights corresponding to the reverse gear, the neutral gear and the forward gear are sequentially set from the left to the right in the gear indicator light 70. In this case, the first direction is the direction from the right to the left, and the second direction is the direction from the left to the right. The rotation force of the knob 20 is applied to move the swing arm 30 in the second direction, and the gear position control is performed. The device 40 can determine, according to the rotational position change information of the rotary swing arm 30 moving in the second direction, that the gear position information of the knob 20 applying the rotational force input is a neutral or a forward gear; and the rotational force of the knob 20 applies the rotary swing arm 30 toward When the first direction is moved, the gear position controller 40 can determine that the gear position information of the rotary force input by the knob 20 is a neutral or reverse gear according to the rotational position change information of the rotary swing arm 30 moving in the first direction.

In some embodiments of the present disclosure, the shifting device may further include: a voice alarm module, the voice alarm module being disposed in the gear position controller 40 for transmitting according to the gear position controller 40 The control signal sounds an alarm. In this embodiment, when the vehicle controller does not switch the gear according to the gear information, the request failure signal is output and transmitted to the gear controller 40 through the bus. At this time, the gear controller 40 transmits the second control signal to the voice. The alarm module is configured to enable the voice alarm module to issue an alarm voice according to the second control signal, where the alarm voice is a shift failure prompt tone to prompt the user to fail the shift. In this way, it is possible to give a prompt through the voice alarm module when a shift erroneous operation occurs, which greatly improves the safety of the entire vehicle.

In addition, in some embodiments of the present disclosure, the shifting device may further include: a housing fixedly coupled to the shift panel 12, the mounting bracket 10, the swing arm 30, and the gear controller 40 are disposed Inside the housing.

Referring to FIG. 5 , in the specific use of the embodiment of the present disclosure, five gears, such as a parking gear, a reverse gear, a neutral gear, a forward gear, and a sports gear, are provided, and the gear indicator light 70 on the shift panel 12 includes a mark P (Park). , parking, R (Reverse, reverse), N (Neutral, empty), D (Drive, forward), S (Sport, sports) five indicators, which correspond to the corresponding gear; rotary knob 20 can be achieved For the switching of the reverse gear, the neutral gear and the forward gear, the two gear buttons 60 respectively correspond to the switching between the parking gear and the moving gear; in the embodiment of the present disclosure, the operation of the rotary knob 20 and the operation of the lower gear button 60 are not simultaneously performed. Only one operation is allowed at a time. When the vehicle is powered on, the initial default is the parking state. At this time, the parking gear indicator on the shift panel 12 is lit, and the other indicators are off.

In the embodiment of the present disclosure, the gear switching operation between the gears is as follows:

1.1) P block switches to N block:

When the vehicle is powered on, the car is in the P-block state. At this time, pressing the P-stop button does not turn the knob 20, and the knob 20 is maintained at the default position, that is, the second end of the swing arm 30 and the initial position of the gear track 11 When the position O is contacted, the gear position controller 40 receives the trigger information when the P-stop button is operated, and the gear position controller 40 outputs the N-range request signal and transmits it to the vehicle controller through the bus, and the vehicle controller determines the vehicle speed and the like. Whether the N block request signal is allowed. If allowed, the vehicle controller implements a shifting operation and outputs a N-stop request success signal to the gear controller 40 via the bus, and the gear controller 40 receives the N-stop request success signal and transmits the first control signal to the gear position indication. The lamp 70 controls the N-stop indicator to light up, and the P-stop indicator is off; if not, the vehicle controller outputs a N-stop request failure signal to the gear controller 40 via the bus, and the gear controller 40 receives the N-stop request. The failure signal sends a second control signal to the voice alarm module, and the voice alarm module is controlled to issue a shift failure prompt tone. At this time, the gear indicator 70 keeps the P-stop indicator light. In the embodiment of the present disclosure, when the default vehicle is powered on, the N-stop information is triggered by the P-block button.

1.2) Switch P to R, D or S:

When the car is in the P-block state and cannot be directly switched to the R-range, D-range or S-stop, it must first switch to the N-range and then switch the corresponding gear; if it is not switched to the N-range, turn the knob 20 or press it in time. When the S-key operation is performed, the gear controller 40 receives the trigger information when the rotational position change information or the S-stop button is operated, and the gear position controller 40 does not output any gear request information, and the gear indicator 70 remains at this time. The gear indicator lights up, and the gear controller 40 controls the voice alarm module to issue a gear failure failure tone.

