CN117622305A - Steering wheel circle number limiter for steer-by-wire system - Google Patents
Steering wheel circle number limiter for steer-by-wire system Download PDFInfo
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- CN117622305A CN117622305A CN202311595104.7A CN202311595104A CN117622305A CN 117622305 A CN117622305 A CN 117622305A CN 202311595104 A CN202311595104 A CN 202311595104A CN 117622305 A CN117622305 A CN 117622305A
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- steering wheel
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- steering
- wire system
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- 238000000034 method Methods 0.000 claims abstract description 32
- 230000008569 process Effects 0.000 claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 238000009434 installation Methods 0.000 claims abstract description 5
- 238000013016 damping Methods 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 8
- 230000003139 buffering effect Effects 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 230000009471 action Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Abstract
The invention relates to the technical field of automobile steering, in particular to a steering wheel circle limiter for a steer-by-wire system, which comprises a mounting shell, a steering shaft and a hand feeling simulator, wherein the mounting shell is sleeved on the outer side of the steering shaft; the front end of the installation shell is fixed with an operation box body, and a limiting assembly used for limiting in the steering process of the steering shaft is arranged in the operation box body. According to the steering wheel circle limiter for the steering-by-wire system, through the mutual matching of the limiting assembly, the transmission assembly and the guide assembly, the threaded rod, the steering shaft and the steering wheel can not continue to rotate after rotating to a certain degree, the effect of limiting the number of turns of the steering wheel of the steering-by-wire system is achieved, the limiting function of the steering wheel of the steering-by-wire system can be realized, the limitation of software is not needed, the burden of parts such as a hand feeling simulator and the like is released, the limitation of a mechanical structure is realized, the stable number of turns of the steering wheel is ensured, and the driving experience is improved.
Description
Technical Field
The invention relates to the technical field of automobile steering, in particular to a steering wheel circle number limiter for a steer-by-wire system.
Background
The steering system of the automobile is mainly divided into a non-steer-by-wire system and a steer-by-wire system, for the non-steer-by-wire system, all components in the system are mechanically connected from an input end (steering wheel) to an output end (steering machine), so that the function of limiting the number of turns of the steering wheel is actually realized through the limit between the tail end of a rack of the steering machine and a steering machine shell, but for the steer-by-wire system, the whole system is not formed by connecting mechanical components due to the fact that an intermediate shaft of the middle part of the steering system is removed. If the steering wheel is not limited, the steering wheel is not limited to rotate, so that accurate electrical elements such as the time Zhong Danhuang and the torque angle sensor are damaged, the system function is invalid, and the driving safety is affected. The steer-by-wire system must add a steering wheel turn limit feature. At present, the steering wheel circle number limiting function in the steer-by-wire system is as follows: the drive-by-wire steering controller controls the motor to apply resistance to the worm and gear mechanism in the hand feeling simulator, so that the function of limiting the number of turns of the steering wheel is realized.
The limit defects of the steering wheel turns of the steer-by-wire system are as follows: 1. when a driver with larger stress on parts such as a worm wheel and a worm rotates a steering wheel with great force, the stress on the tooth surface of the worm wheel and the axial direction of the worm is larger, so that the steering performance of the drive-by-wire is reduced, and the service life is shortened; 2. only software can be used for limiting, namely, when the whole vehicle is powered off for a long time or the whole vehicle is not powered on, the worm and gear mechanism in the hand feeling simulator cannot receive the resistance of the motor, and further the number of turns of the steering wheel cannot be limited; 3. the sensor in the hand feeling simulator needs to be self-learning adjustment at an irregular time because the alignment middle position is limited by software control, and the number of turns of the steering wheel is unstable to Ji Zhongwei, so that the driving experience is affected.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a steering wheel circle limiter for a steer-by-wire system.
