CN112937680B - Electric steering system for new energy automobile - Google Patents
Electric steering system for new energy automobile Download PDFInfo
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- CN112937680B CN112937680B CN202110531990.1A CN202110531990A CN112937680B CN 112937680 B CN112937680 B CN 112937680B CN 202110531990 A CN202110531990 A CN 202110531990A CN 112937680 B CN112937680 B CN 112937680B
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- damping
- steel sheet
- steering system
- block
- damping block
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D7/00—Steering linkage; Stub axles or their mountings
- B62D7/22—Arrangements for reducing or eliminating reaction, e.g. vibration, from parts, e.g. wheels, of the steering system
- B62D7/222—Arrangements for reducing or eliminating reaction, e.g. vibration, from parts, e.g. wheels, of the steering system acting on the steering wheel
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D7/00—Steering linkage; Stub axles or their mountings
- B62D7/22—Arrangements for reducing or eliminating reaction, e.g. vibration, from parts, e.g. wheels, of the steering system
- B62D7/228—Arrangements for reducing or eliminating reaction, e.g. vibration, from parts, e.g. wheels, of the steering system acting between the steering gear and the road wheels, e.g. on tie-rod
Abstract
The invention relates to the technical field of automobile steering, and discloses an electric steering system for a new energy automobile, which comprises an electric steering system body and a damping assembly, wherein the damping assembly is matched with the electric steering system body to work; the damping assembly comprises a first damping block and a second damping block, the first damping block and the second damping block can independently form a magnetic field, and a gap is formed between the first damping block and the second damping block and used for placing the damping steel disc. This electric power steering system for new energy automobile, when people acutely rotated the steering wheel, the rotation of steering wheel can receive the damping effect to avoid the car to lead to the fact the automobile body to advance unstablely owing to fiercely hitting the steering wheel at the in-process of advancing, the problem of deviating from the roadway seriously.
Description
Technical Field
The invention relates to the technical field of automobile steering, in particular to an electric steering system for a new energy automobile.
Background
The new energy automobile adopts unconventional automobile fuel as a power source for driving the automobile, wherein the unconventional automobile fuel refers to fuel except gasoline and diesel oil, most common new energy automobiles in the market mostly adopt electric power as driving energy, and a steering system of the existing new energy automobile is also an electric power assisted steering system.
In the existing electric power steering system, based on the traditional mechanical steering system, a steering sensor is arranged at a steering input shaft, the steering sensor controls a power-assisted motor to drive the steering input shaft according to the rotating direction information of the steering input shaft, so that the labor-saving effect is achieved, the steering input shaft drives a steering gear through a cross universal transmission shaft, and finally the steering gear drives a steering pull rod to enable wheels to steer.
In the driving process of a new energy automobile, the walking position of the automobile needs to be adjusted through a steering system, when the speed of the automobile is higher and higher, a driver needs to take care when driving a steering wheel, and the situation of hurrying the steering wheel cannot occur, so that the situation of serious swinging of an automobile body is avoided; for some novices who just learn to drive, due to the lack of driving experience, the automobile can touch other vehicles or guardrails if the steering wheel is knocked.
Disclosure of Invention
The invention provides an electric steering system for a new energy automobile, which can generate a damping effect on the rotation of a steering wheel when the steering wheel is hit violently, and solves the problems in the background technology.
The invention provides the following technical scheme: an electric steering system for a new energy automobile comprises an electric steering system body and a damping assembly matched with the electric steering system body for working, wherein a damping steel disc is mounted on a steering input shaft of the electric steering system body; the damping assembly comprises a first damping block and a second damping block, the first damping block and the second damping block can independently form a magnetic field, a gap can exist between the first damping block and the second damping block, the gap is used for placing the damping steel disc, and the magnetic poles at one ends, close to each other, of the first damping block and the second damping block are different; a magnetic field is formed between the first damping block and the second damping block, a magnetic induction line formed by the magnetic field penetrates through the damping steel disc, and the steering input shaft drives the damping steel disc to move in the magnetic field.
