CN219115441U - Magnetic levitation vehicle suspension - Google Patents

Abstract

The utility model relates to the technical field of rail transit, and aims to solve the problems of complex structure, high cost, many connecting pieces, complex manufacturing process, low structure interchangeability, inconvenient maintenance and insufficient vibration damping performance of the existing embedded suspension frame, and provides a magnetic suspension vehicle suspension frame which comprises two suspension modules which are oppositely arranged, wherein at least one anti-side rolling beam is connected between the two suspension modules and used for inhibiting opposite side rolling motions of the two suspension modules and transmitting transverse force, a sleeper beam is also connected between the two suspension modules, two ends of the sleeper beam are connected with the suspension modules through vibration damping devices, traction devices are symmetrically arranged at the centers of two sides of the sleeper beam, and the traction devices are connected with the suspension modules; the suspension frame has the advantages of few parts, strong structural interchangeability, simple structure, low manufacturing difficulty, low cost, convenient manufacture and maintenance, high structural integration degree, symmetrical structure, clear mechanical relationship and good rolling resistance and vibration reduction performance.

Description

Magnetic levitation vehicle suspension

Technical Field

The utility model relates to the technical field of rail transit, in particular to a magnetic levitation vehicle suspension.

Background

The running part is a core component of the magnetic levitation vehicle and has the functions of bearing, suspending, guiding, traction, braking, vibration reduction and the like. At present, the domestic and foreign magnetic levitation systems mainly have two structural forms of external wrapping type and embedded type, and the external wrapping type magnetic levitation running part can generate certain noise and electromagnetic pollution and is easy to influence the driving safety due to external climate and environmental change. The existing embedded magnetic levitation running part has the problems of complex structure, higher cost, long debugging period, no rescue supporting wheel and the like.

The running part usually comprises a plurality of suspension frames, and the existing suspension frames have the problems of complex structure, high cost, more connecting pieces, complex connecting mode, low structure interchangeability, insufficient vibration reduction performance and the like.

Disclosure of Invention

The utility model aims to provide a magnetic levitation vehicle suspension, which solves the problems of complex structure, high cost, more connecting pieces, complex connecting mode, low structure interchangeability and insufficient vibration reduction performance of the traditional suspension.

The utility model is realized by adopting the following technical scheme:

the utility model provides a magnetic levitation vehicle suspension, includes two suspension modules that set up relatively, two be connected with at least one anti side rolling roof beam between the suspension module, anti side rolling roof beam is used for restraining two the opposite side rolling motion of suspension module and transmission transverse force, two still be connected with the sleeper beam between the suspension module, the both ends of sleeper beam pass through vibration damper with suspension module links to each other, draw gear is installed to the bilateral central symmetry of sleeper beam, draw gear with suspension module links to each other.

The suspension frame is used for being arranged in an embedded track, noise and electromagnetic radiation are small, efficiency is high, and derailment risk is avoided.

The suspension frame has the advantages of few types of parts, strong structural interchangeability, simple structure, low manufacturing difficulty, low cost, convenient manufacture and maintenance, high structural integration degree, symmetrical structure and clear mechanical relationship.

An anti-side rolling beam is connected between the two suspension modules, and can inhibit opposite side rolling motions of the left suspension module and the right suspension module, so that a magnetic levitation vehicle can smoothly pass through a curve; meanwhile, the transverse force can be transmitted, and when transverse load exists, the left and right suspension modules are ensured to bear force simultaneously.

The two ends of the sleeper beam are connected with the suspension module through the vibration reduction device, and the vibration reduction device can reduce vibration of a vehicle and improve comfort of the vehicle.

The suspension frame is provided with a traction device which can meet the traction and braking functions of the magnetic levitation vehicle. For a magnetic levitation vehicle, dispersed traction can be realized, and levitation and traction capabilities are improved.

As a preferable technical scheme:

the vibration damper adopts air springs, the air springs not only can reduce vehicle vibration and improve comfort, but also can generate deflection angle through torsion, so that the vehicle can pass through a plane curve conveniently, and meanwhile, suspension control debugging difficulty is reduced by adopting the air springs.

As a preferable technical scheme:

the number of the anti-side rolling beams is one or two, when the number of the anti-side rolling beams is one, the anti-side rolling Liang Bu is arranged on one side of the sleeper beam, and when the number of the anti-side rolling beams is two, the two anti-side rolling beams are respectively arranged on two sides of the sleeper beam.