The technical scheme adopted for solving the technical problems is as follows: the steering wheel circle number limiter for the steer-by-wire system comprises a mounting shell, a steering shaft and a hand feeling simulator, wherein the mounting shell is sleeved on the outer side of the steering shaft; an operation box body is fixed at the front end of the installation shell, and a limiting assembly used for limiting in the steering process of the steering shaft is arranged in the operation box body;
the limiting assembly comprises two sliding blocks symmetrically arranged inside the operation box body, a useful strip-shaped plate is arranged inside the operation box body, the two sliding blocks are located between the two strip-shaped plates, two limiting plates used for limiting the sliding blocks in a propping mode are fixed on the strip-shaped plates, a transmission assembly used for driving the two sliding blocks and a first guiding assembly used for guiding the sliding blocks in the transmission process are arranged inside the operation box body, an adjusting assembly used for adjusting the distance between the two strip-shaped plates and a second guiding assembly used for guiding the sliding blocks in the adjustment process are arranged inside the operation box body, and a buffering assembly used for buffering the sliding blocks in the limiting process is arranged on the limiting plates.
The transmission assembly comprises a threaded rod which is rotationally connected inside the operation box body, a transmission plate is connected to the threaded rod in a threaded engagement mode, and the two sliding blocks are symmetrically fixed on two sides of the transmission plate.
The first guide assembly comprises first guide holes formed in the two sliding blocks, first guide rods are connected to the first guide holes in a sliding mode, and the first guide rods are fixed inside the operation box body.
The adjusting component comprises a double-end screw rod which is rotationally connected inside an operation box body, two thread sleeves are fixed on the strip-shaped plates, the two thread sleeves are respectively meshed with two ends of the double-end screw rod, and a driving motor for driving the double-end screw rod is arranged on the outer side of the operation box body.
Threads at two ends of the double-head screw rod are oppositely arranged in rotation directions.
The second guide assembly comprises a plurality of second guide holes formed in two strip-shaped plates, each second guide hole is connected with a second guide rod in a sliding mode, and the second guide rods are fixed in the operation box body.
The damping assembly comprises a mounting cylinder fixed on a limiting plate, a sliding plate is connected to the mounting cylinder in a sliding manner, a sliding rod is connected to one end of the mounting cylinder, which is close to the sliding plate, of the mounting cylinder in a sliding manner, one end of the sliding rod is fixed with the sliding plate, damping liquid is filled in the mounting cylinder, and a first control assembly and a plurality of groups of second control assemblies for controlling the circulation of the damping liquid are arranged on the sliding plate.
And a connecting spring for connecting the sliding plates is arranged in the mounting cylinder.
The first control assembly comprises a first mounting hole formed in the sliding plate, a first one-way valve is mounted on the first mounting hole, and the conducting direction of the first one-way valve is from one side of the inner sliding plate of the mounting cylinder away from the sliding rod to the other side of the inner sliding plate of the mounting cylinder.
The second control assembly comprises a second mounting hole formed in the sliding plate, a second one-way valve is mounted on the second mounting hole, and the second one-way valve is opposite to the first one-way valve.
The invention has the beneficial effects that:
according to the steering wheel circle limiter for the steering-by-wire system, through the mutual matching of the limiting assembly, the transmission assembly and the guide assembly, the threaded rod, the steering shaft and the steering wheel can not continue to rotate after rotating to a certain degree, the effect of limiting the number of turns of the steering wheel of the steering-by-wire system is achieved, the limiting function of the steering wheel of the steering-by-wire system can be realized, the limitation of software is not needed, the burden of parts such as a hand feeling simulator and the like is released, the limitation of a mechanical structure is realized, the stable number of turns of the steering wheel is ensured, and the driving experience is improved.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the overall configuration of a steering wheel turn limiter for a steer-by-wire system according to the present invention;
FIG. 2 is a schematic diagram of a limiting assembly and a first guiding assembly for a steering wheel turn limiter of a steer-by-wire system according to the present invention;
FIG. 3 is a schematic view of an adjusting assembly and a second guiding assembly for a steering wheel turn limiter of a steer-by-wire system according to the present invention;
FIG. 4 is a schematic diagram of a buffer assembly for a turn limiter of a steering wheel of a steer-by-wire system according to the present invention;
fig. 5 is an enlarged schematic view of the structure at a in fig. 4.
