CN220890906U - Electromagnetic shock absorber, suspension system and vehicle - Google Patents

Abstract

The utility model discloses an electromagnetic shock absorber, a suspension system and a vehicle, wherein the electromagnetic shock absorber comprises: the first vibration reduction piece comprises a first electromagnetic piece, the first electromagnetic piece is assembled in the first vibration reduction piece to limit an assembly space, and a first guide part is formed on the peripheral wall of the assembly space; the second vibration reduction piece is at least partially assembled in the assembly space, a second guide part is formed on the outer peripheral wall of the second vibration reduction piece, and the first guide part and the second guide part are in guide fit to enable the first vibration reduction piece and the second vibration reduction piece to move along the relative movement direction. Therefore, according to the electromagnetic shock absorber, the first guide part and the second guide part are stable in structure, so that the guide precision of the first guide part and the second guide part is ensured, the failure risk of the electromagnetic shock absorber is reduced, the suspension system provided with the electromagnetic shock absorber is reliable in operation, the steering stability of a vehicle is ensured, and the driving feeling of the vehicle is improved.

Description

Electromagnetic shock absorber, suspension system and vehicle

Technical Field

The utility model relates to the field of vehicles, in particular to an electromagnetic shock absorber, a suspension system and a vehicle.

Background

In the related art, in the existing damper, a guide rod is arranged in a first damper, a guide groove in guide fit with the guide rod is formed in a second damper, and when the second damper is assembled with the first damper, the guide rod extends into the guide groove to enable the first damper and the second damper to be in guide fit.

Along the length direction of guide bar, only one end of guide bar is fixed connection state, and consequently the guide bar structure is the cantilever beam structure, and the guide bar is too big when receiving the side force self deflection to lead to the guide bar to collide with the cell wall of guide way and rub with the bias, very difficultly guarantee the direction precision, cause the function inefficacy of shock absorber, and then lead to the unable normal work of suspension system of vehicle, influence the driving impression of vehicle.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art. To this end, an object of the present utility model is to propose an electromagnetic shock absorber that reduces the risk of failure of the electromagnetic shock absorber.

The utility model further provides a suspension system.

The utility model further provides a vehicle.

An electromagnetic shock absorber according to the present utility model includes:

The first vibration reduction piece comprises a first electromagnetic piece, the first electromagnetic piece is assembled in the first vibration reduction piece to limit an assembly space, and a first guide part is formed on the peripheral wall of the assembly space;

The second vibration reduction piece is at least partially assembled in the assembly space, a second guide part is formed on the outer peripheral wall of the second vibration reduction piece, and the first guide part and the second guide part are in guide fit to enable the first vibration reduction piece and the second vibration reduction piece to move along the relative movement direction.

According to the electromagnetic shock absorber, the first guide part and the second guide part are stable in structure, so that the guide precision of the first guide part and the second guide part is ensured, the failure risk of the electromagnetic shock absorber is reduced, the suspension system provided with the electromagnetic shock absorber is reliable in operation, the steering stability of a vehicle is ensured, and the driving feeling of the vehicle is improved.

In some examples of the present utility model, the first vibration damping member includes a housing formed with a housing space, the first electromagnetic member is provided to a peripheral wall of the housing space to define an assembly space, and the first guide portion is formed at the first electromagnetic member.

In some examples of the present utility model, the first electromagnetic member includes a plurality of sub-electromagnetic members arranged in sequence along a circumferential direction of the housing space, at least two adjacent sub-electromagnetic members being spaced apart to form a guide space between the adjacent two sub-electromagnetic members, the guide space being configured as the first guide portion.

In some examples of the present utility model, the plurality of sub-electromagnetic members are sequentially and uniformly arranged along the circumferential direction of the housing space, and adjacent two sub-electromagnetic members are spaced apart.

In some examples of the utility model, the sub-electromagnetic member includes: the first magnet is fixedly assembled in the shell space.

In some examples of the utility model, the sub-electromagnetic member includes: the mounting seat and the first magnet, first magnet fixed assembly is in the mount pad, and the mount pad fixed assembly is in the casing space.