The number of the anti-side rolling beams is at least one, and whether the second anti-side rolling beam is arranged or not can be selected according to different arrangement positions of the suspension frames in the travelling part.

As a preferable technical scheme:

the sleeper beam is provided with a bearing table, and the bearing table is provided with a sliding assembly.

The suspension frame provided with the bearing table and the sliding component is a sliding suspension frame, the sliding component can realize the transverse sliding function of the suspension frame relative to the vehicle body, and can transmit vertical force and longitudinal force, and the vehicle can realize the transverse sliding of the suspension frame relative to the vehicle body when passing through a flat curve.

The suspension frame without the bearing table and the sliding component is a fixed suspension frame, and the fixed suspension frame is fixedly connected with the vehicle body.

As a preferable technical scheme:

the sliding assembly comprises a linear guide rail, a sliding block is arranged on the linear guide rail in a matched mode, the linear guide rail is in sliding connection with the sliding block, a groove is formed in the top surface of the bearing table, and the linear guide rail is arranged in the groove.

The sliding component is used for compensating displacement amount of the travelling part and the vehicle body during curvilinear motion and releasing transverse movement.

As a preferable technical scheme:

the bearing table is provided with a sliding table stop, the two sides of the sliding table stop are symmetrically provided with the linear guide rail and the sliding block, and the sliding table stop is used for limiting the sliding block.

The sliding block is prevented from falling off the linear guide rail, and the transverse displacement between the running part and the vehicle is limited.

As a preferable technical scheme:

the suspension module comprises two opposite supporting frames, the two supporting frames jointly support the magnet units, a longitudinal beam is connected between the two supporting frames, the vibration damper is installed on the longitudinal beam, and a mechanical side guide device is installed on the side face of the supporting frame.

The suspension module is simple in structure, low in cost, convenient to manufacture and maintain, simple to install and high in structural interchangeability, wherein the longitudinal beams connect the two supporting frames into a whole, the integral rigidity of the structure is improved, and the vibration reduction device improves the vehicle comfort.

As a preferable technical scheme:

rescue supporting wheels are arranged at the end parts of the supporting frames, and skids are arranged at the bottoms of the supporting frames.

The rescue supporting wheels are arranged, safety is high, rescue is convenient to conduct when a vehicle fails, and the skid is arranged and is used for emergency braking and parking braking.

As a preferable technical scheme:

the support frame comprises an upper support and a lower support which are oppositely arranged, the upper support is connected with the lower support through an inner vertical plate and an outer vertical plate, the inner vertical plate and the outer vertical plate are oppositely arranged, the bottom surface of the upper support is connected with a traction seat, and a support wheel guide seat is connected between the inner vertical plate and the outer vertical plate.

The traction seat is used for being connected with the traction device and providing an installation interface for the traction device, and the supporting wheel guide seat is used for installing a rescue supporting wheel and providing an installation interface for the rescue supporting wheel.

The supporting frame is simple in structure and convenient to assemble (without adhesion and large reduction in riveting amount), adopts a modularized design and has complete interchangeability, and the supporting frame is provided with an installation guide interface of the rescue supporting wheel and an installation interface of the traction device, and meanwhile, the supporting frame adopts a miniaturized design, so that the installation arrangement space of the rescue supporting wheel and the air spring in the suspension module is increased.

As a preferable technical scheme:

the two ends of the supporting wheel guide seat are respectively connected with the side surfaces of the inner side vertical plate and the outer side vertical plate.

As a preferable technical scheme:

and the supporting wheel guide seat is provided with a guide hole.

The wheel frame of the rescue supporting wheel can conveniently pass through.

As a preferable technical scheme:

the top surface of lower part support is equipped with longeron installation interface, and its bottom surface is equipped with the skid installation interface.

The longitudinal beam installation interface is used for installing a longitudinal beam, and the skid installation interface is used for installing a skid.

As a preferable technical scheme:

the top surface of upper portion support is equipped with a plurality of bosss.

The boss structure is arranged, so that the thickness of the upper support can be reduced, weight reduction is realized, the contact area between the upper support and the magnet unit can be reduced, the heat influence of the upper connection magnet unit is reduced, and heat dissipation is facilitated.

As a preferable technical scheme:

all the bosses are arranged on the upper support at intervals.

As a preferable technical scheme:

and key grooves and bolt holes are formed in the boss.

The support frame is connected with the bottom surface of the magnet unit in a positioning way through a flat key and a bolt.