In the figure: 101. mounting a shell; 102. a steering shaft; 103. a hand feel simulator; 2. an operation box body; 301. a slide block; 302. a strip-shaped plate; 303. a limiting plate; 401. a first guide hole; 402. a first guide bar; 501. a threaded rod; 502. a drive plate; 601. double-end screw rod; 602. a thread sleeve; 603. a drive motor; 701. a second guide hole; 702. a second guide bar; 801. a mounting cylinder; 802. a slide plate; 803. a slide bar; 9. a connecting spring; 1001. a first mounting hole; 1002. a first one-way valve; 1101. a second mounting hole; 1102. and a second one-way valve.
Detailed Description
The following embodiments of the present invention are described in terms of specific examples, and those skilled in the art will appreciate the advantages and capabilities of the present invention from the disclosure herein. It should be noted that, the illustrations provided in the following embodiments are for illustration only, and are shown in schematic drawings, not physical drawings, and are not to be construed as limiting the invention, and in order to better illustrate the embodiments of the invention, certain components in the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
In the description of the present invention, it should be understood that, if there are terms such as "upper", "lower", "left", "right", "front", "rear", etc., that indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, it is merely for convenience in describing the present invention and simplifying the description, and does not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration, and should not be construed as limiting the present invention, and that the specific meanings used above may be understood by those of ordinary skill in the art according to circumstances.
As shown in fig. 1-5, the steering wheel circle limiter for the steer-by-wire system comprises a mounting shell 101, a steering shaft 102 and a hand feeling simulator 103, wherein the mounting shell 101 is sleeved on the outer side of the steering shaft 102; the front end of the mounting shell 101 is fixed with an operation box body 2, and a limiting component used for limiting in the steering process of the steering shaft 102 is arranged in the operation box body 2;
through spacing subassembly, drive assembly and direction subassembly's mutually supporting, threaded rod 501, steering spindle 102 and steering wheel that make rotate and can't continue to rotate after the certain degree, play the spacing effect of the number of turns of steering wheel rotation of steering system, whole spacing in-process, can realize the spacing function of steering wheel of steering system of drive-by-wire, it is spacing not with the help of software, the burden of spare parts such as release feel simulator and through mechanical structure, guarantee stable steering wheel number of turns, promote driving experience.
The limiting assembly comprises two sliding blocks 301 symmetrically arranged in the operation box body 2, a plurality of strip-shaped plates 302 are arranged in the operation box body 2, the two sliding blocks 301 are positioned between the two strip-shaped plates 302, two limiting plates 303 used for limiting the sliding blocks 301 in a propping mode are fixed on the strip-shaped plates 302, a transmission assembly used for transmitting the two sliding blocks 301 and a first guiding assembly used for guiding the sliding blocks 301 in the transmission process are arranged in the operation box body 2, an adjusting assembly used for adjusting the distance between the two strip-shaped plates 302 and a second guiding assembly used for guiding the sliding blocks in the adjustment process are arranged in the operation box body 2, and a buffering assembly used for buffering the sliding blocks 301 in the limiting process is arranged on the limiting plates 303; the transmission assembly comprises a threaded rod 501 rotatably connected inside the operation box body 2, a transmission plate 502 is connected to the threaded rod 501 in a threaded engagement manner, and two sliding blocks 301 are symmetrically fixed on two sides of the transmission plate 502; the first guide assembly comprises a first guide hole 401 formed in the two sliding blocks 301, a first guide rod 402 is connected to the first guide hole 401 in a sliding manner, and the first guide rod 402 is fixed in the operation box body 2; in the process of rotating the steering shaft 102, the threaded rod 501 is driven to rotate in the operation box 2, in the process of rotating the threaded rod 501, the transmission plate 502 and the two sliding blocks 301 are driven to move through the mutual meshing transmission between the threaded rod 501 and the transmission plate 502, in the process of moving the two sliding blocks 301, the two sliding blocks 301 after being stressed slide between the two strip-shaped plates 302 under the guiding action of the first guide holes 401 and the first guide rods 402, and in the sliding process, the movement of the sliding blocks 301 is blocked and limited through the limiting plates 303.