2.1) N block to R block:

When the car is in the N-range state, the knob 20 applies a rotational force to rotate the first predetermined stroke or the second predetermined stroke in the first direction, and the knob 20 rotates after the end of the rotation, that is, when the rotational force applied on the knob 20 disappears. The arm moves back to the initial position O of the gear track 11 to drive the knob 20 to return to the default position. Here, the position sensor 50 detects the rotation position change information, and outputs the rotation position change information to the gear position controller 40, the gear position. The controller 40 receives the rotation position change information, determines that the gear position information is the R gear, and outputs the R gear request signal to the vehicle controller through the bus, and the vehicle controller determines whether the R gear request signal is allowed according to conditions such as the vehicle speed. If allowed, the vehicle controller implements a shifting operation and outputs a R-stop request success signal to the gear controller 40 via the bus. The gear controller 40 receives the R-stop request success signal and controls the R on the gear indicator light 70. The gear indicator lights up, and the N gear indicator is off; if not, the vehicle controller outputs a R gear request failure signal to the gear controller 40 via the bus, and the gear controller 40 receives the R gear request failure signal and controls the voice. The alarm module issues a shift failure prompt tone, and the gear indicator 70 keeps the N-stop indicator light.

2.2) N block to D block:

When the automobile is in the N-range state, the knob 20 applies a rotational force to rotate the first predetermined stroke or the second predetermined stroke in the second direction, and the knob 20 rotates after the rotation ends, that is, when the rotational force applied on the knob 20 disappears. The arm moves back to the initial position O of the gear track 11 to drive the knob 20 to return to the default position. Here, the position sensor 50 detects the rotation position change information, and outputs the rotation position change information to the gear position controller 40, the gear position. The controller 40 receives the rotation position change information, determines that the gear position information is the D gear, and outputs the D gear request signal to the vehicle controller through the bus, and the vehicle controller determines whether the D gear request signal is allowed according to conditions such as the vehicle speed. If allowed, the vehicle controller implements a shifting operation and outputs a D-stop request success signal to the gear controller 40 via the bus. The gear controller 40 receives the D-stop request success signal and controls the D on the gear indicator light 70. The gear indicator lights up, and the N gear indicator is off; if not, the vehicle controller outputs a D gear request failure signal to the gear controller 40 via the bus, and the gear controller 40 receives the D gear request failure signal and controls the voice. The alarm module issues a shift failure prompt tone, and the gear indicator 70 keeps the N-stop indicator light.

2.3) N block to S block:

When the car is in the N-range state, the S-stop button is pressed, the knob 20 is maintained in the default position, the gear controller 40 receives the trigger information when the S-stop button is operated, and the gear controller 40 outputs the S-stop request signal and passes through the bus. It is transmitted to the vehicle controller, and the vehicle controller determines whether the S-stop request signal is allowed in combination with the conditions such as the vehicle speed. If allowed, the vehicle controller implements a shifting operation and outputs a S-stop request success signal to the gear controller 40 via the bus, and the gear controller 40 receives the S-stop request success signal and transmits the first control signal to the gear position indication. The lamp 70 controls the S-stop indicator to light up, and the N-stop indicator is off; if not, the vehicle controller outputs a S-stop request failure signal to the gear controller 40 via the bus, and the gear controller 40 receives the S-stop request. The failure signal sends a second control signal to the voice alarm module, and the voice alarm module is controlled to issue a shift failure prompt tone. At this time, the gear indicator 70 keeps the N-stop indicator light.

