CN116691819A - Integrated reluctance steering device - Google Patents
Integrated reluctance steering device Download PDFInfo
- Publication number
- CN116691819A CN116691819A CN202310691895.7A CN202310691895A CN116691819A CN 116691819 A CN116691819 A CN 116691819A CN 202310691895 A CN202310691895 A CN 202310691895A CN 116691819 A CN116691819 A CN 116691819A
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- Prior art keywords
- driving
- assembly
- driving rod
- rotor
- stator
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- 238000000034 method Methods 0.000 claims abstract description 7
- 230000008569 process Effects 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 13
- 230000033001 locomotion Effects 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- 230000007246 mechanism Effects 0.000 description 15
- 230000009347 mechanical transmission Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
- B62D5/0418—Electric motor acting on road wheel carriers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Steering Mechanism (AREA)
Abstract
The invention discloses an integrated reluctance steering device which is characterized by comprising a connecting rod, a driving rod and a stator assembly, wherein the end part of the driving rod is connected with the connecting rod, a driving cavity is arranged on the stator assembly, and the driving rod is connected in the driving cavity in a sliding way; a driving magnetic field is generated in the stator assembly, a rotor assembly is arranged on the driving rod, and at least part of the rotor assembly is positioned in the driving cavity in the process that the driving rod slides along the driving cavity; when the stator component and the rotor component are in a state of being opposite to each other, the central lines of the magnetic poles are coincident; when the rotor component moves to a skew state, the driving magnetic field forms electromagnetic tension with magnetic resistance property to drive the rotor component to move from the skew state to the central line of the magnetic pole, and the magnetic resistance steering device adopts brushless and permanent magnet-free design, and has the advantages of simple structure, stable operation, high temperature resistance, low noise and long service life; meanwhile, the integrated design is adopted, the energy conversion rate is high, and the whole volume is smaller.
Description
Technical Field
The present invention relates to a steering device, and more particularly, to an integrated reluctance steering device.
Background
The steering mechanism of a vehicle is an important component of the vehicle. When driving, the control force acted on the steering wheel deflects the wheels by a certain angle through the steering mechanism, so as to realize the steering of the automobile. The performance of the steering mechanism is one of the important indicators for measuring the quality of the automobile.
The steering mechanism of the automobile used in the market at present mainly has two types, one type is a mechanical transmission steering mechanism, the steering mechanism mainly transmits torque through a steering wheel, and the steering mechanism is amplified through a mechanical structure (a lever, a balance wheel and the like) to drive the automobile to rotate, the steering mechanism has a simple structure and reliable performance, but the steering amplitude is small, the steering wheel needs to rotate for a plurality of circles to realize steering, and in addition, under the condition of a large-sized vehicle and a heavy load, the steering wheel needs to provide larger torque, so that the steering of a driver is more laborious; the second is motor drive steering mechanism, mainly rotates through the steering wheel, outputs and turns to the signal, driving motor, and the rethread motor pivot drive turns to the turbine worm structure on the device, realizes steering mechanism and rotates, under the auxiliary drive of motor, the navigating mate no longer need provide too big torsion at the in-process that turns to, and the steering wheel turns to more relaxed, but the required torsion that provides of vehicle turns to does not reduce, needs the motor to provide bigger moment of torsion for car steering mechanism needs to consider driving motor's mounting means and installation space alone in the design process, leads to overall structure complicacy, the volume is great.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide an integrated reluctance steering device which adopts brushless and permanent magnet-free designs, has simple structure, stable operation, high temperature resistance, low noise and long service life; meanwhile, the integrated design is adopted, the energy conversion rate is high, and the whole volume is smaller.
In order to achieve the above purpose, the present invention provides the following technical solutions: the integrated reluctance steering device comprises a connecting rod, a driving rod and a stator assembly, wherein the end part of the driving rod is connected with the connecting rod, a driving cavity is arranged on the stator assembly, and the driving rod is connected in the driving cavity in a sliding manner;
a driving magnetic field is generated in the stator assembly, a rotor assembly is arranged on the driving rod, and at least part of the rotor assembly is positioned in the driving cavity in the process of sliding of the driving rod along the driving cavity;
when the stator component and the rotor component are in a state of being opposite to each other, the central lines of the magnetic poles are coincident;
when the rotor assembly moves to the skew state, the driving magnetic field forms electromagnetic pulling force with magnetic resistance property, and the rotor assembly is driven to move from the skew state to the magnetic pole center line.
