CN213619947U - Novel automobile steering device - Google Patents
Novel automobile steering device Download PDFInfo
- Publication number
- CN213619947U CN213619947U CN202022655918.3U CN202022655918U CN213619947U CN 213619947 U CN213619947 U CN 213619947U CN 202022655918 U CN202022655918 U CN 202022655918U CN 213619947 U CN213619947 U CN 213619947U
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- CN
- China
- Prior art keywords
- steering
- motor
- steering wheel
- main controller
- turn
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- Expired - Fee Related
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- Steering Control In Accordance With Driving Conditions (AREA)
- Power Steering Mechanism (AREA)
Abstract
The utility model relates to a novel automobile steering device, which comprises a steering wheel mechanism, a steering actuating mechanism and a main controller, wherein the steering wheel mechanism consists of a steering wheel, a steering column and a road sensing motor, the steering column is provided with a steering wheel corner torque sensor, and the road sensing motor and the steering wheel corner torque sensor are connected with the main controller and used for transmitting steering signals through the main controller; the steering actuating mechanism consists of a steering actuating motor, a steering driving shaft, a steering transmission shaft, a steering knuckle assembly and a steering wheel, wherein a displacement sensor is installed on the steering knuckle assembly; the steering engine and the oil circuit system in the traditional steering are reduced, the vehicle collision safety is improved, the mechanical connection is adopted, and the response speed of the electric signals is synchronous; the road sensing motors are directly connected, so that the driving characteristics are improved, and the maneuverability is enhanced.
Description
Technical Field
The utility model belongs to the technical field of vehicle chassis turns to, concretely relates to novel auto steering device.
Background
A series of devices that are currently used to change or maintain the direction of travel or reverse of a vehicle are known as vehicle steering systems. The function of the steering system of the automobile is to control the driving direction of the automobile according to the intention of the driver. The automobile steering system is of great importance to the running safety of an automobile, and the existing steering systems are a mechanical steering system and a power steering system; the two modes have the problems of heavy direction, heavy steering, insufficient turning and the like.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a for solving the problem among the prior art and proposing, its aim at provides a novel auto steering device, has solved the problem that the operability is poor, driving characteristic is unstable.
A novel automobile steering device comprises a steering wheel mechanism, a steering executing mechanism and a main controller, wherein the steering wheel mechanism consists of a steering wheel, a steering column and a road sensing motor, the steering column is provided with a steering wheel corner torque sensor, and the road sensing motor and the steering wheel corner torque sensor are connected with the main controller and used for transmitting steering signals through the main controller; the steering actuating mechanism is composed of a steering actuating motor, a steering driving shaft, a steering transmission shaft, a steering knuckle assembly and a steering wheel, wherein a displacement sensor is installed on the steering knuckle assembly, the steering actuating motor is connected with a steering actuating motor controller, the steering actuating motor controller and the displacement sensor are connected with a main controller, and the steering actuating motor controller and the displacement sensor are used for completing steering through the main controller.
Preferably, the steering executing motor is connected with the steering driving shaft and the steering driving shaft is connected with the steering transmission shaft through transmission belts.
Preferably, the main controller is connected with a CAN bus.
Preferably, the road-sensing motor is fixed to the mounting bracket by bolts.
Preferably, the steering driving shaft is mounted on the fixed bracket.
The novel automobile steering device reduces the steering engine and the oil circuit system in the traditional steering, improves the collision safety of the vehicle, reduces the weight by about 5KG, and saves the development cost; the steering response is faster, mechanical connection is adopted, and the response speed of electric signals is synchronous; the steering safety is improved, the error operation is automatically prevented, and the steering device is safer; the design freedom degree is improved, so that the cabin arrangement space is larger; the road sensing motors are directly connected, so that the driving characteristics are improved, and the maneuverability is enhanced; the intelligence is higher, can realize unmanned communication connection.
Drawings
Fig. 1 is a schematic structural diagram of the steering wheel mechanism of the present invention.
Fig. 2 is a schematic structural view of the steering actuator of the present invention.
Description of the reference numerals
1-a steering wheel mechanism, 11-a steering wheel, 12-a steering column, 121-a steering wheel corner torque sensor and 13-a road sensing motor; 2-a steering actuating mechanism, 21-a steering actuating motor, 22-a steering driving shaft, 23-a steering transmission shaft, 24-a steering knuckle assembly, 25-a steering wheel, 26-a displacement sensor and 211-a steering actuating motor controller; 3-a main controller; 4-CAN bus; 5, mounting a bracket; 6-fixing the bracket.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model discloses an embodiment, refer to fig. 1, a novel car turns to device, including steering wheel mechanism 1, steering actuator 2 and main control unit 3, steering wheel mechanism 1 comprises steering wheel 11, steering column 12, way sense motor 13, steering column 12 installs steering wheel corner torque sensor 121, way sense motor 13, steering wheel corner torque sensor 121 all are connected with main control unit 3, be used for transmitting turn signal through main control unit 3, the main function of steering wheel mechanism 1 is to convert driver's steering intention (through measuring the steering wheel corner) into digital signal, and transmit to main control unit 3; the road feel motor 13 simultaneously receives a torque signal sent by the main controller 3, generates steering wheel aligning torque so as to provide corresponding steering feel for a driver, and the road feel motor 13 is fixed on the mounting bracket 5 through bolts.