As an alternative of the electric power steering system for the new energy automobile of the present invention, wherein: the damping device comprises a power supply unit, wherein the first damping block and the second damping block are made of non-ferromagnetic materials; the first damping block is wound with a first wire harness, two ends of the first wire harness are respectively electrically connected with the positive pole and the negative pole of the power supply unit, the second damping block is wound with a second wire harness, and two ends of the second wire harness are respectively electrically connected with the positive pole and the negative pole of the power supply unit.
As an alternative of the electric power steering system for the new energy automobile of the present invention, wherein: the first damping block and the second damping block are made of ferromagnetic materials.
As an alternative of the electric power steering system for the new energy automobile of the present invention, wherein: the power supply unit comprises a generator, two ends of the first wire harness are respectively and electrically connected with two wire outlet terminals of the generator, and two ends of the second wire harness are respectively and electrically connected with two wire outlet terminals of the generator; the motor shaft of the generator is connected with a hub of an automobile, and the generator is driven by the hub of the automobile.
As an alternative of the electric power steering system for the new energy automobile of the present invention, wherein: the steering input shaft is fixedly sleeved with a driving gear, the damping steel disc is connected with a driving rod, the driving rod is fixedly connected with a driven gear, and the driven gear is meshed with the driving gear; the driving rod is rotatably arranged on the vehicle body, and the diameter of the driving gear is larger than that of the driven gear.
As an alternative of the electric power steering system for the new energy automobile of the present invention, wherein: the damping steel disc comprises a first steel sheet and a second steel sheet; the first steel sheet is fixedly connected with the driving rod, the second steel sheet is rotatably mounted on the driving rod, a first through groove is formed in the first steel sheet, a second through groove is formed in the second steel sheet, and the first through grooves correspond to the second through grooves one to one; the driving rod is connected with a spring, one end of the spring abuts against the second steel sheet, and the second steel sheet is made to abut against the first steel sheet.
As an alternative of the electric power steering system for the new energy automobile of the present invention, wherein: the clamping grooves are annularly distributed on the first steel sheet, clamping blocks are fixedly mounted on the second steel sheet, and the clamping blocks are matched with the clamping grooves.
As an alternative of the electric power steering system for the new energy automobile of the present invention, wherein: a damping groove and a telescopic groove which are communicated with each other are formed in the second damping block, a damping plate is slidably mounted in the damping groove, a circulation hole is formed in the damping plate and used for circulating media in the damping groove, a damping push rod is fixedly mounted on the damping plate, one end of the damping push rod penetrates through the telescopic groove and extends to the outside of the second damping block, and the damping push rod abuts against the first steel sheet; the first steel sheet is provided with an arc-shaped bulge, and the damping push rod is used for abutting against the bulge.
The invention has the following beneficial effects:
1. this electric power steering system for new energy automobile, when people acutely rotated the steering wheel, the rotation of steering wheel can receive the damping effect to avoid the car to lead to the fact the automobile body to advance unstablely owing to fiercely hitting the steering wheel at the in-process of advancing, the problem of deviating from the roadway seriously.
2. This electric power steering system for new energy automobile, the rotation of damping steel disc on the steering input shaft is damped through the produced magnetic field of electromagnetism, and the field intensity of electromagnetic field is positive correlation with the rotational speed of wheel, and when the speed of a motor vehicle was higher, the resistance that driver's impactes the steering wheel just also is big more, has avoided the high-speed driving in-process impactes the steering wheel morning automobile body skew lane, and the automobile body takes place the problem of overturning even.
3. This electric steering system for new energy automobile, damping steel disc are formed by first steel sheet and second steel sheet combination, through the rotation each other between first steel sheet and the second steel sheet, can adjust the dislocation relation between the first logical groove on the first steel sheet and the second logical groove on the second steel sheet, and then adjust the permeability of whole damping steel sheet, and people can adjust the damping effect that damping steel disc received in the electromagnetic field according to the driving needs of reality.