2.4) N block to P block

When the car is in the N-range state, the P-stop button is pressed, the knob 20 is maintained in the default position, the gear controller 40 receives the trigger information when the P-stop button is operated, and the gear controller 40 outputs the P-stop request signal and passes through the bus. It is transmitted to the vehicle controller, and the vehicle controller determines whether the P-stop request signal is allowed in combination with the conditions such as the vehicle speed. If allowed, the vehicle controller implements a shifting operation and outputs a P-stop request success signal to the gear controller 40 via the bus, and the gear controller 40 receives the P-stop request success signal and transmits the first control signal to the gear position indication. The lamp 70 controls the P-stop indicator to light up, and the N-stop indicator is off; if not, the vehicle controller outputs a P-stop request failure signal to the gear controller 40 via the bus, and the gear controller 40 receives the P-stop request. The failure signal sends a second control signal to the voice alarm module, and the voice alarm module is controlled to issue a shift failure prompt tone. At this time, the gear indicator 70 keeps the N-stop indicator light.

3.1) Switch the R block to the N block:

When the automobile is in the R-range state, the knob 20 applies a rotational force to rotate the first predetermined stroke in the second direction, and after the knob 20 is released from the end of rotation, that is, when the rotational force applied on the knob 20 disappears, the swing arm moves back to the gear position. The initial position O of the track 11 drives the knob 20 to return to the default position. Here, the position sensor 50 detects the rotational position change information, outputs the rotational position change information to the gear position controller 40, and the gear position controller 40 receives the rotation. The position change information determines that the gear position information is N gear, and outputs an N gear request signal to the vehicle controller through the bus, and the vehicle controller determines whether the N gear request signal is allowed according to conditions such as the vehicle speed. If allowed, the vehicle controller implements a shifting operation and outputs a N-stop request success signal to the gear controller 40 via the bus. The gear controller 40 receives the N-stop request success signal and controls the N on the gear indicator light 70. The gear indicator light is on, and the R gear indicator is off; if not, the vehicle controller outputs a N-stop request failure signal to the gear controller 40 via the bus, and the gear controller 40 receives the N-stop request failure signal and controls the voice. The alarm module issues a shift failure prompt tone, and the gear indicator 70 keeps the R-stop indicator light.

3.2) Switch the R block to the D block:

When the car is in the R-range state, the knob 20 applies a rotational force to rotate the second predetermined stroke in the second direction, and after the knob 20 releases the hand, the knob 20 is reset to rebound to the default position, where the position sensor 50 detects the rotational position change information. The rotation position change information is output to the gear position controller 40, and the gear position controller 40 receives the rotation position change information, determines that the gear position information is the D gear, and transmits it to the vehicle controller through the bus, and the vehicle controller combines the vehicle speed. Wait for the condition to judge whether the D block request signal is allowed. If allowed, the vehicle controller implements a shifting operation and outputs a D-stop request success signal to the gear controller 40 via the bus, and the gear controller 40 receives the D-stop request success signal and transmits the first control signal to the gear position indication. Lamp 70, control D gear indicator lights up, R gear indicator light goes out; if not allowed, the vehicle controller outputs a D gear request failure signal to the gear position controller 40 via the bus, and the gear position controller 40 receives the D gear request The failure signal sends a second control signal to the voice alarm module, and the voice alarm module is controlled to issue a gear failure failure tone. At this time, the gear indicator 70 keeps the R gear indicator light.

3.3) Switch the R block to the S block:

When the car is in the R-range state, the S-stop button is pressed, the knob 20 is maintained in the default position, the gear controller 40 receives the trigger information when the S-stop button is operated, and the gear controller 40 outputs the S-stop request signal and passes through the bus. It is transmitted to the vehicle controller, and the vehicle controller determines whether the S-stop request signal is allowed in combination with the conditions such as the vehicle speed. If allowed, the vehicle controller implements a shifting operation and outputs a S-stop request success signal to the gear controller 40 via the bus, and the gear controller 40 receives the S-stop request success signal and transmits the first control signal to the gear position indication. The lamp 70, the control S gear indicator lights up, and the R gear indicator light is turned off; if not, the vehicle controller outputs a S gear request failure signal to the gear position controller 40 through the bus, and the gear position controller 40 receives the S gear request. The failure signal sends a second control signal to the voice alarm module, and the voice alarm module is controlled to issue a gear failure failure tone. At this time, the gear indicator 70 keeps the R gear indicator light.