Specifically, the adjusting component comprises a double-headed screw 601 rotatably connected inside the operation box body 2, two strip-shaped plates 302 are fixedly provided with threaded sleeves 602, the two threaded sleeves 602 are respectively meshed with two ends of the double-headed screw 601, and a driving motor 603 for driving the double-headed screw 601 is arranged on the outer side of the operation box body 2; threads at two ends of the double-end screw rod 601 are oppositely arranged in rotation direction; the second guide assembly comprises a plurality of second guide holes 701 formed in the two strip-shaped plates 302, each second guide hole 701 is connected with a second guide rod 702 in a sliding manner, and the second guide rods 702 are fixed in the operation box body 2; in the limiting process, the double-end screw rod 601 is driven to rotate through the driving motor 603, threads at two ends of the double-end screw rod 601 are oppositely arranged in a rotating mode, in the rotating process of the double-end screw rod 601, the double-end screw rod 601 is respectively in meshed transmission with the two thread sleeves 602, the two strip-shaped plates 302 are driven to move under the force, in the moving process of the two strip-shaped plates 302, the two strip-shaped plates 302 after the force are enabled to move close to or far away from each other under the sliding guiding action of the second guiding holes 701 and the second guiding rods 702, the distance between the limiting plates 303 on the two strip-shaped plates 302 is adjusted, and the steering wheel of the wire control steering system can be limited under different steering turns through the adjustment of the distance, so that the steering wheel is suitable for limiting protection under different condition conditions.
Specifically, the buffer assembly comprises a mounting cylinder 801 fixed on the limiting plate 303, a sliding plate 802 is slidably connected on the mounting cylinder 801, a sliding rod 803 is slidably connected to one end of the mounting cylinder 801, which is close to the sliding block 301, one end of the sliding rod 803 is fixed with the sliding plate 802, damping fluid is filled in the mounting cylinder 801, and a first control assembly and a plurality of groups of second control assemblies for controlling the circulation of the damping fluid are arranged on the sliding plate 802.
Specifically, the inside of the installation cylinder 801 is provided with a connecting spring 9 for connecting the slide plate 802; the return movement of the stressed slide plate 802 is facilitated by the connecting spring 9.
Specifically, the first control component includes a first mounting hole 1001 formed on the sliding plate 802, a first check valve 1002 is mounted on the first mounting hole 1001, and the conducting direction of the first check valve 1002 is from one side of the inner sliding plate 802 of the mounting cylinder 801 far from the sliding rod 803 to the other side; in the process of propping up and limiting the sliding block 301 through the limiting plate 303, along with the movement of the sliding block 301 leaning against the limiting plate 303, the sliding block 301 is propped against the sliding rod 803 to push the sliding plate 802 to slide in the mounting cylinder 801, and the first one-way valve 1002 is arranged from one side of the inner sliding plate 802 of the mounting cylinder 801 far away from the sliding rod 803 to the other side, and the second one-way valve 1102 is opposite to the first one-way valve 1002, so that damping liquid in the mounting cylinder 801 only passes through a single first one-way valve 1002 through propped sliding of the sliding plate 802, a damping mechanism is generated, the force of the sliding block 301 propping up and impacting the limiting plate 303 is reduced, and the effect of protecting the limiting plate 303 is achieved.
Specifically, the second control assembly includes a second mounting hole 1101 formed on the sliding plate 802, and a second check valve 1102 is mounted on the second mounting hole 1101, where the second check valve 1102 is opposite to the first check valve 1002; when the sliding block 301 does not prop against the sliding rod 803, the sliding plate 802 is pushed to reset through the connecting spring 9, and in the resetting process, the resistance liquid in the installation cylinder 801 passes through each second one-way valve 1102, so that the damping effect is reduced, the sliding plate 802 can be conveniently and quickly reset, and the follow-up efficient damping buffer protection can be conveniently and quickly performed through the sliding plate 802.