In some examples of the utility model, the mount has opposed first and second surfaces, the first surface being adapted to conform to a peripheral wall of the housing space, the second surface being formed with a mounting groove in which the first magnet fits.

In some examples of the present utility model, the second vibration damping member has a second electromagnetic member fitted in the fitting space, an outer peripheral wall of the second electromagnetic member having a second guide portion, the second electromagnetic member magnetically engaged with the first electromagnetic member.

In some examples of the present utility model, the second electromagnetic member includes a fitting portion formed with a fitting groove and a second magnet fitted to the fitting groove.

In some examples of the utility model, the second guide portion is provided on an outer peripheral wall of the fitting portion.

In some examples of the present utility model, an outer peripheral wall of the fitting portion is formed with a mounting space recessed toward an inside of the fitting portion, and the second guide portion is partially fitted in the mounting space.

In some examples of the utility model, the electromagnetic shock absorber further comprises: and the buffer piece is arranged at least one end of the assembly part along the relative movement direction of the first vibration reduction piece and the second vibration reduction piece.

In some examples of the present utility model, the guide space has a guide rail therein, and the second guide portion is slidably engaged with the guide rail.

In some examples of the present utility model, the first guide portion is one of a guide space and a guide boss, and the second guide portion is the other of the guide space and the guide boss, and the guide boss is fitted in the guide space.

The suspension system according to the utility model comprises an electromagnetic shock absorber as described above.

The vehicle according to the utility model comprises a suspension system as described above.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic diagram of an electromagnetic shock absorber according to an embodiment of the present utility model;

FIG. 2 is a schematic structural view of a second vibration damping member according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of the cooperation of the second vibration damping member and the first electromagnetic member according to an embodiment of the present utility model.

Reference numerals:

Electromagnetic shock absorber 100;

A first vibration damping member 1; an assembly space 10; a first guide 11;

A housing 12; a barrel portion 121; end cap 122;

A first electromagnetic member 13; a sub-electromagnetic member 131; a first magnet 132; a mount 133; a mounting groove 133a;

A second mounting end 14;

A second vibration damping member 2; a second guide portion 21;

A fitting portion 22; a fitting groove 221; a mounting space 222;

A second magnet 23; a push rod 24; a first mounting end 25;

A buffer 3; a coil spring 4; a dust cover 5.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

An electromagnetic shock absorber 100 according to an embodiment of the present utility model will be described below with reference to fig. 1 to 3, and the electromagnetic shock absorber 100 may be applied to a suspension system of a vehicle, but the present utility model is not limited thereto, and the electromagnetic shock absorber 100 may be applied to other devices where the electromagnetic shock absorber 100 needs to be provided, for example, the electromagnetic shock absorber 100 may be applied to a suspension system of an aircraft, and the present utility model will be described with reference to the application of the electromagnetic shock absorber 100 to a suspension system of a vehicle.

In the existing electromagnetic vibration damper, a guide rod is arranged in a first vibration damper, a guide groove matched with the guide rod in a guide way is formed in a second vibration damper, and when the second vibration damper is matched and assembled with the first vibration damper, the guide rod stretches into the guide groove so that the first vibration damper and the second vibration damper are matched in a guide way.

Along the length direction of guide bar, only one end of guide bar is fixed state, and consequently the guide bar structure is cantilever beam structure, and the guide bar is too big in self deflection when receiving the side force, leads to the guide bar to take place deformation and collide with the cell wall of guide way and rub partially, extremely difficultly guarantees the direction precision, causes electromagnetic damper's function inefficacy, and then leads to the unable normal work of suspension system of vehicle, influences the driving impression of vehicle.

As shown in conjunction with fig. 1 to 3, the electromagnetic absorber 100 according to the embodiment of the present utility model includes the first vibration absorbing member 1 and the second vibration absorbing member 2, the first vibration absorbing member 1 includes the first electromagnetic member 13, the first electromagnetic member 13 is assembled in the first vibration absorbing member 1 to form the assembly space 10, the peripheral wall of the assembly space 10 is formed with the first guide portion 11, at least part of the second vibration absorbing member 2 is assembled in the assembly space 10, the peripheral wall of the second vibration absorbing member 2 is formed with the second guide portion 21, the first guide portion 11 and the second guide portion 21 are in guide engagement, so that the first vibration absorbing member 1 and the second vibration absorbing member 2 are moved in the relative movement direction, compared with the prior art, the electromagnetic absorber 100 according to the embodiment of the present utility model ensures the guide accuracy by the guide engagement of the first guide portion 11 and the second guide portion 21, the risk of failure of the electromagnetic absorber 100 is reduced, the suspension system equipped with the electromagnetic absorber 100 of the embodiment of the present utility model is made to work reliably, the steering stability of the vehicle is ensured, and the riding feeling of the vehicle is improved.