3.4) Switch the R gear to the P gear:

When the car is in the R-range state, the P-stop button is pressed, the knob 20 is maintained in the default position, the gear controller 40 receives the trigger information when the P-stop button is operated, and the gear controller 40 outputs the P-stop request signal and passes through the bus. It is transmitted to the vehicle controller, and the vehicle controller determines whether the P-stop request signal is allowed in combination with the conditions such as the vehicle speed. If allowed, the vehicle controller implements a shifting operation and outputs a P-stop request success signal to the gear controller 40 via the bus, and the gear controller 40 receives the P-stop request success signal and transmits the first control signal to the gear position indication. The lamp 70 controls the P-stop indicator to light up, and the R-stop indicator is off; if not, the vehicle controller outputs a P-stop request failure signal to the gear controller 40 via the bus, and the gear controller 40 receives the P-stop request. The failure signal sends a second control signal to the voice alarm module, and the voice alarm module is controlled to issue a gear failure failure tone. At this time, the gear indicator 70 keeps the R gear indicator light.

3.5) Other operations in the R block state:

When the automobile is in the R-range state, the knob 20 applies a rotational force to rotate the first predetermined stroke or the second predetermined stroke in the second direction, and after the knob 20 releases the handle, the knob 20 is reset and rebounded to the default position, and the gear controller 40 is stopped. After receiving the rotational position change information, no gear request information is output. At this time, the gear indicator 70 keeps the R gear indicator light, and the gear controller 40 controls the voice alarm module to issue a gear failure prompt tone.

4.1) D gear is switched to N gear:

When the automobile is in the D-range state, the knob 20 applies a rotational force to rotate the first predetermined stroke in the first direction, and the knob 20 resets and rebounds to the default position. Here, the position sensor 50 detects the rotational position change information, and outputs the rotational position change information to The gear position controller 40 receives the rotation position change information, determines that the gear position information is the N gear, and outputs the N gear request signal to the vehicle controller through the bus, and the vehicle controller determines the N according to the vehicle speed and the like. Whether the block request signal is allowed. If allowed, the vehicle controller implements a shifting operation and outputs a N-stop request success signal to the gear controller 40 via the bus. The gear controller 40 receives the N-stop request success signal and controls the N on the gear indicator light 70. The gear indicator light is on, and the D gear indicator is off; if not, the vehicle controller outputs a N-stop request failure signal to the gear controller 40 via the bus, and the gear controller 40 receives the N-stop request failure signal and controls the voice. The alarm module issues a shift failure prompt tone, and the gear indicator 70 keeps the D-stop indicator light.

4.2) D gear is switched to R gear:

When the automobile is in the D-range state, the knob 20 applies a rotational force to rotate the second predetermined stroke in the first direction, and the knob 20 resets and rebounds to the default position. Here, the position sensor 50 detects the rotational position change information, and outputs the rotational position change information. To the gear controller 40, the gear controller 40 receives the rotational position change information, determines that the gear position information is the R gear, and outputs the R gear request signal to the vehicle controller through the bus, and the vehicle controller determines the vehicle speed and the like. Whether the R block request signal is allowed. If allowed, the vehicle controller implements a shifting operation and outputs a R-stop request success signal to the gear controller 40 via the bus. The gear controller 40 receives the R-stop request success signal and controls the R on the gear indicator light 70. The gear indicator light is on, and the D gear indicator is off; if not, the vehicle controller outputs a R gear request failure signal to the gear controller 40 via the bus, and the gear controller 40 receives the R gear request failure signal and controls the voice. The alarm module issues a shift failure prompt tone, and the gear indicator 70 keeps the D-stop indicator light.

4.3) D block switches to S block

When the car is in the D-range state, the S-stop button is pressed, the knob 20 is maintained in the default position, the gear controller 40 receives the trigger information when the S-stop button is operated, and the gear controller 40 outputs the S-stop request signal and passes The bus is transmitted to the vehicle controller, and the vehicle controller determines whether the S-stop request signal is allowed according to conditions such as the vehicle speed. If allowed, the vehicle controller implements a shifting operation and outputs a S-stop request success signal to the gear controller 40 via the bus, and the gear controller 40 receives the S-stop request success signal and transmits the first control signal to the gear position indication. The lamp 70 controls the S-stop indicator to light up, and the D-stop indicator is off; if not, the vehicle controller outputs a S-stop request failure signal to the gear controller 40 via the bus, and the gear controller 40 receives the S-stop request. The failure signal sends a second control signal to the voice alarm module, and the voice alarm module is controlled to issue a gear failure failure tone. At this time, the gear indicator 70 keeps the D gear indicator light.