As a preferable technical scheme:

The boss and the upper support are integrally formed structural members, and can be integrally cast.

As a preferable technical scheme:

the supporting frame can be assembled by a plurality of parts in a segmented mode, and can also be formed by integral casting.

As a preferable technical scheme:

at least one lightening hole is formed in the upper support, the lower support, the inner vertical plate and the outer vertical plate. On the premise of ensuring the supporting strength of the supporting frame, the weight is reduced by arranging the weight reducing holes.

As a preferable technical scheme:

the mechanical side guiding device comprises a support, a mounting groove is formed in the support, an elastic piece is arranged in the mounting groove, the extension compression direction of the elastic piece is along the horizontal direction, one end of the elastic piece is abutted to the support, a friction plate is arranged at the other end of the elastic piece, and the friction plate is in friction contact with a rail of the rail beam M.

The mechanical side guiding device is used for guiding and limiting the magnetic levitation vehicle, and the friction plate can be contacted with the track beam. Because the elastic piece has elastic buffer function, when the friction disc and the M rail of the track beam are contacted, the elastic piece is compressed to absorb energy, and the mechanical side guide device has buffer function simultaneously on the premise of guiding and limiting functions, so that the impact effect is reduced, and the riding comfort is improved.

As a preferable technical scheme:

the installation groove is internally provided with a chute, the length direction of the chute is the same as the extension compression direction of the elastic piece, the friction plate part is positioned in the chute, and the friction plate can slide in the chute.

And after the friction plate is contacted with the rail of the rail beam M, the friction plate slides along the sliding groove to compress the elastic piece.

As a preferable technical scheme:

and a heat insulation plate is arranged between the elastic piece and the friction plate, and the heat insulation plate is positioned in the sliding groove.

Because the friction plate and the rail beam M are rubbed to generate heat, the heat insulation plate is used for heat insulation, and other components are prevented from being influenced.

As a preferable technical scheme:

and a base plate is arranged between the friction plate and the heat insulation plate, and the base plate is positioned in the sliding groove.

The backing plate has a compensation function, and when the friction plate is worn, the backing plate can be added for compensation.

As a preferable technical scheme:

the sliding groove is fixedly connected with the support through a screw, and the screw sequentially penetrates through the support and the sliding groove to connect the support and the sliding groove together.

As a preferable technical scheme:

the support is provided with a positioning hole, a positioning pin is arranged in the positioning hole, and the positioning pin penetrates through the elastic piece to position the elastic piece.

The friction plate, the base plate, the heat insulation plate, the elastic piece and the locating pin are connected with the support through a bolt assembly, the bolt assembly comprises a bolt and a nut, and the bolt sequentially penetrates through the friction plate, the base plate, the heat insulation plate, the locating pin and the support and is then fastened through the nut.

As a preferable technical scheme:

the elastic member may employ a spring.

As a preferable technical scheme:

the rescue supporting wheel comprises a wheel frame, the wheel frame is connected with a wheel, the top of the wheel frame is connected with a vertical telescopic device, and the vertical telescopic device is connected to the bottom of the magnet unit;

the wheel frame passes through the guide hole and is fixed on the lower support.

The supporting wheel guide seat is used for providing vertical guide for the wheel frame and limiting the rotation of the wheel frame. The vertical telescopic device stretches and drives the wheel frame and the wheels to move up and down and is used for controlling whether the rescue supporting wheels work or not.

When the suspension function of the magnetic levitation vehicle fails, the vertical telescopic device is controlled to extend, power and supporting force for downward movement of the wheel frame are provided, the magnetic levitation vehicle is supported by the rescue supporting wheel, the wheels of the rescue supporting wheel are directly contacted with the track, the rescue supporting wheel can walk along the track, and therefore friction between the magnetic levitation vehicle and the track is reduced, and rescue is facilitated.

When the suspension function of the magnetic levitation vehicle is invalid but the traction function is normal, the magnetic levitation vehicle can complete self-rescue through the rescue supporting wheels; when the levitation function and the traction function of the magnetic levitation vehicle are invalid, the normal no-load operation vehicle can rescue the full-load fault vehicle.

During normal operation of the magnetic levitation vehicle, the vertical telescopic device is contracted, the wheel carrier and the wheels move upwards, and the wheels are separated from the track.

The rescue supporting wheel is small in weight increase, small in space requirement, strong in bearing capacity, low in installation difficulty and small in influence on the existing structure.