In some embodiments, the first electromagnetic member 13 is adapted to magnetically cooperate with the second electromagnetic member of the second vibration reduction member 2, such that the first vibration reduction member 1 and the second vibration reduction member 2 are movable relative to each other by the first electromagnetic member 13 magnetically cooperating with the second electromagnetic member to generate a magnetic force.

In some embodiments, as shown in connection with fig. 1 to 3, the first guide portion 11 is one of a guide space and a guide boss, and the second guide portion 21 is the other of the guide space and the guide boss, it may be understood that when the first guide portion 11 is the guide space, the second guide portion 21 is the guide boss, or when the first guide portion 11 is the guide boss, the second guide portion 21 is the guide space, and the guide boss is assembled in the guide space, and the guide space is extended along the direction of the relative movement of the first vibration damping member 1 and the second vibration damping member 2, so that the guide boss is in guide fit with the guide space during the relative movement of the first vibration damping member 1 and the second vibration damping member 2, that is, the guide boss may be guided to move along the direction of the relative movement of the first vibration damping member 1 and the second vibration damping member 2, thereby ensuring the guide accuracy.

In some embodiments, when the first guiding portion 11 is a guiding space, correspondingly, the peripheral wall of the assembling space 10 forms a convex space, and when the first vibration damping member 1 is assembled with the second vibration damping member 2 in a matched manner, part of the structure of the second vibration damping member 2 is suitable for being assembled in the assembling space 10, so that guiding fit between the first guiding portion 11 and the second guiding portion 21 is ensured.

In some embodiments, when the first guiding portion 11 is a guiding boss, correspondingly, a groove-shaped space is formed on the peripheral wall of the assembling space 10, and when the first vibration damping member 1 is assembled with the second vibration damping member 2 in a matched manner, part of the structure of the second vibration damping member 2 is suitable for being assembled in the assembling space 10, so that guiding cooperation between the first guiding portion 11 and the second guiding portion 21 is ensured.

In some embodiments, as shown in fig. 1-3, taking the first guiding portion 11 as a guiding space and the second guiding portion 21 as a guiding boss as an example, the guiding boss is located on the outer peripheral wall of the second vibration damping member 2, and the guiding boss extends along the direction of the relative movement of the first vibration damping member 1 and the second vibration damping member 2.

The lateral force is a force perpendicular to the direction of relative movement of the first damping member 1 and the second damping member 2.

Therefore, according to the electromagnetic absorber 100 of the embodiment of the present utility model, the first guide portion 11 and the second guide portion 21 are structurally stable, and the first guide portion 11 and the second guide portion 21 replace the existing guide matching structure of the guide rod and the guide groove, so that the risk of deformation caused by the lateral force easily caused by the fact that the guide rod is in a cantilever structure is avoided, the guiding precision of the first guide portion 11 and the second guide portion 21 is ensured, the risk of failure of the electromagnetic absorber 100 is reduced, the suspension system provided with the electromagnetic absorber 100 of the embodiment of the present utility model is enabled to work reliably, the steering stability of the vehicle is ensured, and the driving feeling of the vehicle is improved.

In some embodiments of the present utility model, as shown in fig. 1, the first vibration damping member 1 may include a housing 12, the housing 12 being formed with a housing space, the first electromagnetic member 13 being provided at a peripheral wall of the housing space to define an assembly space 10, and the first guide 11 being formed at the first electromagnetic member 13.