4. This electric power steering system for new energy automobile uses through electromagnetic damping and mechanical damping's cooperation, can improve the damping effect to this electric power steering system, reduces the harm that the hurry beat steering wheel brought for car and car passenger.
Drawings
Fig. 1 is a schematic structural diagram of a prior art electric power steering system body.
Fig. 2 is a schematic structural diagram of embodiment 2 of the present invention.
Fig. 3 is a schematic structural diagram of embodiment 3 of the present invention.
Fig. 4 is a schematic structural diagram of embodiment 4 of the present invention.
Fig. 5 is a schematic structural diagram of embodiment 5 of the present invention.
FIG. 6 is a schematic view showing an assembly structure of a first steel sheet and a second steel sheet according to the present invention.
Fig. 7 is a front view of fig. 6 of the present invention.
Fig. 8 is a schematic diagram of the principle structure of the electromagnet of the present invention.
Fig. 9 is a schematic view of the internal structure of the second damping block of the present invention.
In the figure: 1. the electric steering system comprises an electric steering system body 11, a steering wheel 12, a steering input shaft 13, a steering sensor 14, a power-assisted motor 15, a cross universal transmission shaft 16, a steering gear 17 and a steering pull rod; 2. the damping steel disc comprises a damping steel disc 21, a first steel sheet 211, a first through groove 212, a clamping groove 213, a protrusion 22, a second steel sheet 221, a second through groove 222, a clamping block 23, a spring 24, a mounting ring 3, a first damping block 31, a first wire harness 32, a first bus 4, a second damping block 41, a second wire harness 42, a damping groove 43, a telescopic groove 44, a damping plate 441, a circulation hole 45, a damping push rod 451, a sealing gasket 46, a second bus 5, a power supply unit 51, a direct current power supply 52, a generator 53, a motor gear 54, a hub gear ring 55, a wheel 6, a driving gear 61, a driving rod 62, a driven gear 63 and a mounting collar.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, it should be noted that, the conventional electric power steering system, that is, the electric power steering system body 1 described in the present invention, includes a steering wheel 11 and a steering input shaft 12 detachably connected to the steering wheel 11, a steering sensor 13 is disposed at the steering input shaft 12, the steering sensor 13 controls a power motor 14 to drive the steering input shaft 12 according to the rotation direction information of the steering input shaft 12, so as to save labor, the steering input shaft 12 drives a steering gear 16 through a cross universal transmission shaft 15, and finally the steering gear 16 drives a steering rod 17, so as to steer wheels 55.
Example 1
Referring to fig. 2, an electric power steering system for a new energy vehicle includes an electric power steering system body 1 in the prior art, and in addition, a damping assembly cooperating with the electric power steering system body 1, wherein a damping steel disc 2 is mounted on a steering input shaft 12 of the electric power steering system body 1; the damping steel disc 2 is a circular structure supported by steel.
Specifically, the damping assembly comprises a first damping block 3 and a second damping block 4, the first damping block 3 and the second damping block 4 can independently form a magnetic field, a gap is formed between the first damping block 3 and the second damping block 4 and used for placing the damping steel disc 2, and the magnetic poles at the ends, close to each other, of the first damping block 3 and the second damping block 4 are different; a magnetic field is formed between the first damping block 3 and the second damping block 4, a magnetic induction line formed by the magnetic field penetrates through the damping steel disc 2, and the steering input shaft 12 drives the damping steel disc 2 to move in the magnetic field.
It should be further noted that the first damping block 3 and the second damping block 4 in this embodiment can be regarded as components fixedly mounted in the vehicle body, and the steering input shaft 12 can be regarded as components rotatably mounted in the vehicle body, and the damping steel disc 2 can be driven to move between the first damping block 3 and the second damping block 4 by rotating the steering input shaft 12 through the steering wheel 11.