The steering actuating mechanism 2 consists of a steering actuating motor 21, a steering driving shaft 22, a steering transmission shaft 23, a steering knuckle assembly 24 and a steering wheel 25, a mechanical spline is arranged at the top of the steering knuckle assembly 24, a displacement sensor 26 is mounted on the mechanical spline and connected by adopting the mechanical spline, the response speed of an electric signal is synchronous, the steering actuating motor 21 is connected with a steering actuating motor controller 211, the steering actuating motor controller 211 and the displacement sensor 26 are both connected with the main controller 3 and used for completing steering through the main controller 3; the steering actuator 2 is configured to receive a command from the main controller 3, and to control the turning of the steerable wheels 25 by the steering actuator motor controller 211 so as to achieve the steering intention of the driver, and the steering main shaft 22 is attached to the fixed bracket 6.
The steering executing motor 21 is connected with the steering driving shaft 22, and the steering driving shaft 22 is connected with the steering transmission shaft 23 through transmission belts.
The main controller 3 is connected with a CAN bus 4, the main controller 3 analyzes and processes collected signals (including signals provided by the CAN line 4), judges the motion state of the automobile, sends instructions to a road sensing motor 13 and a steering execution motor 21 of the steering wheel mechanism 1, controls the work of the two motors, ensures that the automobile has ideal vehicle response under various working conditions, reduces the compensation task of the automobile steering characteristic along with the change of the automobile speed by a driver, and lightens the burden of the driver. Meanwhile, the main controller 3 CAN also realize the identification of the operation instruction of the driver through the information interaction with the CAN bus 4, and judge whether the steering operation of the driver is reasonable in the current state. When the automobile is in an unstable state or a driver gives an error instruction, the steering device can shield the wrong steering operation of the driver, and the steering device can automatically perform stable control, so that the automobile can be restored to the stable state as soon as possible.
The utility model provides a steering gear drive-by-wire design thinking has laid the basis for unmanned driving turns to the development, and adaptability is wider, and is more intelligent, safe, has improved product market competition.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The novel automobile steering device is characterized by comprising a steering wheel mechanism (1), a steering executing mechanism (2) and a main controller (3), wherein the steering wheel mechanism (1) consists of a steering wheel (11), a steering column (12) and a road sense motor (13), the steering column (12) is provided with a steering wheel corner torque sensor (121), and the road sense motor (13) and the steering wheel corner torque sensor (121) are both connected with the main controller (3) and used for transmitting steering signals through the main controller (3); turn to actuating mechanism (2) by turn to actuating motor (21), turn to driving shaft (22), steering drive shaft (23), knuckle assembly (24) and directive wheel (25) and constitute, install displacement sensor (26) on knuckle assembly (24), turn to actuating motor (21) and be connected with and turn to actuating motor controller (211), displacement sensor (26) and all be connected with main control unit (3), be used for accomplishing through main control unit (3) and turn to.
2. The novel automobile steering device according to claim 1, characterized in that the steering execution motor (21) is connected with the steering driving shaft (22), and the steering driving shaft (22) is connected with the steering transmission shaft (23) through transmission belts.
3. The new motor vehicle steering device according to claim 1, characterized in that a CAN bus (4) is connected to the master controller (3).
4. The novel automobile steering device according to claim 1, characterized in that the road-sensing motor (13) is fixed on the mounting bracket (5) through bolts.
5. The new motor vehicle steering device according to claim 1, characterized in that the steering driving shaft (22) is mounted on a fixed bracket (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022655918.3U CN213619947U (en) | 2020-11-17 | 2020-11-17 | Novel automobile steering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022655918.3U CN213619947U (en) | 2020-11-17 | 2020-11-17 | Novel automobile steering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213619947U true CN213619947U (en) | 2021-07-06 |
Family
ID=76633987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022655918.3U Expired - Fee Related CN213619947U (en) | 2020-11-17 | 2020-11-17 | Novel automobile steering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213619947U (en) |
-
2020
- 2020-11-17 CN CN202022655918.3U patent/CN213619947U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210706 Termination date: 20211117 |
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| CF01 | Termination of patent right due to non-payment of annual fee |