In some embodiments, as shown in fig. 1, the housing space extends along the length direction of the first vibration damping member 1, the first electromagnetic member 13 is fixedly engaged with the peripheral wall of the housing space to define an assembly space 10 in the housing space, the assembly space 10 extends along the length direction of the first vibration damping member 1, and the second vibration damping member 2 is movably assembled in the assembly space 10 so that the second vibration damping member 2 can move along the length direction of the first vibration damping member 1 relative to the first vibration damping member 1, and it is also understood that the length direction of the first vibration damping member 1, and the direction in which the first vibration damping member 1 and the second vibration damping member 2 relatively move are parallel.

As shown in connection with fig. 1 and 3, the first electromagnetic member 13 is formed with the first guide portion 11, it will be understood that in some embodiments, the first electromagnetic member 13 is formed with a guide space, and accordingly, the first vibration damping member 1 is formed with a guide boss so that when the second vibration damping member 2 is assembled in the assembly space 10, the guide boss is located in the guide space and the guide boss is in guide-fit with the guide space, or alternatively, the first electromagnetic member 13 is formed with a guide boss, and accordingly, the first vibration damping member 1 is formed with a guide space so that when the second vibration damping member 2 is assembled in the assembly space 10, the guide boss is located in the guide space and the guide boss is in guide-fit with the guide space. Thereby, the first vibration damping member 1 is in guiding engagement with the second vibration damping member 2, thereby ensuring the operational reliability of the electromagnetic vibration damper 100.

In some embodiments of the present utility model, as shown in fig. 1 and 3, the first electromagnetic member 13 includes a plurality of sub-electromagnetic members 131, the plurality of sub-electromagnetic members 131 are sequentially arranged along the circumferential direction of the housing space, at least two adjacent sub-electromagnetic members 131 are spaced apart to form a guide space between the adjacent two sub-electromagnetic members 131, the guide space is configured as the first guide portion 11, and corresponding, and as shown in fig. 2 and 3, the second guide portion 21 located at the outer circumferential wall of the second vibration damping member 2 may be configured as a guide boss, and when the first vibration damping member 1 is assembled with the second vibration damping member 2, the guide boss is located in the guide space, and the guide engagement effect of the first vibration damping member 1 with the second vibration damping member 2 is achieved through the guide engagement of the guide boss, thereby ensuring the operational reliability of the electromagnetic vibration damper 100.

In some embodiments, as shown in connection with fig. 1 and 3, a plurality of sub-electromagnetic members 131 are provided in a housing space and arranged in a ring-shaped structure to define an assembly space 10 in the housing space, and two adjacent sub-electromagnetic members 131 are disposed at intervals to form a guide space between the two adjacent sub-electromagnetic members 131, so that an effect that a peripheral wall of the assembly space 10 is formed with the guide space is achieved, and since the guide space is configured as the first guide portion 11, the peripheral wall of the assembly space 10 is formed with the first guide portion 11.

In some embodiments of the present utility model, as shown in fig. 1 and 3, a plurality of sub-electromagnetic members 131 are sequentially and uniformly arranged along the circumferential direction of the housing space, and adjacent two sub-electromagnetic members 131 are spaced apart such that the adjacent two sub-electromagnetic members 131 are spaced apart to form a guide space.

In some embodiments, the first electromagnetic member 13 includes two sub electromagnetic members 131, the two sub electromagnetic members 131 are arranged to form an annular structure, two guiding spaces are formed between the two sub electromagnetic members 131, correspondingly, two guiding bosses are formed on the peripheral wall of the second vibration damper 2, the two guiding bosses are in one-to-one correspondence with the two guiding spaces, and the guiding cooperation effect of the first vibration damper 1 and the second vibration damper 2 is achieved through guiding cooperation of the guiding bosses and the guiding spaces, so that the working reliability of the electromagnetic vibration damper 100 is ensured.

In some embodiments, as shown in fig. 3, the first electromagnetic member 13 includes three sub electromagnetic members 131, the three sub electromagnetic members 131 are arranged to form an annular structure, and two adjacent sub electromagnetic members 131 are arranged at intervals, so that three guiding spaces are defined by the three sub electromagnetic members 131, correspondingly, three guiding bosses are formed on the peripheral wall of the second vibration damper 2, and the three guiding bosses are in one-to-one correspondence with the three guiding spaces, and the guiding cooperation between the guiding bosses and the guiding spaces realizes the guiding cooperation effect of the first vibration damper 1 and the second vibration damper 2, thereby ensuring the working reliability of the electromagnetic vibration damper 100.