As a preferable technical scheme:

an elastic telescopic device is arranged between the wheel frame and the supporting wheel guide seat, the elastic telescopic device is a spring, the spring is arranged in the wheel frame, the upper surface of the spring is connected to the wheel frame, the lower surface of the spring is connected to a spring lower support, and the spring lower support can be abutted against the supporting wheel guide seat.

An elastic telescopic device is arranged between the wheel frame and the supporting wheel guide seat and used for providing a vertical upward reset driving force and a reset support for the wheel frame.

Because the supporting wheel guide seat is connected to the magnetic levitation vehicle suspension, the magnetic levitation vehicle suspension is fixed, when the wheel carrier moves downwards after the magnetic levitation vehicle breaks down, the spring lower support is kept in butt joint with the supporting wheel guide seat, the spring in the wheel carrier is compressed between the wheel carrier and the spring lower support, and the spring has a tendency of restoring deformation, so that the spring provides a vertical upward restoring driving force for the wheel carrier.

As a preferable technical scheme:

the elastic expansion device is not limited to a spring, and other members capable of realizing elastic expansion may be used.

As a preferable technical scheme:

the side of supporting wheel guide holder has seted up the mating holes, spring undershot seat part stretches into in the mating holes, the lower surface of spring undershot seat can with the inner wall looks butt in mating holes.

When the magnetic levitation vehicle works normally, the spring lower support is positioned in the matching hole, and the lower surface of the spring lower support can be in contact with the inner wall of the matching hole or not.

When the magnetic levitation vehicle fails, the wheel carrier moves downwards, and the lower surface of the spring lower support is abutted against the inner wall of the matching hole.

As a preferable technical scheme:

the vertical telescopic device is an oil cylinder, the oil cylinder comprises a cylinder barrel and a piston rod, the piston rod can move up and down relative to the cylinder barrel, and the cylinder barrel is used for being connected with the magnetic levitation vehicle suspension frame.

The piston rod moves downwards relative to the cylinder barrel to provide power for the downward movement of the wheel frame and supporting force.

As a preferable technical scheme:

the piston rod is connected with a piston rod adjusting shaft, the piston rod adjusting shaft can move on the piston rod, and the lower part of the piston rod adjusting shaft is connected with the upper part of the wheel frame.

The piston rod adjusting shaft can move on the piston rod and is used for controlling the stroke of the up-and-down movement of the wheel.

As a preferable technical scheme:

the wheel carrier comprises a wheel carrier guide part and a wheel carrier connecting part, wherein the outer side of the wheel carrier guide part is matched with the inner side of the guide hole, and the wheel carrier connecting part is used for connecting the wheels.

As a preferable technical scheme:

wheel connecting pieces are arranged on the wheel frame connecting parts in a penetrating mode, the middle parts of the wheel connecting pieces are connected with the wheels, the wheels can axially rotate around the wheel connecting pieces, and two ends of the wheel connecting pieces are connected with the wheel frame connecting parts.

The wheel can only rotate axially around the wheel connecting piece, and translation and rotation in the other directions are limited by the wheel connecting piece.

As a preferable technical scheme:

the part of the wheel contacted with the running surface is an insulating piece.

After the suspension function of the magnetic levitation vehicle fails, the rescue supporting wheel is started to serve as a supporting system, and the supporting system needs to meet related insulation requirements.

As a preferable technical scheme:

one end of the traction device is connected to the side face of the sleeper beam, and the other end of the traction device is connected to the supporting frame.

As a preferable technical scheme:

The traction device comprises a traction pull rod, and rubber joints are arranged at two ends of the traction pull rod.

As a preferable technical scheme:

the suspension frame is provided with a shock absorber installation interface.

The vibration damper mounting interfaces are used for mounting the transverse vibration damper, and the vibration damper mounting interfaces are arranged on the fixed suspension frame and the sliding suspension frame, so that whether the transverse vibration damper is arranged or not can be selected according to different arrangement positions and different design speeds of the suspension frame in the running part.

As a preferable technical scheme:

the transverse shock absorber is arranged between the suspension module and the vehicle body, one end of the transverse shock absorber is connected with the longitudinal beam, and the other end of the transverse shock absorber is connected with the vehicle body.

The lateral vibration damper is used for damping lateral vibration of a vehicle.