Working principle: when the steer-by-wire system is operated and used, the steering shaft 102 is driven to rotate by the steering wheel, and in the process of rotating the steering shaft 102, the steering wheel of the automobile is driven to steer by the mutual cooperation between the steering shaft 102 and the hand feeling simulator 103;
in the process of rotating the steering shaft 102, the threaded rod 501 is driven to rotate in the operation box body 2, in the process of rotating the threaded rod 501, the transmission plate 502 and the two sliding blocks 301 are driven to move through the mutual meshing transmission between the threaded rod 501 and the transmission plate 502, in the process of moving the two sliding blocks 301, the two sliding blocks 301 after being stressed slide between the two strip-shaped plates 302 through the guiding action of the first guide holes 401 and the first guide rods 402, in the sliding process, the limiting plates 303 block and limit the movement of the sliding blocks 301, the threaded rod 501, the steering shaft 102 and the steering wheel cannot continue to rotate after rotating to a certain degree, the effect of limiting the rotation number of turns of the steering wheel of the wire steering system is achieved, the whole limiting process can realize the limiting function of the steering wheel of the wire steering system, the burden of parts such as a hand feeling simulator is released without the help of software limiting, the number of turns of the steering wheel is ensured to be stable through the mechanical structure limiting, and the driving experience is improved;
in the limiting process, the double-end screw rod 601 is driven to rotate through the driving motor 603, threads at two ends of the double-end screw rod 601 are oppositely arranged, in the rotating process of the double-end screw rod 601, the double-end screw rod 601 is respectively in meshed transmission with the two thread sleeves 602 to drive the two strip-shaped plates 302 to move, in the moving process of the two strip-shaped plates 302, the two strip-shaped plates 302 after being stressed are enabled to move close to or far away from each other through the sliding guiding action of the second guiding holes 701 and the second guiding rods 702, the spacing between the limiting plates 303 on the two strip-shaped plates 302 is adjusted, and the steering wheel of the wire control steering system can be limited under different steering turns through the adjustment of the spacing, so that the wire control steering wheel is suitable for limiting protection under different condition conditions;
in the process of propping and limiting the sliding block 301 through the limiting plate 303, along with the movement of the sliding block 301 leaning against the limiting plate 303, the sliding block 301 is propped against the sliding rod 803, the sliding plate 802 is pushed to slide in the mounting cylinder 801, the conducting direction of the first one-way valve 1002 is from one side of the mounting cylinder 801 far away from the sliding rod 803 to the other side, the second one-way valve 1102 is opposite to the first one-way valve 1002, the damping liquid in the mounting cylinder 801 only passes through a single first one-way valve 1002 through propped sliding of the sliding plate 802, a damping mechanism is generated, the force of the sliding block 301 propping against the limiting plate 303 is reduced, the effect of protecting the limiting plate 303 is achieved, when the sliding block 301 does not prop against the sliding rod 803, the sliding plate 802 is pushed to reset through the connecting spring 9, the resistance liquid in the mounting cylinder 801 passes through the second one-way valves 1102 in the resetting process, the damping effect is reduced, the quick resetting of the sliding plate 802 is facilitated, and the subsequent high-efficient damping buffering protection is facilitated through the quick resetting of the sliding plate 802.
The above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered by the scope of the claims of the present invention. The technology, shape, and construction parts of the present invention, which are not described in detail, are known in the art.
Claims (10)
1. The steering wheel circle limiter for the steer-by-wire system comprises a mounting shell (101), a steering shaft (102) and a hand feeling simulator (103), wherein the mounting shell (101) is sleeved on the outer side of the steering shaft (102); the method is characterized in that: an operation box body (2) is fixed at the front end of the installation shell (101), and a limiting assembly used for limiting in the steering process of the steering shaft (102) is arranged in the operation box body (2);
the limiting assembly comprises two sliding blocks (301) symmetrically arranged inside an operation box body (2), a plurality of strip-shaped plates (302) are arranged inside the operation box body (2), the two sliding blocks (301) are located between the two strip-shaped plates (302), two limiting plates (303) used for limiting the sliding blocks (301) in a propping mode are fixed on the strip-shaped plates (302), a transmission assembly used for transmitting the two sliding blocks (301) and a first guiding assembly used for guiding the sliding blocks (301) in the transmission process are arranged inside the operation box body (2), an adjusting assembly used for adjusting the distance between the two strip-shaped plates (302) and a second guiding assembly used for guiding the sliding blocks in the adjustment process are arranged inside the operation box body (2), and a buffering assembly used for buffering the sliding blocks (301) in the limiting process is arranged on the limiting plates (303).