In some embodiments, three sub-electromagnetic members 131 are uniformly arranged, and the included angle between the central axes of two adjacent sub-electromagnetic members 131 is 120 °.

In some embodiments of the present utility model, as shown in fig. 1 and 3, the sub-electromagnetic member 131 includes: the first magnet 132, the first magnet 132 is suitable for magnetically inducing cooperation with the second electromagnetic member of the second vibration reduction member 2, the first magnet 132 is fixedly assembled in the housing space, so that the plurality of first magnets 132 define the assembly space 10 in the housing space, and when the second vibration reduction member 2 is assembled in the assembly space 10, the first magnet 132 is suitable for magnetically inducing cooperation with the second electromagnetic member of the second vibration reduction member 2, so that the first magnet 132 can magnetically inducing cooperation with the second electromagnetic member of the second vibration reduction member 2.

In addition, a plurality of first magnets 132 are fixedly assembled in the housing space, and two adjacent first magnets 132 are spaced apart to form a guide space, and the guide boss is matched with the guide space in a guide manner, so that the effect of the guide matching of the first vibration damper 1 and the second vibration damper 2 is realized, and the working reliability of the electromagnetic vibration damper 100 is ensured.

In some embodiments, the first magnet 132 may be fixedly mounted to the housing 12 using an adhesive, welding, screw riveting, or the like connection such that the first magnet 132 is located within the housing space.

In some embodiments of the present utility model, as shown in fig. 3, the sub-electromagnetic member 131 may include: the mounting base 133 and the first magnet 132, the first magnet 132 is fixedly assembled to the mounting base 133, and the mounting base 133 is fixedly assembled to the housing space.

In some embodiments, the first magnet 132 includes a plurality of magnetic members, and the plurality of magnetic members are assembled on the mounting base 133, so as to achieve the effect that the plurality of magnetic members are preassembled on the mounting base 133, and then the mounting base 133 is fixedly assembled in the housing space, thereby facilitating the installation of the plurality of magnetic members in the housing space.

In some embodiments, the magnetic member is a permanent magnet or a magnetic steel.

In some embodiments, the mounting bases 133 may be fixedly mounted to the housing 12 using an adhesive, welding, screw riveting, or the like, such that the first magnet 132 is located in the housing space, and in addition, as shown in fig. 3, two adjacent mounting bases 133 are spaced apart to form a guide space.

In some embodiments of the present utility model, as shown in fig. 1 and 3, the mounting base 133 has a first surface and a second surface opposite to each other, where the first surface is adapted to be attached to a peripheral wall of the housing space, so that the mounting base 133 is adapted to be assembled in the housing space, and a gap between the mounting base 133 and the peripheral wall of the housing space is reduced, which is beneficial to space arrangement in the housing space, and the second surface is formed with a mounting groove 133a, where the first magnet 132 is assembled in the mounting groove 133a, specifically, where a plurality of magnetic pieces are assembled in the mounting groove 133a, so that the plurality of magnetic pieces are integrated in the mounting base 133, avoiding assembling the plurality of magnetic pieces one by one in the housing space, reducing assembling difficulty, and improving assembling efficiency.

In some embodiments, the magnetic member may be fixedly mounted in the mounting groove 133a using an adhesive, welding, screw riveting, or the like.

In some embodiments of the present utility model, as shown in fig. 1 and 2, the second vibration damping member 2 has a second electromagnetic member magnetically coupled to the first electromagnetic member 13, and it should be noted that the second electromagnetic member is identical to the above-mentioned second electromagnetic member.

The second electromagnetic member is assembled in the assembly space 10, and the outer circumferential wall of the second electromagnetic member has a second guide portion 21, and the second guide portion 21 is in guide fit with the first guide portion 11, thereby ensuring the operational reliability of the electromagnetic shock absorber 100.