In summary, the invention has the following beneficial effects: 1. the integrated design is adopted, so that the energy conversion rate is high, and the whole volume is smaller;
2. the reluctance linear motor is direct-driven, has a simple structure, is stable to operate, is high-temperature resistant, low in noise and long in service life;
3. the steering mechanism is more sensitive by combining induction control with remote control;
4. the redundant design is adopted, and the mechanical transmission drives the wheels to steer to act as a plan.
Drawings
FIG. 1 is a schematic perspective view of a reluctance steering device;
FIG. 2 is a schematic perspective view of a driving rod;
fig. 3 is a schematic perspective view of a stator assembly.
Reference numerals: 1. a connecting rod; 2. a driving rod; 21. a mover assembly; 22. a mover tooth; 23. a mover yoke; 24. the first limiting retainer ring; 25. the second limiting retainer ring; 26. a rack; 3. a stator assembly; 31. a drive chamber; 32. stator teeth; 33. a stator yoke; 4. a wheel; 41. a universal shaft; 5. a transmission assembly; 51. a steering wheel; 52. and (3) a turbine.
Detailed Description
The invention will now be described in further detail with reference to the drawings and examples. Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "bottom" and "top", "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.
Referring to fig. 1 to 3, in order to achieve the above object, the present invention provides the following technical solutions: the integrated reluctance steering device comprises a connecting rod 1, a driving rod 2 and a stator assembly 3, wherein the end part of the driving rod 2 is connected with the connecting rod 1, a driving cavity 31 is arranged on the stator assembly 3, and the driving rod 2 is connected in the driving cavity 31 in a sliding manner;
a driving magnetic field is generated in the stator assembly 3, a rotor assembly 21 is arranged on the driving rod 2, and at least part of the rotor assembly 21 is positioned in the driving cavity 31 in the sliding process of the driving rod 2 along the driving cavity 31;
when the stator assembly 3 and the rotor assembly 21 are in a state of being opposite to each other, the magnetic pole center lines are coincident;
when the mover assembly 21 moves to the skewed state, the driving magnetic field forms an electromagnetic pull of a magneto-resistive nature, driving the mover assembly 21 from the skewed state toward the pole centerline.
According to the design of the invention, the universal shafts 41 on the wheels 4 at the two ends are connected through the connecting rod 1, when the steering wheel 51 is rotated, the driving rod 2 is moved through the transmission assembly 5, and the driving rod 2 slides in the driving cavity 31.
The original magnetic pole center line is in a coincident state (the rotor assembly 21 and the stator assembly 3 are in a right-opposite state), magnetic force lines are skewed along with the movement of the driving rod 2, and the magnetic resistance of a magnetic force line closed loop is minimum, so that tangential magnetic resistance moment is generated, the rotor assembly 21 rotates under the action of the magnetic resistance moment to strive to return to the magnetic pole center line coincident state, and the driving force in the same direction is generated, so that the steering of an operator is more labor-saving.
Or, when the stator assembly 3 is in three-phase or two-phase or single-phase capacitor split-phase operation, the driving magnetic field moves and changes into the moving magnetic field, the displacement of the moving magnetic field is equivalent to the displacement of the magnetic poles of the stator assembly 3, and the magnetic force lines are necessarily in a skew state between the magnetic poles of the stator assembly 3 and the rotor assembly 21 in a state that the rotor assembly 21 is not moving, so that a magnetic resistance moment is generated, and the driving rod 2 moves along the direction of the moving magnetic field under the action of the magnetic resistance moment, so that the control end controls the stator assembly 3 to perform split-phase operation only through the Bluetooth module or the wifi module. Therefore, different road sections are matched with different steering ratios, and the control is more accurate under the condition that the steering force of a driver is saved.
Compared with the prior mechanical transmission, the device can provide driving force through the driving rod in the rotating process, thereby reducing the torsion during rotation and achieving the effect of saving power.
Compared with the existing motor transmission, the invention has the advantages of simple structure, small volume, high energy conversion rate and quick reaction.
Therefore, the linear reluctance motor is adopted to drive the automobile steering mechanism, and the problems of large auxiliary steering volume, low energy conversion rate, slow response and the like of an external drive motor of the existing automobile steering mechanism are solved.