4.4) D gear is switched to P gear:

When the car is in the D range state, the P button is pressed, the knob 20 is kept in the default position, the gear controller 40 receives the trigger information when the P button is operated, and the gear controller 40 outputs the P gear request signal and passes The bus is transmitted to the vehicle controller, and the vehicle controller determines whether the P-stop request signal is allowed in combination with conditions such as the vehicle speed. If allowed, the vehicle controller implements a shifting operation and outputs a P-stop request success signal to the gear controller 40 via the bus, and the gear controller 40 receives the P-stop request success signal and transmits the first control signal to the gear position indication. The lamp 70 controls the P-stop indicator to light up, and the D-stop indicator is off; if not, the vehicle controller outputs a P-stop request failure signal to the gear controller 40 via the bus, and the gear controller 40 receives the P-stop request. The failure signal sends a second control signal to the voice alarm module, and the voice alarm module is controlled to issue a gear failure failure tone. At this time, the gear indicator 70 keeps the D gear indicator light.

4.5) Other operations in the D block state:

When the car is in the D-range state, the knob 20 applies a rotational force to rotate the first predetermined stroke or the second predetermined stroke in the first direction, and after the knob 20 releases the hand at the end of the rotation, the knob 20 is reset to rebound to the default position, and the gear controller 40 After receiving the rotational position change information, no gear request information is output. At this time, the gear indicator 70 keeps the D gear indicator light, and the gear controller 40 controls the voice alarm module to issue a gear failure prompt tone.

5.1) S block is switched to N block

When the automobile is in the S-stop state, the knob 20 applies a rotational force to rotate the first predetermined stroke in the first direction, and the knob 20 resets and rebounds to the default position. Here, the position sensor 50 detects the rotational position change information, and outputs the rotational position change information. To the gear controller 40, the gear controller 40 receives the rotational position change information, determines that the gear position information is the N gear, and outputs the N gear request signal to the vehicle controller through the bus, and the vehicle controller determines the vehicle speed and the like. Whether the N block request signal is allowed. If allowed, the vehicle controller implements a shifting operation and outputs a N-stop request success signal to the gear controller 40 via the bus. The gear controller 40 receives the N-stop request success signal and controls the N on the gear indicator light 70. The gear indicator light is on, and the S gear indicator is off; if not, the vehicle controller outputs a N-stop request failure signal to the gear controller 40 through the bus, and the gear controller 40 receives the N-stop request failure signal and controls the voice. The alarm module issues a shift failure prompt tone, and the gear indicator 70 keeps the S-stop indicator light.

5.2) S gear is switched to R gear:

When the automobile is in the S-range state, the knob 20 applies a rotational force to rotate the second predetermined stroke in the first direction, and the knob 20 resets and rebounds to the default position. Here, the position sensor 50 detects the rotational position change information, and outputs the rotational position change information. To the gear controller 40, the gear controller 40 receives the rotational position change information, determines that the gear position information is the R gear, and outputs the R gear request signal to the vehicle controller through the bus, and the vehicle controller determines the vehicle speed and the like. Whether the R block request signal is allowed. If allowed, the vehicle controller implements a shifting operation and outputs a R-stop request success signal to the gear controller 40 via the bus. The gear controller 40 receives the R-stop request success signal and controls the R on the gear indicator light 70. The gear indicator lights up and the S gear indicator goes out; if not, the vehicle controller outputs a R gear request failure signal to the gear controller 40 via the bus, and the gear controller 40 receives the R gear request failure signal and controls the voice. The alarm module issues a shift failure prompt tone, and the gear indicator 70 keeps the S-stop indicator light.

