CN119749152A - Stabilizer for vehicle and suspension assembly with same - Google Patents

Stabilizer for vehicle and suspension assembly with same Download PDF

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Publication number
CN119749152A
CN119749152A CN202411851607.0A CN202411851607A CN119749152A CN 119749152 A CN119749152 A CN 119749152A CN 202411851607 A CN202411851607 A CN 202411851607A CN 119749152 A CN119749152 A CN 119749152A
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CN
China
Prior art keywords
stabilizer
vehicle
magnetic field
suspension
piston
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Pending
Application number
CN202411851607.0A
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Chinese (zh)
Inventor
吴文胜
肖俊华
柳欢
韩旭
刘东亚
段开
姚东
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Chery Automobile Co Ltd
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Chery Automobile Co Ltd
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Publication date
Application filed by Chery Automobile Co Ltd filed Critical Chery Automobile Co Ltd
Priority to CN202411851607.0A priority Critical patent/CN119749152A/en
Publication of CN119749152A publication Critical patent/CN119749152A/en
Pending legal-status Critical Current

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Abstract

The invention relates to the field of suspension systems, in particular to a vehicle stabilizer and a suspension assembly with the vehicle stabilizer, which comprises a stabilizer body, wherein the stabilizer body comprises a shell, a storage cavity is formed in the shell, a piston rod is inserted into the shell, a magnetic suspension structure is arranged on the shell, the magnetic suspension structure comprises a piston type magnetic suspension body arranged at one end of the piston rod, which is positioned in the shell, and a magnetic field assembly arranged in the shell, the magnetic field assembly is matched with the piston type magnetic suspension body, suction force or repulsive force can be generated between the magnetic field assembly and the piston type magnetic suspension body, the vehicle stabilizer disclosed by the invention can replace a traditional stabilizer rod and a connecting rod to be used, the whole structure is simpler, in addition, the vehicle stabilizer can automatically realize the adjustment of the roll rigidity of the suspension through the arrangement of the magnetic field assembly, and can improve the driving master control of a vehicle, and meanwhile, the driving safety and comfort of the vehicle are also improved.

Description

Stabilizer for vehicle and suspension assembly with same
Technical Field
The invention relates to the field of suspension systems, in particular to a vehicle stabilizer and a suspension assembly with the same.
Background
With the rapid development of technology, the market has higher and higher requirements on the stability and the comfort of the chassis of the passenger car.
In the design of automobiles, in order to improve comfort, the natural frequency of the suspension is generally lowered, and the rigidity of the suspension is designed to be relatively low, as a result of which the stability of the chassis of the vehicle is affected.
Therefore, a transverse stabilizer bar is designed in the suspension system to improve the rigidity of the side inclination angle of the suspension, reduce the side inclination angle of the vehicle body and improve the stability of the chassis.
In the design process of the suspension system, the transverse stabilizer bar is connected with the chassis part through a stabilizer bar pull rod. When the left wheel and the right wheel vertically have relative displacement, the stabilizer bar twists to generate torsion force, and the torsion force is transmitted to the suspension through the stabilizer bar pull rod, so that the rigidity of the chassis side inclination angle can be improved, and the side inclination angle of the vehicle body is reduced.
When the vehicle runs on a bumpy road, the wheels on the left side and the right side are subjected to small amplitude and frequent vertical relative displacement, and the transverse stabilizer bar is also subjected to frequent torsion, so that the vehicle shakes left and right, and the stability of the chassis of the vehicle is affected.
In addition, in order to improve the roll stiffness of the automobile, a stabilizer bar (metal bar) is generally used, and the stabilizer bar is connected to a knuckle or a strut through a connecting rod, so that the roll stiffness of the automobile is passively restrained, and the safety and the comfort of the automobile are achieved.
The traditional stabilizer bar is complex in integral structure matching with the connecting rod, can only be passively adjusted, and does not have the capability of actively adjusting the roll stiffness of the suspension.