The working principle of this embodiment is that, when the electric power steering system is used to drive a car, when the car is turning, the steering wheel 11 needs to be rotated, when the steering wheel 11 is rotated, the steering input shaft 12 drives the damping steel disc 2 to move in the magnetic field formed between the first damping block 3 and the second damping block 4, that is, the magnetic induction line cutting movement commonly known in physics, and this movement process can form an eddy current in the damping steel disc 2, and the appearance is: when damping steel disc 2 moves in the magnetic field that forms between first damping piece 3 and second damping piece 4, first damping piece 3 and second damping piece 4 can form the movement resistance to damping steel disc 2, and the moving speed of damping steel disc 2 is faster, and this resistance is big more, thereby, when driver fiercely beats steering wheel 11, the slew velocity of steering wheel 11 will receive the restriction, avoid the driver to cause the circumstances that the car sound violently rocks and then can't control the automobile body because of fiercely beating steering wheel 11.
Example 2
The present embodiment is further limited to embodiment 1 on the basis of embodiment 1, and specifically referring to fig. 2 and 8, in the present embodiment, the present embodiment further includes a power supply unit 5, the power supply unit 5 is a direct current power supply 51, and both the first damping block 3 and the second damping block 4 are made of a non-ferromagnetic material; wherein, first pencil 31 has twined on the first damping piece 3, the both ends of first pencil 31 respectively with the positive and negative two poles electric connection of power supply unit 5, twine second pencil 41 on the second damping piece 4, the both ends of second pencil 41 respectively with the positive and negative two poles electric connection of power supply unit 5.
Specifically, one end of the first wire harness 31 and one end of the second wire harness 41 are connected in parallel by the first bus bar 32 and electrically connected to the negative electrode of the dc power supply 51, and the other end of the first wire harness 31 and the other end of the second wire harness 41 are connected in parallel by the second bus bar 46 and electrically connected to the positive electrode of the dc power supply 51.
In the above structure, the first damping block 3 and the first wire harness 31 can be prompted to form an electromagnet, the second damping block 4 and the second wire harness 41 form an electromagnet, specifically, as shown in fig. 8, a magnetic field is formed at one end of the two electromagnets close to each other, the damping steel disc 2 is located in the magnetic field, when the damping steel disc 2 performs cutting magnetic induction line motion in the magnetic field, the damping steel disc will receive the resistance of the magnetic field, and then the resistance of the steering wheel 11 during rapid rotation is increased through the principle, and the harm caused by hurrying the steering wheel 11 is reduced to a certain extent.
Other structures of this embodiment are the same as those of embodiment 1, and are not described herein.
Example 3
This embodiment is an alternative to embodiment 2, and specifically referring to fig. 3, the first damping block 3 and the second damping block 4 are both made of ferromagnetic material.
The difference from embodiment 2 is that the magnetic field provided to the damping steel disc 2 in embodiment 2 is realized by electric energy, the magnetic field provided to the damping steel disc 2 in this embodiment is realized by a permanent magnet, and other structures of this embodiment are the same as those in embodiment 2, and are not described herein again.
Example 4
This embodiment is a further alternative of embodiment 2, and referring to fig. 4 in particular, the power supply unit 5 includes a generator 52, two ends of the first harness 31 are electrically connected to two outlet terminals of the generator 52, respectively, and two ends of the second harness 41 are electrically connected to two outlet terminals of the generator 52, respectively.
Specifically, one end of the first harness 31 and one end of the second harness 41 are connected in parallel through the first bus 32 and electrically connected to one outlet terminal of the generator 52, and the other end of the first harness 31 and the other end of the second harness 41 are connected in parallel through the second bus 46 and electrically connected to the other outlet terminal of the generator 52.