5.3) S gear is switched to D gear:

When the automobile is in the S-range state, the knob 20 applies a rotational force to rotate the second predetermined stroke in the second direction, and the knob 20 resets and rebounds to the default position. Here, the position sensor 50 detects the rotational position change information, and outputs the rotational position change information to The gear position controller 40 receives the rotation position change information, determines that the gear position information is the D gear, and transmits it to the vehicle controller through the bus. The vehicle controller determines whether the D gear request signal is combined with the vehicle speed and the like. allow. If allowed, the vehicle controller implements a shifting operation and outputs a D-stop request success signal to the gear controller 40 via the bus, and the gear controller 40 receives the D-stop request success signal and transmits the first control signal to the gear position indication. The lamp 70 controls the D gear indicator to light up, and the S gear indicator lights out; if not, the vehicle controller outputs a D gear request failure signal to the gear position controller 40 via the bus, and the gear position controller 40 receives the D gear request. The failure signal sends a second control signal to the voice alarm module, and the voice alarm module is controlled to issue a shift failure prompt tone. At this time, the gear indicator 70 keeps the S-stop indicator light.

5.4) S gear is switched to P gear:

When the car is in the S-stop state, the P-stop button is pressed, the knob 20 is maintained in the default position, the gear controller 40 receives the trigger information when the P-stop button is operated, and the gear controller 40 outputs the P-stop request signal and passes through the bus. It is transmitted to the vehicle controller, and the vehicle controller determines whether the P-stop request signal is allowed in combination with the conditions such as the vehicle speed. If allowed, the vehicle controller implements a shifting operation and outputs a P-stop request success signal to the gear controller 40 via the bus, and the gear controller 40 receives the P-stop request success signal and transmits the first control signal to the gear position indication. The lamp 70 controls the P-stop indicator to light up, and the S-stop indicator is off; if not, the vehicle controller outputs a P-stop request failure signal to the gear controller 40 via the bus, and the gear controller 40 receives the P-stop request. The failure signal sends a second control signal to the voice alarm module, and the voice alarm module is controlled to issue a shift failure prompt tone. At this time, the gear indicator 70 keeps the S-stop indicator light.

In the embodiment of the present disclosure, once the car is abnormally powered off, since the knob 20 can automatically return to the default position, when the fault is removed, the car is powered on again, and the gear will output the P gear as the normal state starts.

In addition, an embodiment of the present disclosure provides an automobile including a vehicle controller and the above-described shifting device, and a gear controller of the shifting device is coupled to the vehicle controller.

In an embodiment, the vehicle controller is connected to the gear controller through a bus, and the bus is preferably a CAN bus, and may also be a LIN bus or the like.

The shifting device and the automobile provided by the embodiments of the present disclosure are always located at the initial position of the gear track because the second end of the swing swing arm does not apply a rotational force on the knob or the rotational force applied on the knob disappears. The default position, in this way, after the misalignment of the gear shift occurs, since the knob will return to the default position after the operation ends, the operational safety hazard caused by the misoperation can be avoided; and, when the car is abnormally powered down, the swing pendulum is rotated. The second end of the arm is located at the initial position of the gear track. When the fault is recovered and the vehicle is powered on, when the knob does not apply a rotational force to drive the swing arm to rotate, the gear controller will not obtain the gear position information. When the vehicle is powered on, the initial default is the parking state, and there will be no safety hazard caused by the output gear when the vehicle maintains the fault, ensuring the safety of the car.

It is to be understood that the phrase "a", "an embodiment" or "an" or "an" In an embodiment or example. Thus, "a", "an" or "an" Furthermore, elements, structures, or characteristics described in one of the figures or an embodiment of the present disclosure may be combined with elements, structures, or features illustrated in one or more other figures or embodiments in any suitable manner. .

In addition, in one or more embodiments herein, such as "including" or "comprising" is used to indicate the presence of the listed features or components, but does not exclude the presence of one or more other listed features or one or more other Component.

In the present disclosure, the terms "installation", "connected", "connected", "fixed", "set", etc., are to be understood broadly, and may be fixed connections, for example, or It is detachable, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, which can be the internal communication of two elements or the interaction of two elements. The specific meanings of the above terms in the present disclosure can be understood by those skilled in the art on a case-by-case basis.

Furthermore, in an embodiment of the invention, relational terms such as first and second, etc. are used merely to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying between these entities or operations. There are any such actual relationships or sequences.

The above is a preferred embodiment of the present disclosure, and it should be noted that those skilled in the art can also make several improvements and refinements without departing from the principles of the present disclosure. It should be considered as the scope of protection of this disclosure.