The prior patent 201520465241.3-motor vehicle stabilizer bar structure also does not explicitly disclose the technical content for solving the technical problems.
Therefore, in order to improve or solve at least one of the above problems, a novel stabilizer bar structure is required.
Disclosure of Invention
The invention aims to provide a vehicle stabilizer which is simple in structure and has self-adjusting capability.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
a stabilizer for a vehicle comprises a stabilizer body, wherein the stabilizer body comprises a shell, a piston rod is inserted into the shell, and a storage cavity is formed in the shell in a hollow mode;
a magnetic suspension structure is arranged on the shell;
The magnetic suspension structure comprises a piston type magnetic suspension body arranged at one end of the piston rod, which is positioned in the shell, and a magnetic field assembly arranged in the shell;
the magnetic field component is matched with the piston type magnetic suspension body for use, and attractive force or repulsive force can be generated between the magnetic field component and the piston type magnetic suspension body.
The magnetic field assembly comprises a current frequency converter arranged on the shell and a magnetic field generator arranged in the shell, wherein the magnetic field generator is arranged opposite to the piston type magnetic suspension body.
Two ends of the shell are respectively provided with a magnetic field generator.
The stabilizer comprises a stabilizer body, a piston rod, a ball pin, a shell and a ball pin, wherein the two ends of the stabilizer body are respectively connected with the ball pin, one ball pin is connected to the piston rod, and the other ball pin is connected to the shell.
The piston type magnetic suspension body is a piston type magnetic field generator.
The piston rod is provided with a threading hole, the current frequency converter is connected with the piston type magnetic field generator through a piston lead, one end of the piston lead is connected with the current frequency converter, and the other end of the piston lead penetrates through the threading hole on the piston rod to be connected with the piston type magnetic field generator.
A suspension assembly comprises two vehicle stabilizers, wherein one end of each vehicle stabilizer is connected with a steering knuckle or a shock absorber, the other end of each vehicle stabilizer is connected with a frame, and the two vehicle stabilizers are symmetrically distributed relatively.
The suspension assembly also comprises a transverse rod, and the vehicle stabilizer is directly connected to the frame or connected to the frame through the transverse rod.
The two magnetic field generators in each vehicle stabilizer generate magnetic fields with opposite directions.
The input currents in the two vehicle stabilizers in the suspension assembly are in opposite directions.
The invention has the advantages that:
the invention discloses a vehicle stabilizer and a suspension assembly with the same.
The vehicle stabilizer disclosed by the invention can replace the traditional stabilizer bar and connecting rod for use, has simpler overall structure,
In addition, the vehicle stabilizer can automatically adjust the roll stiffness of the suspension through the arrangement of the magnetic field assembly, so that the driving master control of the vehicle can be improved, and meanwhile, the driving safety and the driving comfort of the vehicle are also improved.
Drawings
The contents of the drawings and the marks in the drawings of the present specification are briefly described as follows:
Fig. 1 is a schematic structural view of the present invention.
The labels in the above figures are:
1. the stabilizer comprises a stabilizer body, 2, a shell, 3, a piston rod, 4 and a ball pin head.
Detailed Description
The following detailed description of the invention refers to the accompanying drawings, which illustrate preferred embodiments of the invention in further detail.
The stabilizer for the vehicle comprises a stabilizer body 1, wherein the stabilizer body 1 comprises a shell 2, a storage inner cavity is formed in the shell 2 in a hollow mode, a piston rod 3 is inserted into the shell 2, a magnetic suspension structure is arranged on the shell 2, the stabilizer for the vehicle disclosed by the invention can replace a traditional stabilizer rod and a connecting rod for use, the whole structure is simpler,
In addition, the vehicle stabilizer can automatically adjust the roll stiffness of the suspension through the arrangement of the magnetic field assembly, so that the driving master control of the vehicle can be improved, and meanwhile, the driving safety and the driving comfort of the vehicle are also improved.