In some embodiments of the present utility model, as shown in fig. 2, the second electromagnetic member includes a fitting portion 22 and a second magnet 23, the fitting portion 22 is formed with a fitting groove 221, and the second magnet 23 is fitted in the fitting groove 221. The second magnet 23 is configured as a coil winding, and the second magnet 23 is wound in the fitting groove 221, achieving the effect of fitting the second magnet 23 to the fitting portion 22.

When the first vibration reduction piece 1 and the second vibration reduction piece 2 are assembled in a matched mode, the assembly part 22 is assembled in the assembly space 10, so that the second magnet 23 corresponds to the first electromagnetic piece 13, magnetic force is generated through magnetic induction matching of the second magnet 23 and the first electromagnetic piece 13, and the effect of relative movement of the first electromagnetic piece 13 and the second electromagnetic piece is achieved.

In some embodiments of the present utility model, as shown in fig. 2, the second guide portion 21 is provided on the outer circumferential wall of the fitting portion 22, so that when the fitting portion 22 is fitted in the fitting space 10, the second guide portion 21 is engaged with the first guide portion 11, and the operational reliability of the electromagnetic shock absorber 100 is ensured by the guide engagement of the first guide portion 11 with the second guide portion 21.

In some embodiments of the present utility model, as shown in fig. 2, the outer circumferential wall of the fitting portion 22 is formed with a mounting space 222 recessed toward the inside of the fitting portion 22, and the second guide portion 21 is partially located in the mounting space 222.

In some embodiments, the second guiding portion 21 is configured as a guiding boss, the installation space 222 is configured as a slot-shaped space, and the installation space 222 is disposed to extend along the length direction of the second guiding portion 21, and when the guiding boss is installed in the installation space 222, the guiding boss extends along the length direction of the second guiding portion 21, that is, the guiding boss extends along the direction in which the first electromagnetic member 13 and the second electromagnetic member relatively move.

When the second guiding portion 21 is installed in the installation space 222, a part of the structure of the second guiding portion 21 is located in the installation space 222, another part of the structure of the second guiding portion 21 is located outside the installation space 222, and another part of the structure of the second guiding portion 21 is suitable for guiding and matching with the first guiding portion 11, so as to achieve the guiding effect of the first vibration absorbing member 1 and the second vibration absorbing member 2 through the first guiding portion 11 and the second guiding portion 21.

In some embodiments of the present utility model, as shown in fig. 1, electromagnetic shock absorber 100 may further comprise: the buffer member 3 is provided at least one end of the fitting portion 22 in a direction in which the first and second vibration damping members 1 and 2 move relative to each other, and as shown in fig. 1 and 3, the buffer member 3 may be provided at an upper end surface and/or a lower end surface of the fitting portion 22.

As shown in fig. 1, when the assembly portion 22 is provided with the buffer member 3 in the upper end surface of the assembly portion 22 during the relative movement of the first vibration reduction member 1 and the second vibration reduction member 2, the buffer member 3 is located between the assembly portion 22 and the upper end wall of the housing space during the upward movement of the assembly portion 22, thereby preventing the assembly portion 22 from hard collision with the housing 12, or when the buffer member 3 is provided in the lower end surface of the assembly portion 22, the buffer member 3 is located between the assembly portion 22 and the lower end wall of the housing space during the downward movement of the assembly portion 22, thereby preventing the assembly portion 22 from hard collision with the housing 12.

In some embodiments, the cushion 3 may be configured as an elastic rubber or a spring or the like.

In some embodiments of the present utility model, the guide space has a guide rail therein, and the second guide portion 21 is slidably engaged with the guide rail, wherein the second guide portion 21 is configured as a guide boss through which the guide boss is adapted to slidably engage with the rail, and the guide boss is slidable along a length direction of the rail.

In some embodiments, as shown in fig. 3, the guiding space is formed by spacing two adjacent sub-electromagnetic members 131, when the second guiding portion 21 is configured as a guiding boss, the guiding boss is suitable for guiding and matching with the side walls of the two adjacent sub-electromagnetic members 131, so as to achieve the guiding and matching effect of the guiding boss and the guiding space, but in this embodiment, the requirement on the assembly precision of the sub-electromagnetic members 131 is higher, it is required to ensure that the guiding space formed by spacing two adjacent sub-electromagnetic members 131 is suitable for guiding and matching with the guiding boss, and therefore, the guiding sliding rail is arranged in the guiding space, so that the requirement on the assembly precision of the sub-electromagnetic members 131 can be reduced, the assembly efficiency is improved, and the risk that the electromagnetic damper 100 fails due to the assembly error of the sub-electromagnetic members 131 is reduced.