The motor shaft of the generator 52 is connected with the hub of the automobile, the generator 52 is driven by the hub of the automobile, the generator 52 can be understood as being fixedly installed in the automobile body, the wheel 55 can be understood as being rotatably installed on the automobile body, the hub gear ring 54 on the hub is meshed with the motor gear 53 on the motor shaft of the generator 52, when the wheel 55 rotates, the wheel 55 can drive the generator 52, the rotating speed of the wheel 55 is higher, the voltage generated by the generator 52 is higher, the magnetic field strength between the first damping block 3 and the second damping block 4 is higher, further, the damping effect of the magnetic field on the damping steel disc 2 is more obvious, when the automobile speed is higher, people can bear stronger resistance when hurting the steering wheel 11, and therefore harm caused by hurting the steering wheel 11 in a high-speed state is reduced.
Other structures of this embodiment are the same as those of embodiment 2, and are not described herein.
Example 5
The present embodiment is an improvement on embodiment 4, specifically referring to fig. 5 to 7, specifically, a driving gear 6 is fixedly sleeved on the steering input shaft 12, a driving rod 61 is connected to the damping steel disc 2, a driven gear 62 is fixedly connected to the driving rod 61, and the driven gear 62 is engaged with the driving gear 6; wherein, the driving rod 61 is rotatably mounted on the vehicle body, and the diameter of the driving gear 6 is larger than that of the driven gear 62.
The mounting collar 63 is shown as being fixedly mounted within the vehicle body, and the drive rod 61 is rotatably mounted within the mounting collar 63.
Rotate steering input shaft 12 through steering wheel 11, steering input shaft 12 drives driven gear 62 through drive gear 6 and rotates, driven gear 62's rotational speed will be greater than drive gear 6 this moment, through drive gear 6 and driven gear 62's variable speed, can make damping steel disc 2's rotational speed higher, thereby be convenient for damping steel disc 2 can be quicker pass the magnetic field between first damping piece 3 and the second damping piece 4, and then can make this magnetic field can produce better damping effect to damping steel disc 2, improve the resistance when hurrying steering wheel 11, reduce the driving accident that causes because of hurrying steering wheel 11.
Further, the damping steel disc 2 comprises a first steel sheet 21 and a second steel sheet 22; the first steel sheet 21 is fixedly connected with the driving rod 61, the second steel sheet 22 is rotatably mounted on the driving rod 61, a first through groove 211 is formed in the first steel sheet 21, a second through groove 221 is formed in the second steel sheet 22, and the first through groove 211 corresponds to the second through groove 221 in a one-to-one correspondence manner; the driving rod 61 is further connected with a spring 23, one end of the spring 23 is fixed to the driving rod 61 through a mounting ring 24, the other end of the spring 23 abuts against the second steel sheet 22 to enable the second steel sheet 22 to abut against the first steel sheet 21, the first steel sheet 21 is provided with clamping grooves 212 which are distributed annularly, the clamping grooves 212 surround the driving rod 61 and are distributed annularly, the second steel sheet 22 is fixedly provided with clamping blocks 222, and the clamping blocks 222 are matched with the clamping grooves 212.
It should be noted that, the second steel sheet 22 is rotated to adjust the position relationship between the second through groove 221 and the first through groove 211, when the first through groove 211 corresponds to the second through groove 221 one by one, the permeability of the integral structure formed by the first steel sheet 21 and the second steel sheet 22 is the highest, when the first through groove 211 does not correspond to the second through groove 221, the permeability of the integral structure formed by the first steel sheet 21 and the second steel sheet 22 is the lowest, when the permeability is the highest, the resistance of the integral structure formed by the first steel sheet 21 and the second steel sheet 22 is the highest when the magnetic field formed by the first damping block 3 and the second damping block 4 is the lowest, when the permeability is the lowest, the resistance of the integral structure formed by the first steel sheet 21 and the second steel sheet 22 is the lowest when the magnetic field formed by the first damping block 3 and the second damping block 4 is the lowest, and according to this principle, people can adjust the integral structure formed by the first steel sheet 21 and the second steel sheet 22 according to the steering requirement in the actual driving process Permeability of (2).