Claims

A shifting device is applied to an automobile, wherein the shifting device comprises:

a mounting bracket, wherein the mounting bracket is fixedly provided with a gear track;

a knob connected to the mounting bracket through a rotating shaft;

a rotating swing arm, which is a movable member having elastic expansion and contraction, comprising a first end fixedly connected to the knob, and a second end connected in contact with the gear track, the second end of the rotary swing arm being capable of The gear track moves from the initial position toward the first direction or the second direction, and can cooperate with the gear track to move back to the initial position;

And a gear position controller for acquiring rotation position change information when the rotary swing arm rotates, and determining the input gear position information according to the rotation position change information.
The shifting device according to claim 1, wherein the knob is coupled to the rotary swing arm by a key to achieve circumferential fixation, and the rotary swing arm is mounted on the mounting bracket by a positioning bearing.
The shifting device according to claim 1 or 2, wherein the gear track includes at least two track faces that are symmetrical about the initial position, respectively located on a side from the initial position toward the first direction and From the initial position toward the other side of the second direction, and two adjacent track faces are located on different planes.
The shifting device according to claim 3, wherein a limit position is provided on one side of the gear rail from the initial position toward the first direction and the other side from the initial position toward the second direction to prevent the position The second end of the rotating swing arm moves out of the track surface of the gear track as it moves along the gear track.
The shifting device according to claim 3, wherein the swing arm includes a main arm body fixedly coupled to the knob and an auxiliary arm body in contact with the gear rail, the main arm body being provided a guiding portion, the auxiliary arm body is slidably sleeved inside the guiding portion, and is connected to the guiding portion by an elastic connecting member, by an elastic force of the elastic connecting member and based on the track surface The tilting angle, when the rotational force of the rotary swing arm disappears on the knob, moves back to the initial position along the gear track.
The shifting device according to claim 5, wherein the elastic connecting member is a spring, and the spring is disposed inside the guiding portion.
The shifting device according to claim 5, wherein one end of the auxiliary arm body in contact with the gear rail is formed as a tip end of a cone.
The shifting device according to claim 1, wherein the shifting device further comprises a position sensor, and the rotating swing arm is provided with a blocking piece that cooperates with the position sensor, the position sensor and the blocking The bit controller is connected to obtain rotation position change information when the rotary swing arm rotates according to the movement of the light shielding piece.
The shifting device according to claim 8, wherein the position sensor and the gear position controller are both fixedly disposed on the same printed circuit board.
The shifting device of claim 1 wherein said mounting bracket includes a shifting panel, said knob being coupled to said swivel arm through said shifting panel.
The shifting device of claim 10, wherein the shifting device further comprises: two gear buttons, the gear button is disposed on the shift panel and coupled to the gear controller;

Wherein, the gear position controller is configured to determine a trigger input of a parking gear operation or a sports gear operation according to trigger information when one of the gear positions is operated.
The shifting device of claim 10, wherein the shifting device further comprises: a gear indicator light, the gear indicator light is disposed on the shift panel and coupled to the gear position controller, And configured to receive a first control signal sent by the gear position controller, and illuminate an indicator light of the corresponding gear according to the first control signal.
The shifting device according to claim 1, wherein the shifting device further comprises: a voice alarm module, wherein the voice alarm module is disposed in the gear position controller for transmitting according to the gear position controller The second control signal emits an alarm voice.
The shifting device according to claim 1, wherein

The gear controller is further configured to send gear request information to the vehicle controller according to the gear information, so that the vehicle controller switches gears according to the gear information.
The shifting device according to claim 14, wherein the gear position controller is specifically configured to:

Determining, according to the current gear position and the rotational position change information of the rotary swing arm moving in the first direction, determining the gear position information input by the rotary force by the knob as neutral information or reverse gear information, and transmitting the neutral gear request information or the reverse gear request Information to the vehicle controller; determining, according to the current gear position and the rotational position change information of the rotary swing arm moving in the second direction, the gear position information input by the rotary force applied by the knob is neutral information or forward gear information Sending neutral request information or forward request information to the vehicle controller.
A vehicle, comprising a vehicle controller and a shifting device according to any one of claims 1 to 15, the gear controller of the shifting device being coupled to the vehicle controller.