As a preferable technical scheme:

the anti-side rolling beam comprises an upper beam and a lower beam which are oppositely arranged, two ends of the upper beam and two ends of the lower beam are respectively connected to the mechanical side guide devices on two sides, and the upper beam and the lower beam are in flexible connection.

Since the roll can affect the suspension air gap of the left and right magnetic poles of the single electromagnet, excessive roll can cause suspension instability. Therefore, the anti-rolling beams are arranged between the two side suspension modules, and the opposite rolling motions of the left suspension module and the right suspension module are restrained. Specifically, the anti-side rolling beam provided by the utility model comprises an upper beam and a lower beam which are in flexible connection, wherein two ends of the upper beam and the lower beam are directly connected with mechanical side guide devices on two sides, the upper beam and the lower beam can transmit transverse force, and when transverse load exists, the left suspension module and the right suspension module are stressed simultaneously. The upper cross beam and the lower cross beam are flexibly connected, so that the relative nodding and other movements of the left suspension module and the right suspension module can be released, and the suspension frame can smoothly pass through the relaxation curve.

The left suspension module and the right suspension module of the suspension frame are respectively provided with 6 degrees of freedom, and the left suspension module and the right suspension module are longitudinally staggered and transversely pulled apart so that the running mechanism can adapt to curves; in the moderating curve, the transverse slope change of the track is adapted between the left suspension module and the right suspension module through the relative point head.

The anti-side rolling beam controls the left and right suspension modules of the suspension frame to move in a certain range in 6 degrees of freedom, and allows the left and right suspension modules to relatively nod, shake, transversely move, longitudinally move, sink and float, roll and the like, and inhibit excessive side rolling, so that the vehicles can smoothly pass through curves.

The anti-side rolling beam is used for embedded middle-low speed magnetic levitation vehicles, can control the side rolling degree of freedom and release the rest degrees of freedom.

As a preferable technical scheme:

the lower beam is connected with two connecting plates, the two connecting plates are oppositely arranged, a cavity is formed between the two connecting plates, the mounting seat stretches into the cavity to be arranged, and the mounting seat is flexibly connected with the connecting plates.

As a preferable technical scheme:

the mounting seat is provided with a mounting hole, the connecting plate is provided with a through hole, the mounting hole is aligned with the through hole, a rubber joint is arranged in the mounting hole, a bolt assembly is arranged in the through hole, the bolt assembly comprises a bolt and a nut, and the bolt penetrates through the through hole and the rubber joint and is connected with the nut in a matched mode.

The rubber joint is an elastic connector formed by compounding rubber and iron pieces, and has the functions of flexible connection and vibration impact buffering.

As a preferable technical scheme:

the rubber joint comprises an inner ring and an outer ring, the outer ring is sleeved outside the inner ring, rubber is filled between the inner ring and the outer ring, the outer ring is connected with the inner wall of the mounting hole, and the inner ring is connected with the middle position of the bolt.

As a preferable technical scheme:

the middle part of longeron is equipped with first installation die cavity, first installation die cavity is used for installing vibration damper, the both ends of longeron are equipped with the second installation die cavity, the second installation die cavity is used for installing connecting piece and displacement release, the connecting piece be used for with the longeron with braced frame is connected, displacement release is used for releasing the longeron for braced frame's displacement, the internal face of second installation die cavity with displacement release cooperatees.

The longitudinal beam is matched with the displacement release device, so that the rigidity of the structure is reduced, and the longitudinal beam and the support frame are kept connected within a certain range.

As a preferable technical scheme:

And a vibration damper mounting seat is arranged in the first mounting cavity.

The vibration damper mounting seat is used for mounting the vibration damper.

As a preferable technical scheme:

the vibration damper mounting seat is arranged at the bottom of the first mounting cavity.

As a preferable technical scheme:

the longitudinal beam is further provided with a hollow cavity, and the hollow cavity is communicated with the first installation cavity.

The hollow cavity is used as an additional air chamber of the air spring, and the additional air chamber is used for adjusting the rigidity of the air spring.

As a preferable technical scheme:

the hollow cavity is arranged between the first mounting cavity and the second mounting cavity.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

the suspension frame is used for being arranged in an embedded track, noise and electromagnetic radiation are small, efficiency is high, and derailment risk is avoided.

The suspension frame has the advantages of few types of parts, strong structural interchangeability, simple structure, low manufacturing difficulty, low cost, convenient manufacture and maintenance, high structural integration degree, symmetrical structure and clear mechanical relationship.