2. A steering wheel turn limiter for a steer-by-wire system as defined in claim 1 wherein: the transmission assembly comprises a threaded rod (501) which is rotationally connected inside the operation box body (2), a transmission plate (502) is connected to the threaded rod (501) in a threaded engagement mode, and two sliding blocks (301) are symmetrically fixed on two sides of the transmission plate (502).
3. A steering wheel turn limiter for a steer-by-wire system as defined in claim 2 wherein: the first guide assembly comprises first guide holes (401) formed in the two sliding blocks (301), first guide rods (402) are connected to the first guide holes (401) in a sliding mode, and the first guide rods (402) are fixed inside the operation box body (2).
4. A steering wheel turn limiter for a steer-by-wire system as defined in claim 1 wherein: the adjusting component comprises a double-end screw rod (601) which is rotationally connected inside an operation box body (2), a thread sleeve (602) is fixed on each strip-shaped plate (302), the thread sleeves (602) are respectively meshed with two ends of the double-end screw rod (601), and a driving motor (603) for driving the double-end screw rod (601) is arranged on the outer side of the operation box body (2).
5. A steering wheel turn limiter for a steer-by-wire system as defined in claim 4 wherein: threads at two ends of the double-end screw rod (601) are oppositely arranged in rotation direction.
6. A steering wheel turn limiter for a steer-by-wire system as defined in claim 5 wherein: the second guide assembly comprises a plurality of second guide holes (701) formed in two strip-shaped plates (302), each second guide hole (701) is connected with a second guide rod (702) in a sliding mode, and the second guide rods (702) are fixed in the operation box body (2).
7. A steering wheel turn limiter for a steer-by-wire system as defined in claim 1 wherein: the damping assembly comprises a mounting cylinder (801) fixed on a limiting plate (303), a sliding plate (802) is slidably connected onto the mounting cylinder (801), a sliding rod (803) is slidably connected onto one end of the mounting cylinder (801) close to the sliding block (301), one end of the sliding rod (803) is fixed with the sliding plate (802), damping liquid is filled in the mounting cylinder (801), and a first control assembly and a plurality of groups of second control assemblies for damping liquid circulation control are arranged on the sliding plate (802).
8. A steering wheel turn limiter for a steer-by-wire system as defined in claim 7 wherein: the inside of the mounting cylinder (801) is provided with a connecting spring (9) for connecting the sliding plate (802).
9. A steering wheel turn limiter for a steer-by-wire system as defined in claim 7 wherein: the first control assembly comprises a first mounting hole (1001) formed in the sliding plate (802), a first one-way valve (1002) is mounted on the first mounting hole (1001), and the conducting direction of the first one-way valve (1002) is from one side to the other side of the inner sliding plate (802) of the mounting cylinder (801), which is far away from the sliding rod (803).
10. A steering wheel turn limiter for a steer-by-wire system as defined in claim 9 wherein: the second control assembly comprises a second mounting hole (1101) formed in the sliding plate (802), a second one-way valve (1102) is mounted on the second mounting hole (1101), and the second one-way valve (1102) is opposite to the first one-way valve (1002).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311595104.7A CN117622305A (en) | 2023-11-27 | 2023-11-27 | Steering wheel circle number limiter for steer-by-wire system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311595104.7A CN117622305A (en) | 2023-11-27 | 2023-11-27 | Steering wheel circle number limiter for steer-by-wire system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117622305A true CN117622305A (en) | 2024-03-01 |
Family
ID=90017470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311595104.7A Pending CN117622305A (en) | 2023-11-27 | 2023-11-27 | Steering wheel circle number limiter for steer-by-wire system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117622305A (en) |
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2023
- 2023-11-27 CN CN202311595104.7A patent/CN117622305A/en active Pending
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