The permeability is adjusted by firstly urging the second steel plate 22 to be away from the first steel plate 21, so that the latch 222 is disengaged from the slot 212, then rotating the second steel plate 22, adjusting the offset relationship between the first through slot 211 and the second through slot 221, then attaching the second steel plate 22 to the first steel plate 21 again under the action of the spring 23, and clamping the latch 222 into the slot 212, so as to prevent the first steel plate 21 from rotating relative to the second steel plate 22.
Other structures of this embodiment are the same as those of embodiment 4, and are not described herein.
Example 6
The present embodiment is an improvement made on the basis of embodiment 5, and with reference to fig. 5-7 and 9, specifically, a damping groove 42 and a telescopic groove 43 which are communicated with each other are formed in the second damping block 4, a damping plate 44 is slidably mounted in the damping groove 42, a flow hole 441 is formed in the damping plate 44, the flow hole 441 is used for flowing a medium in the damping groove, a damping push rod 45 is fixedly mounted on the damping plate 44, one end of the damping push rod 45 penetrates through the telescopic groove 43 and extends to the outside of the second damping block 4, and the damping push rod 45 abuts against the first steel sheet 21; the first steel sheet 21 is provided with an arc-shaped protrusion 213, and the damping push rod 45 is used for abutting against the protrusion 213.
The damping groove 42 is filled with damping liquid, the damping liquid as a medium for damping can be water or lubricating oil, the damping push rod 45 and the sealing gasket 451 are matched with the telescopic groove 43 to seal the telescopic groove 43, so as to prevent the damping liquid in the damping groove 42 from leaking, when the damping steel disc 2 rotates, namely the first steel disc 21 rotates, the protrusion 213 on the first steel disc 21 is butted against the damping push rod 45 and promotes the damping push rod 45 to go deep into the damping groove 42 of the second damping block 4, at this time, the damping plate 44 in fig. 9 moves downwards, the damping liquid below the damping plate 44 moves to the upper side of the damping plate 44 through the flow hole 441, when the first steel disc 21 rotates rapidly, the damping plate 44 has a tendency of rapidly descending, and the damping liquid below the damping plate 44 is difficult to rapidly move to the upper side of the damping plate 44 through the flow hole 441, so that the rotation of the first steel disc 21 is limited, when people hurry the steering wheel 11, through the mutual cooperation of electromagnetic damping and mechanical damping, the damping effect that this electric power steering system received is further improved, reduces the possibility harm that the hurdling steering wheel 11 brought for car and interior personnel.
Other structures of this embodiment are the same as those of embodiment 5, and are not described herein.
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.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides an electric power steering system for new energy automobile, includes electric power steering system body (1), its characterized in that: the damping device is characterized by further comprising a damping assembly matched with the electric steering system body (1) to work, wherein a damping steel disc (2) is mounted on a steering input shaft (12) of the electric steering system body (1);
the damping assembly comprises a first damping block (3) and a second damping block (4), the first damping block (3) and the second damping block (4) can independently form a magnetic field, a gap is formed between the first damping block (3) and the second damping block (4) and used for placing the damping steel disc (2), and the magnetic poles of the ends, close to each other, of the first damping block (3) and the second damping block (4) are different;
a magnetic field is formed between the first damping block (3) and the second damping block (4), a magnetic induction line formed by the magnetic field penetrates through the damping steel disc (2), and the steering input shaft (12) drives the damping steel disc (2) to move in the magnetic field;
the steering input shaft (12) is fixedly sleeved with a driving gear (6), the damping steel disc (2) is connected with a driving rod (61), the driving rod (61) is fixedly connected with a driven gear (62), the driven gear (62) is meshed with the driving gear (6), the damping steel disc (2) comprises a first steel sheet (21) and a second steel sheet (22), and the first steel sheet (21) is fixedly connected with the driving rod (61);
damping groove (42) and flexible groove (43) that communicate each other are seted up to the inside of second damping piece (4), damping plate (44) are installed to the inside slidable of damping groove (42), fixed mounting has damping push rod (45) on damping plate (44), the one end of damping push rod (45) is run through flexible groove (43) and extend to the outside of second damping piece (4), damping push rod (45) contradict on first steel sheet (21), install curved arch (213) on first steel sheet (21), damping push rod (45) are used for conflicting on this arch (213).