An anti-side rolling beam is connected between the two suspension modules, and can inhibit opposite side rolling motions of the left suspension module and the right suspension module, so that a magnetic levitation vehicle can smoothly pass through a curve; meanwhile, the transverse force can be transmitted, and when transverse load exists, the left and right suspension modules are ensured to bear force simultaneously.

The two ends of the sleeper beam are connected with the suspension module through the vibration reduction device, the vibration reduction device can reduce vibration of a vehicle and improve comfort of the vehicle, and the suspension control debugging difficulty is reduced by adopting an air spring to suspend the vibration reduction device.

The suspension frame is provided with a traction device which can meet the traction and braking functions of the magnetic levitation vehicle. For a magnetic levitation vehicle, dispersed traction can be realized, and levitation and traction capabilities are improved.

Drawings

Fig. 1 is a schematic structural view of a fixed suspension frame.

Fig. 2 is a bottom view of fig. 1.

Fig. 3 is a schematic structural view of the sliding suspension.

Fig. 4 is a bottom view of fig. 3.

Fig. 5 is a schematic structural view of a fixed bolster.

Fig. 6 is a schematic view of a structure for fixing the bottom of the bolster.

Fig. 7 is a schematic structural view of a sliding sleeper beam.

Fig. 8 is a schematic structural view of the sliding sleeper beam after mounting the vertical stopper and the air spring.

Fig. 9 is a schematic structural view of the levitation module.

Fig. 10 is a schematic structural view of the support frame.

Fig. 11 is an exploded view of a support frame.

Fig. 12 is a schematic structural view of a stringer.

Fig. 13 is a schematic view of the installation of stringers.

Fig. 14 is a top view of fig. 13.

Fig. 15 is a cross-sectional view taken along the direction A-A in fig. 14.

Fig. 16 is an enlarged view at I in fig. 15.

Fig. 17 is a schematic view of the structure of the mechanical side guide.

Fig. 18 is an exploded view of the mechanical side guide.

Fig. 19 is a schematic installation view of the rescue support wheel.

Fig. 20 is a schematic view of the structure of the roll bar.

Fig. 21 is an exploded view of the anti-roll bar.

Fig. 22 is a cross-sectional view of a rubber joint.

Icon: 10-suspension module, 20-anti-side rolling beam, 30-sleeper beam, 40-traction device, 50-transverse damper, 21-upper beam, 211-upper beam body, 212-upper beam end connection point, 213-mount, 214-mounting hole, 22-lower beam, 221-lower beam body, 222-lower beam end connection point, 223-link plate, 224-through hole, 23-rubber joint, 231-inner ring, 232-outer ring, 233-rubber, 31-bearing table, 32-linear guide rail, 33-slider, 34-slipway stopper, 35-empty spring mounting position, 36-vertical stopper mounting position, 37-transverse stopper mounting position, 38-vertical stopper, 1-support frame, 2-magnet unit, 3-longitudinal beams, 4-rescue supporting wheels, 5-mechanical side guide devices, 6-vibration reduction devices, 7-displacement release devices, 8-skids, 101-upper support, 102-lower support, 103-inner vertical plates, 104-outer vertical plates, 105-traction seats, 106-supporting wheel guide seats, 107-guide holes, 108-bosses, 109-key grooves, 110-bolt holes, 111-lightening holes, 301-first installation cavities, 302-second installation cavities, 303-hollow cavities, 304-vibration reduction device installation seats, 305-upper panels, 306-crimping parts, 307-limit protrusions, 401-oil cylinders, 4011-cylinder barrels, 4012-piston rods, 402-piston rod adjusting shafts, 403-wheels, 404-elastic telescoping device, 405-spring lower support, 406-wheel carrier, 4061-wheel carrier guide, 4062-wheel carrier connection, 407-wheel connection, 501-friction plate, 502-heat shield, 503-backing plate, 504-elastic piece, 505-chute, 506-locating pin, 507-bracket, 701-upper base, 702-lower base, 703-rubber spring, 704-connection piece, 705-pin shaft, 706-gasket.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1-4, the present embodiment proposes a levitation vehicle levitation frame for placement in an embedded track, having low noise and electromagnetic radiation, high efficiency, and no risk of derailment.