The stabilizer for the vehicle is mainly used for replacing the traditional stabilizer bar and the connecting rod, and aims to improve the roll rigidity of the suspension assembly.
The stabilizer for the vehicle comprises a stabilizer body 1, wherein the stabilizer body 1 comprises a shell 2, a storage cavity is formed in the shell 2 in a hollow mode, a piston rod 3 is inserted into the shell 2, the shell 2 and the piston rod 3 form a shell structure similar to a vibration reduction column in the stabilizer, meanwhile, a magnetic suspension structure is arranged on the shell 2, the magnetic suspension structure mainly provides suction force or repulsive force for the piston rod 3, and therefore good buffering and connecting effects are achieved, comfort of a suspension system can be improved, and roll rigidity of the suspension assembly can be well guaranteed when the vehicle is running.
The magnetic suspension structure comprises a piston type magnetic suspension body 5 arranged on one end of the piston rod 3 in the shell 2 and a magnetic field assembly arranged in the shell 2, wherein the magnetic field assembly is matched with the piston type magnetic suspension body 5 to be used, attractive force or repulsive force can be generated between the magnetic field assembly and the piston type magnetic suspension body 5, a permanent magnet can be selected for the piston type magnetic suspension body 5, a follow-up magnetic field generator 7 can also be used for generating corresponding magnetic force through a magnetic field, and the magnetic field direction of the magnetic field assembly is controlled to generate different magnetic forces, so that the acting force of the magnetic field assembly on the piston type magnetic suspension body 5 and the magnetic force can be controlled according to requirements, and the roll stiffness of the suspension can be conveniently controlled according to requirements.
Furthermore, the magnetic field assembly comprises a current frequency converter 6 arranged on the shell 2 and a magnetic field generator 7 arranged in the shell 2, wherein the magnetic field generator 7 is arranged opposite to the piston type magnetic suspension body 5, the current frequency converter 6 disclosed by the invention can adapt the current direction according to the requirement, and the magnetic field generator 7 can generate a corresponding magnetic field, so that the magnetic field assembly is convenient to use with the piston type magnetic suspension body 5.
The invention also discloses a suspension device, which comprises a shell 2, wherein two ends of the shell 2 are respectively provided with a magnetic field generator 7, the directions of magnetic fields generated by the magnetic field generators 7 at the two ends of the shell 2 are opposite, and a piston type magnetic suspension body 5 is arranged between the two magnetic field generators 7.
Furthermore, in the invention, two ends of the stabilizer body 1 are respectively connected with one ball pin 4, one ball pin 4 is connected to the piston rod 3, the other ball pin 4 is connected to the shell 2, and the connection of the stabilizer between the shock absorber and the frame is facilitated through the arrangement of the ball pins 4.
In addition, the piston type magnetic suspension 5 is a piston type magnetic field generator 7 in the invention, and the invention can realize magnetic forces with different directions and intensities of the piston type magnetic suspension 5 by different current passing through the piston type magnetic suspension 5 based on the arrangement.
In addition, the piston rod 3 is provided with the threading hole 31, the current frequency converter 6 is connected with the piston magnetic field generator 7 through the piston lead 8, one end of the piston lead 8 is connected with the current frequency converter 6, the other end of the piston lead 8 penetrates through the threading hole 31 on the piston rod 3 to be connected with the piston magnetic field generator 7, the threading hole 31 is mainly convenient for arrangement of the piston lead 8, in addition, the threading hole 31 plays a good role in weight reduction, and the weight of the stabilizer is reduced.