The rotor assembly 21 comprises rotor teeth 22 and rotor yokes 23 which are arranged on the driving rod 2, and the rotor teeth 22 and the rotor yokes 23 are provided with a plurality of groups and are arranged at equal intervals along the length direction of the driving rod 2.
The stator assembly 3 is formed by superposing a plurality of silicon steel sheets, the stator assembly 3 comprises stator teeth 32 and a stator yoke 33, the stator teeth 32 are used for winding, and when the tooth tops of the rotor teeth 22 and the tooth tops of the stator teeth 32 are in a state of being opposite, the magnetic pole center lines are superposed;
when the mover assembly 21 moves a certain distance, the magnetic force lines are skewed to generate a tangential electromagnetic pulling force, so that the mover assembly 21 rotates.
Length design of the mover assembly 21:
1. the length dimension of the rotor assembly 21 is not larger than the length dimension of the driving cavity 31, so that the rotor assembly 21 is always positioned in the driving magnetic field in the moving process of the driving rod 2, and the rotor assembly 21 is always influenced by magnetic lines of force in the driving magnetic field.
2. The length dimension of the mover assembly 21 is greater than the length dimension of the driving chamber 31. In the scheme, as shown in fig. 2, when the driving rod 2 moves in the left-right direction, the rotor assembly 21 is always positioned in the driving cavity 31, so that the stress is stable.
The driving rod 2 is sleeved with a first limiting check ring 24, the driving rod 2 is provided with a second limiting check ring 25, and the first limiting check ring 24 is arranged between the second limiting check ring 25 and the stator assembly 3.
The first limit retainer 24 and the second limit retainer 25 are designed, when the driving rod 2 moves leftwards by a specified distance, the stator assembly 3 is abutted against the first limit retainer 24, so that the movement of the driving rod 2 is limited.
When the driving rod 2 moves rightward by a prescribed distance, the first stopper 24 abuts against the second stopper 25, thereby restricting the movement of the driving rod 2.
The first stopper 24 is only sleeved on the driving rod 2 and fixed to other areas inside the vehicle body, so that the position of the first stopper 24 does not change during the movement of the driving rod 2.
The stator teeth 32 are connected with a control end, which comprises a Bluetooth module or a wifi module.
The design of this bluetooth module and wifi module can be connected with user's cell-phone end, realizes remote control.
The vehicle wheel device also comprises a vehicle wheel 4 and a universal shaft 41, wherein the vehicle wheel 4 is connected with the connecting rod 1 through the universal shaft 41.
The steering wheel driving device further comprises a transmission assembly 5 and a steering wheel 51, wherein one end of the transmission assembly 5 is connected with the steering wheel 51, and the other end of the transmission assembly is in linkage arrangement with the driving rod 2. The control end controls the stator assembly 3 to perform split-phase motion;
the driving magnetic field in the stator assembly 3 moves;
the mover assembly 21 is displaced in the direction of the driving magnetic field by receiving electromagnetic pulling force.
The design of this structure can realize mechanical transmission and remote control, adopts induction control and remote control to combine together, can rotate control reluctance linear motor drive through steering wheel 51, also can drive through wireless control motor, more is fit for unmanned field in the future.
And can realize redundant design, when electrical system all became invalid, still can drive wheel 4 through mechanical transmission and turn to, start the safety protection effect.
The transmission assembly 5 comprises a turbine 52, and the driving rod 2 is provided with a rack 26 meshed with the turbine 52, and the turbine 52 drives the driving rod 2 to move when the steering wheel 51 rotates. The turbine 52 is designed to provide a stable linkage between the transmission assembly 5 and the drive rod 2.
In addition, the transmission assembly 5 includes a drive link, a cardan shaft 41, and a drive gear for transmitting torque from the steering wheel 51 to the turbine 52 shaft assembly.
The wheel 4 also comprises a reducing and increasing bracket and a driving rod 2 connecting bracket.
The end of the connecting rod 1 is provided with a universal joint for being connected with the wheel 4 assembly, and the driving rod 2 is provided with an organ cover for protecting the driving rod 2, the connecting rod 1 and the connecting joint.