2. The electric power steering system for the new energy automobile according to claim 1, characterized in that: the damping device comprises a power supply unit (5), wherein the first damping block (3) and the second damping block (4) are both made of non-ferromagnetic materials;
wherein, first pencil (31) have been twined on first damping piece (3), the both ends of first pencil (31) respectively with the positive and negative two poles electric connection of power supply unit (5), the winding has second pencil (41) on second damping piece (4), the both ends of second pencil (41) respectively with the positive and negative two poles electric connection of power supply unit (5).
3. The electric power steering system for the new energy automobile according to claim 1, characterized in that: the first damping block (3) and the second damping block (4) are made of ferromagnetic materials.
4. The electric power steering system for the new energy automobile according to claim 2, characterized in that: the power supply unit (5) comprises a generator (52), two ends of the first wiring harness (31) are respectively and electrically connected with two outlet terminals of the generator (52), and two ends of the second wiring harness (41) are respectively and electrically connected with two outlet terminals of the generator (52);
wherein a motor shaft of the generator (52) is connected with a hub of an automobile, and the generator (52) is driven by the hub of the automobile.
5. The electric power steering system for the new energy automobile according to claim 4, characterized in that: the driving rod (61) is rotatably arranged on the vehicle body, and the diameter of the driving gear (6) is larger than that of the driven gear (62).
6. The electric power steering system for the new energy automobile according to claim 5, characterized in that: the second steel sheet (22) is rotatably mounted on the driving rod (61), a first through groove (211) is formed in the first steel sheet (21), a second through groove (221) is formed in the second steel sheet (22), and the first through grooves (211) and the second through grooves (221) are in one-to-one correspondence;
the driving rod (61) is further connected with a spring (23), one end of the spring (23) abuts against the second steel sheet (22), and the second steel sheet (22) is made to abut against the first steel sheet (21).
7. The electric power steering system for the new energy automobile according to claim 6, characterized in that: the first steel sheet (21) is provided with clamping grooves (212) which are distributed annularly, the second steel sheet (22) is fixedly provided with a clamping block (222), and the clamping block (222) is matched with the clamping grooves (212).
8. The electric power steering system for the new energy automobile according to claim 7, characterized in that: and a circulation hole (441) is formed in the damping plate (44), and the circulation hole (441) is used for circulating the medium in the damping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110531990.1A CN112937680B (en) | 2021-05-17 | 2021-05-17 | Electric steering system for new energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110531990.1A CN112937680B (en) | 2021-05-17 | 2021-05-17 | Electric steering system for new energy automobile |
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| Publication Number | Publication Date |
|---|---|
| CN112937680A CN112937680A (en) | 2021-06-11 |
| CN112937680B true CN112937680B (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110531990.1A Active CN112937680B (en) | 2021-05-17 | 2021-05-17 | Electric steering system for new energy automobile |
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| WO2013100113A1 (en) * | 2011-12-27 | 2013-07-04 | Okuda Katsuji | Wheel-axle generator |
| CN104859710B (en) * | 2015-06-06 | 2017-03-08 | 青岛科技大学 | Loading machine steering-by-wire road feel simulation device |
| CN210941942U (en) * | 2019-10-11 | 2020-07-07 | 郑州宇通重工有限公司 | Vehicle steering system and pure electric sanitation vehicle |
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2021
- 2021-05-17 CN CN202110531990.1A patent/CN112937680B/en active Active
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