The invention discloses a suspension assembly which comprises two vehicle stabilizers, wherein one end of each vehicle stabilizer is connected with a steering knuckle or a shock absorber, the other end of each vehicle stabilizer is connected with a vehicle frame, the two vehicle stabilizers are distributed symmetrically, a traditional stabilizer rod and a connecting rod structure are not used in the suspension assembly disclosed by the invention, so that the whole structure of the suspension assembly is simpler, in addition, the vehicle stabilizer disclosed by the invention has an automatic adjusting capability, and the roll rigidity of the suspension assembly can be adjusted according to the automatic adjustment during subsequent use, so that the riding comfort of the suspension system is better ensured.
Further, the suspension assembly further comprises a transverse rod, the vehicle stabilizer is directly connected to the frame or connected to the frame through the transverse rod, and based on the design, it is known that the vehicle stabilizer disclosed by the invention is arranged on the frame in at least two connecting modes.
Firstly, the transverse rod is arranged on the frame and serves as a transverse connecting rod, so that connection between two vehicle stabilizers is facilitated, and in the invention, the transverse rod can realize installation and use of the vehicle stabilizers arranged on two sides of the suspension assembly, meanwhile, the transverse rigidity of the suspension assembly is better ensured, and the integrity of the suspension assembly is better ensured.
The stabilizer for the vehicle is characterized in that one end of the stabilizer is connected to the shock absorber, and the other end of the stabilizer is connected to the vehicle frame, in other words, a transverse rod structure is not used, namely a traditional stabilizer rod structure is not used, and based on the arrangement, the assembly and the positioning of the suspension assembly can be simplified while the roll rigidity of the suspension is ensured, and the assembly efficiency of the suspension assembly is improved.
In addition, the two magnetic field generators 7 in each vehicle stabilizer generate magnetic fields in opposite directions, and the invention can ensure that the two ends of each vehicle stabilizer can provide the force in the same direction for the piston type magnetic suspension body 5 arranged in the middle part, thereby more effectively adjusting the position of the sight line piston type magnetic suspension body 5.
Furthermore, the input current directions of the two vehicle stabilizers in the suspension assembly are opposite, and the arrangement ensures that the adjustment directions of the vehicle stabilizers at the two sides of the suspension assembly are opposite, so that the suspension assembly can be better adjusted, the roll rigidity of the suspension assembly is ensured, and the front tipping risk of the vehicle is reduced.
Specifically:
The invention discloses a vehicle stabilizer, which comprises a stabilizer body 1, wherein the stabilizer body 1 comprises a shell 2, a storage cavity is formed in the shell 2 in a hollow mode, a piston rod 3 is inserted into the shell 2, a magnetic suspension structure is arranged on the shell 2, the magnetic suspension structure comprises a piston type magnetic suspension body 5 arranged on one end of the piston rod 3 in the shell 2 and a magnetic field assembly arranged in the shell 2, the magnetic field assembly is matched with the piston type magnetic suspension body 5, attractive force or repulsive force can be generated between the magnetic field assembly and the piston type magnetic suspension body 5, the magnetic field assembly comprises a current transducer 6 arranged on the shell 2 and a magnetic field generator 7 arranged in the shell 2, the magnetic field generator 7 is arranged opposite to the piston type magnetic suspension body 5, two ends of the shell 2 are respectively provided with the magnetic field generator 7, and the piston rod 3 penetrates through the magnetic field generator 7.
In general, two vehicle stabilizers are symmetrically arranged in a suspension assembly using the vehicle stabilizer.
The invention discloses a vehicle stabilizer and a suspension assembly.
The safety and the comfort of the running of the automobile can be improved, the weight of the automobile is lightened, and the energy consumption is reduced.
The invention discloses a vehicle stabilizer which is mainly a magnetic suspension type stabilizer and mainly solves the technical problem that the traditional stabilizer bar and the connecting rod are combined into a whole, so that the weight of the whole vehicle is reduced, and the energy consumption of the vehicle is reduced.
The vehicle stabilizer disclosed by the invention outputs different currents according to different occurrence of rolling when a vehicle runs on an uneven road surface, generates magnetic field force, improves lateral force, inhibits rolling, simultaneously inhibits wheel jump, increases the ground grabbing force of the wheels, and increases the running safety of the vehicle.