In summary, the invention has the following effects:
1. the integrated design is adopted, so that the energy conversion rate is high, and the whole volume is smaller;
2. the reluctance linear motor is direct-driven, has a simple structure, is stable to operate, is high-temperature resistant, low in noise and long in service life;
3. the steering mechanism is more sensitive by combining induction control with remote control;
4. the mechanical transmission drives the wheels 4 to turn to the plan by adopting a redundant design.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.
Claims (10)
1. An integral type magnetic resistance turns to device, characterized by: the novel electric motor comprises a connecting rod (1), a driving rod (2) and a stator assembly (3), wherein the end part of the driving rod (2) is connected with the connecting rod (1), a driving cavity (31) is arranged on the stator assembly (3), and the driving rod (2) is connected in the driving cavity (31) in a sliding manner;
a driving magnetic field is generated in the stator assembly (3), a rotor assembly (21) is arranged on the driving rod (2), and at least part of the rotor assembly (21) is positioned in the driving cavity (31) in the sliding process of the driving rod (2) along the driving cavity (31);
when the stator component (3) and the rotor component (21) are in a state of being opposite to each other, the central lines of the magnetic poles are coincident;
when the sub-assembly (21) moves to the skew state, the driving magnetic field forms electromagnetic pulling force with magnetic resistance property, and the sub-assembly (21) is driven to move from the skew state to the magnetic pole center line.
2. The integrated reluctance-steer device according to claim 1, wherein: the rotor assembly (21) comprises rotor teeth (22) and rotor yokes (23) which are arranged on the driving rod (2), wherein the rotor teeth (22) and the rotor yokes (23) are provided with a plurality of groups and are arranged in an equidistant manner along the length direction of the driving rod (2).
3. The integrated reluctance-steer device according to claim 1, wherein: the length dimension of the rotor assembly (21) is larger than the length dimension of the driving cavity (31).
4. An integrated reluctance machine as claimed in claim 3, wherein: the driving rod (2) is sleeved with a first limiting check ring (24), the driving rod (2) is provided with a second limiting check ring (25), and the first limiting check ring (24) is arranged between the second limiting check ring (25) and the stator assembly (3).
5. The integrated reluctance-steering apparatus according to claim 2, characterized in that: the stator assembly (3) comprises stator teeth (32) and a stator yoke (33), the stator teeth (32) are used for winding a winding, and when the tooth tops of the rotor teeth (22) and the tooth tops of the stator teeth (32) are in a state of being opposite to each other, the magnetic pole center lines are overlapped;
when the mover assembly (21) moves a certain distance, the magnetic force lines are skewed to generate tangential electromagnetic pulling force, so that the mover assembly (21) rotates.
6. The integrated reluctance machine of claim 5, wherein: the stator teeth (32) are connected with a control end, and the control end comprises a Bluetooth module or a wifi module.
7. The integrated reluctance-steer device according to claim 6, wherein: the control end controls the stator assembly (3) to perform split-phase motion;
the stator assembly (3) is internally provided with a driving magnetic field to move;
the rotor component (21) receives electromagnetic pulling force to act and move along the direction of the driving magnetic field.
8. The integrated reluctance-steer device according to claim 1, wherein: the novel bicycle further comprises wheels (4) and universal shafts (41), and the wheels (4) are connected with the connecting rods (1) through the universal shafts (41).
9. The integrated reluctance-steer device according to claim 1, wherein: the steering wheel is characterized by further comprising a transmission assembly (5) and a steering wheel (51), wherein one end of the transmission assembly (5) is connected with the steering wheel (51), and the other end of the transmission assembly is in linkage arrangement with the driving rod (2).
10. The integrated reluctance-steer device according to claim 9, wherein: the transmission assembly (5) comprises a turbine (52), a rack (26) meshed with the turbine (52) is arranged on the driving rod (2), and the turbine (52) drives the driving rod (2) to move when the steering wheel (51) rotates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310691895.7A CN116691819A (en) | 2023-06-12 | 2023-06-12 | Integrated reluctance steering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310691895.7A CN116691819A (en) | 2023-06-12 | 2023-06-12 | Integrated reluctance steering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116691819A true CN116691819A (en) | 2023-09-05 |
Family
ID=87840678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310691895.7A Pending CN116691819A (en) | 2023-06-12 | 2023-06-12 | Integrated reluctance steering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116691819A (en) |
-
2023
- 2023-06-12 CN CN202310691895.7A patent/CN116691819A/en active Pending
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