In some embodiments of the present utility model, as shown in fig. 1, the housing 12 has a barrel portion 121 and an end cap 122, the barrel portion 121 being formed with a housing slot, the end cap 122 being for covering the open end of the housing slot to define a housing space within the housing 12.

In some embodiments, the electromagnetic absorber 100 is connected between the lower swing arm of the suspension system and the vehicle body of the vehicle, wherein the first vibration absorbing member 1 is connected with one of the lower swing arm and the vehicle body, and the second vibration absorbing member 2 is connected with the other of the lower swing arm and the vehicle body, so that the effect of connecting the electromagnetic absorber 100 between the lower swing arm and the vehicle body is achieved, and the excitation of the vehicle body by the road surface can be absorbed through the electromagnetic absorber 100, so that the driving feeling of the vehicle is improved.

For the convenience of explanation of the present technical solution, in some embodiments of the present utility model, the first vibration damping member 1 is connected to the lower swing arm, and the second vibration damping member 2 is connected to the vehicle body, as shown in fig. 1 and 2, the second vibration damping member 2 may further include a push rod 24, one end of the push rod 24 is fixedly connected to the assembly portion 22, and the other end of the push rod 24 is adapted to be fixedly connected to the vehicle body, so that the second vibration damping member 2 is in a fixed state relative to the vehicle body, and in a state in which the first vibration damping member 1 and the second vibration damping member 2 relatively move, the first vibration damping member 1 moves relative to the vehicle body, so as to achieve the effect that the first vibration damping member 1 drives the lower swing arm to act.

In some embodiments, as shown in FIG. 1, end cap 122 is formed with a through hole, and push rod 24 is adapted to pass through the through hole when fitting portion 22 is fitted into fitting space 10, so that end cap 122 can cover the open end of the housing slot.

In some embodiments of the present utility model, as shown in fig. 1, the electromagnetic shock absorber 100 may further include a first mounting end 25, where the first mounting end 25 is assembled to the other end of the push rod 24, and the first mounting end 25 is adapted to be fixedly engaged with the vehicle body, so as to achieve the effect that the other end of the push rod 24 is fixedly connected with the vehicle body.

In some embodiments of the present utility model, as shown in fig. 1, the electromagnetic shock absorber 100 further includes a coil spring 4, wherein the coil spring 4 may be configured in various forms such as a cylindrical form, a middle convex form, and a truncated cone form, and the coil spring 4 is connected to the first shock absorbing member 1 and the second shock absorbing member 2, and the coil spring 4 is used for limiting the travel of the relative movement of the first shock absorbing member 1 and the second shock absorbing member 2, so as to ensure the operational reliability of the electromagnetic shock absorber 100.

In some embodiments of the present utility model, as shown in fig. 1, the electromagnetic shock absorber 100 may further include a second mounting end 14, the second mounting end 14 is adapted to an outer peripheral wall of the housing 12, the first mounting end 25 is disposed opposite to the second mounting end 14 along a length direction of the electromagnetic shock absorber 100, and both ends of the coil spring 4 are fixedly connected to the first mounting end 25 and the second mounting end 14, respectively, and the coil spring 4 is elastically supported between the first shock absorbing member 1 and the second shock absorbing member 2.

In some embodiments of the present utility model, as shown in fig. 1, the electromagnetic shock absorber 100 further has a dust cover 5, the dust cover 5 is sleeved on the push rod 24, one end of the dust cover 5 is fixedly connected with the first mounting end 25, the other end of the dust cover 5 is fixedly connected with the second mounting end 14, and the dust cover 5 is used for preventing substances (such as dust, liquid, etc.) in the environment from entering the assembly space 10 through the penetrating hole, so as to improve the use reliability of the electromagnetic shock absorber 100.

The suspension system according to the embodiments of the present utility model includes the electromagnetic shock absorber 100 in some of the above embodiments, and it should be noted that the features and advantages described above for the electromagnetic shock absorber 100 are equally applicable to the suspension system, and are not repeated herein.