Specifically, the mounting mode of the vehicle stabilizer disclosed by the invention requires that one end of the vehicle stabilizer is connected with a steering knuckle or a sliding column, and the other end of the vehicle stabilizer is connected with a vehicle body or a vehicle frame.
Working principle:
when the piston magnetic suspension body in the stabilizer for the automobile on the left side moves upwards, under the control of the control system, the current in the magnetic field generator 7 which is close to one end of the shock absorber can be increased, and the magnetic field is increased.
In addition, the piston magnetic suspension body also increases the same magnetic field, and generates mutual repulsion with the magnetic field generator 7 near one end of the shock absorber, so as to inhibit the suspension and the vehicle body from moving.
The current input to the stabilizer for the right side of the automobile is opposite to the current input to the stabilizer for the left side of the automobile by the whole automobile suspension system, reverse force is generated, and the left side and the right side act mutually, so that the lateral rigidity of the automobile is enhanced, and the driving safety of the automobile is improved.
The stabilizer for the vehicle disclosed by the invention replaces the traditional stabilizer bar and connecting rod, and increases the roll stiffness of the whole vehicle.
The invention can reduce the weight of the whole vehicle after implementation, thereby reducing energy consumption;
the invention can more effectively and actively provide the roll rigidity of different whole vehicles after application, and more effectively improve the safety of automobile operation.
It is obvious that the specific implementation of the present invention is not limited by the above-mentioned modes, and that it is within the scope of protection of the present invention only to adopt various insubstantial modifications made by the method conception and technical scheme of the present invention.

Claims (10)

1. A stabilizer for a vehicle, comprising a stabilizer body, the stabilizer body comprising a housing;
the shell is internally hollow to form a storage cavity, and a piston rod is inserted on the shell;
a magnetic suspension structure is arranged on the shell;
The magnetic suspension structure comprises a piston type magnetic suspension body arranged at one end of the piston rod, which is positioned in the shell, and a magnetic field assembly arranged in the shell;
the magnetic field component is matched with the piston type magnetic suspension body for use, and attractive force or repulsive force can be generated between the magnetic field component and the piston type magnetic suspension body.
2. The stabilizer for a vehicle according to claim 1, wherein the magnetic field assembly comprises a current transducer provided on the housing and a magnetic field generator provided in the housing, the magnetic field generator being disposed opposite the piston-type magnetic suspension.
3. A stabilizer for a vehicle according to claim 2, wherein the housing is provided with a magnetic field generator at each end.
4. The stabilizer for vehicles according to claim 1, wherein the stabilizer body has a ball pin connected to both ends thereof, and one ball pin is connected to the piston rod and the other ball pin is connected to the housing.
5. The stabilizer for a vehicle according to claim 1, wherein the piston type magnetic suspension is a piston type magnetic field generator.
6. The stabilizer for the vehicle according to claim 2, wherein the piston rod is provided with a threading hole, the current transducer is connected with the piston magnetic field generator through a piston wire, one end of the piston wire is connected with the current transducer, and the other end of the piston wire passes through the threading hole on the piston rod to be connected with the piston magnetic field generator.
7. A suspension assembly comprising two vehicle stabilizers according to any one of claims 1 to 6, each vehicle stabilizer having one end connected to a knuckle or a damper and the other end connected to a frame;
The two vehicle stabilizers are distributed symmetrically.
8. The suspension assembly of claim 7 further comprising a transverse rod, wherein the vehicle stabilizer is attached directly to the frame or attached to the frame by the transverse rod.
9. The suspension assembly of claim 7 wherein the two magnetic field generators in each vehicle stabilizer produce magnetic fields in opposite directions.
10. A suspension assembly as claimed in claim 7, wherein the input currents in the two vehicle stabilizers in the suspension assembly are in opposite directions.