The vehicle according to the embodiment of the utility model includes the suspension system in some of the embodiments described above, and the performance of the suspension system of the utility model is reliable, and thus, the drivability of the vehicle employing the suspension system of the utility model is stable.

In the description of the present utility model, it should be understood that the terms "length," "upper," "lower," "inner," "circumferential," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the utility model, a "first feature" or "second feature" may include one or more of such features.

In the description of the present utility model, "plurality" means two or more.

In the description of the utility model, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by another feature therebetween.

In the description of the utility model, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (16)

1. An electromagnetic shock absorber, comprising:

The first vibration reduction piece comprises a first electromagnetic piece, the first electromagnetic piece is assembled in the first vibration reduction piece to limit an assembly space, and a first guide part is formed on the peripheral wall of the assembly space;

The second vibration reduction piece, at least part of second vibration reduction piece assemble in the assembly space, the periphery wall of second vibration reduction piece is formed with the second guide part, first guide part with the cooperation of second guide part direction is so that first vibration reduction piece with second vibration reduction piece is along relative movement direction removes.

2. The electromagnetic vibration damper according to claim 1, wherein the first vibration damper includes a housing formed with a housing space, the first electromagnetic member is provided to a peripheral wall of the housing space to define the fitting space, and the first guide portion is formed to the first electromagnetic member.

3. The electromagnetic shock absorber according to claim 2, wherein the first electromagnetic member includes a plurality of sub-electromagnetic members, the plurality of sub-electromagnetic members being arranged in sequence along a circumferential direction of the housing space, at least two adjacent sub-electromagnetic members being spaced apart to form a guide space between the adjacent two sub-electromagnetic members, the guide space being configured as the first guide portion.

4. The electromagnetic shock absorber according to claim 3, wherein a plurality of said sub-electromagnetic members are arranged uniformly in sequence in a circumferential direction of said housing space, and adjacent two of said sub-electromagnetic members are spaced apart.

5. The electromagnetic shock absorber of claim 3, wherein said sub-electromagnetic member comprises: and the first magnet is fixedly assembled in the shell space.

6. The electromagnetic shock absorber of claim 3, wherein said sub-electromagnetic member comprises: the mounting seat and the first magnet, first magnet fixed assembly in the mount pad, the mount pad fixed assembly in the casing space.

7. The electromagnetic shock absorber according to claim 6, wherein said mounting base has opposed first and second surfaces, said first surface being adapted to conform to a peripheral wall of said housing space, said second surface being formed with a mounting groove, said first magnet fitting within said mounting groove.

8. The electromagnetic vibration absorber according to any one of claims 2-7, wherein the second vibration absorbing member has a second electromagnetic member that is fitted in the fitting space, an outer peripheral wall of the second electromagnetic member having the second guide portion, the second electromagnetic member magnetically engaging with the first electromagnetic member.

9. The electromagnetic shock absorber according to claim 8, wherein the second electromagnetic member includes a fitting portion formed with a fitting groove and a second magnet fitted to the fitting groove.

10. The electromagnetic shock absorber according to claim 9, wherein the second guide portion is provided on an outer peripheral wall of the fitting portion.

11. The electromagnetic shock absorber according to claim 10, wherein an outer peripheral wall of the fitting portion is formed with a mounting space recessed toward an inside of the fitting portion, and the second guide portion is partially fitted in the mounting space.

12. The electromagnetic shock absorber of claim 9, further comprising: and the buffer piece is arranged at least one end of the assembly part along the relative movement direction of the first vibration reduction piece and the second vibration reduction piece.

13. The electromagnetic shock absorber according to any of claims 3-7, wherein the guide space has a guide rail therein, the second guide portion being in sliding engagement with the guide rail.

14. The electromagnetic shock absorber according to claim 1 or 2, wherein the first guide portion is one of a guide space and a guide boss, and the second guide portion is the other of the guide space and the guide boss, the guide boss being fitted in the guide space.

15. A suspension system comprising the electromagnetic shock absorber of any one of claims 1-14.

16. A vehicle comprising the suspension system of claim 15.