The suspension frame comprises two suspension modules 10 which are oppositely arranged, at least one anti-side rolling beam 20 is connected between the two suspension modules 10, the anti-side rolling beams 20 are used for inhibiting opposite side rolling motions of the two suspension modules 10, smooth passing of a curve of a magnetic suspension vehicle is ensured, transverse force can be transmitted by the anti-side rolling beams 20, and simultaneous stress of the left suspension module 10 and the right suspension module 10 is ensured when transverse load exists. Depending on the arrangement of the suspension in the running gear, it is optional whether a second anti-roll bar 20 is provided.

A sleeper beam 30 is further connected between the two suspension modules 10, two ends of the sleeper beam 30 are connected with the suspension modules 10 through vibration reduction devices 6, traction devices 40 are symmetrically installed at centers of two sides of the sleeper beam 30, and the traction devices 40 are connected with the suspension modules 10. The traction device 40 comprises a traction pull rod, and rubber joints are arranged at two ends of the traction pull rod. The traction device 40 can meet the traction braking function of the magnetic levitation vehicle, and for the magnetic levitation vehicle, the traction device 40 is arranged on a plurality of levitation frames, so that scattered traction can be realized, and the levitation and traction capacity can be improved.

The vibration damper 6 adopts an air spring, the air spring not only can reduce the vibration of the vehicle and improve the comfort, but also can generate deflection angle through torsion, and the vehicle can conveniently pass through a plane curve.

The suspension frame comprises a fixed suspension frame and a sliding suspension frame, the fixed suspension frame is shown in fig. 1, the fixed suspension frame is fixedly connected with a vehicle body, and the sleeper beam 30 is a fixed sleeper beam. For the fixed suspension frame, one or two anti-side rolling beams 20 are connected between the two suspension modules 10, and in this embodiment, two anti-side rolling beams 20 are respectively arranged at two sides of the sleeper beam 30, as shown in fig. 1, for example. As shown in fig. 5 and 6, the two ends of the fixed bolster are reserved with a hollow spring mounting position 35 and a vertical stop mounting position 36, and the two ends of the bottom of the fixed bolster are reserved with a transverse stop mounting position 37. The air spring mounting position 35 is arranged at the bottom of the fixed sleeper beam, an air spring convenient for subsequent mounting is connected with the longitudinal beam 3 below, the vertical stop mounting position 36 is arranged at the top of the fixed sleeper beam, and the vertical stop 38 is convenient for subsequent mounting at the top of the fixed sleeper beam.

Fig. 3 shows a sliding suspension frame, for the sliding suspension frame, a bearing table 31 is installed on the sleeper beam 30, a sliding component is arranged on the bearing table 31, the sliding component can realize the transverse sliding function of the suspension frame relative to a vehicle body, and can transmit vertical force and longitudinal force, so that the suspension frame can transversely slide relative to the vehicle body when the vehicle passes through a flat curve. The bolster 30, the bearing table 31, and the sliding assembly form a sliding bolster. In the sliding suspension, one or two anti-side rolling beams 20 are connected between two suspension modules 10, and in this embodiment, one anti-side rolling beam 20 is disposed at one side of the sleeper beam 30 as shown in fig. 3, for example. As shown in fig. 7 and 8, the two ends of the sliding sleeper beam are reserved with a hollow spring mounting position 35 and a vertical stop mounting position 36, but the sliding sleeper beam is not provided with a transverse stop mounting position 37, and a transverse stop is not required to be mounted.

For the fixed and the sliding suspension, at least one of the anti-side rolling beams 20 is provided thereon, and whether or not a second anti-side rolling beam 20 is provided may be selected according to the arrangement position of the suspension in the running section. In the present embodiment, only a specific embodiment is given, two anti-side rolling beams 20 are provided on the fixed suspension frame, and one anti-side rolling beam 20 is provided on the sliding suspension frame, but the present embodiment is not limited to this embodiment, and the specific embodiment is determined according to the arrangement position of the suspension frame in the running part.

In the sliding suspension frame, the sliding component comprises a linear guide rail 32, a sliding block 33 is arranged on the linear guide rail 32 in a matched mode, the linear guide rail 32 is in sliding connection with the sliding block 33, a groove is formed in the top surface of the bearing table 31, and the linear guide rail 32 is arranged in the groove. The bearing table 31 is provided with a sliding table stop 34, the two sides of the sliding table stop 34 are symmetrically provided with the linear guide rail 32 and the sliding block 33, and the sliding table stop 34 is used for limiting and stopping the sliding block 33. The sliding block 33 is prevented from being separated from the linear guide rail 32, and the lateral displacement between the running part and the vehicle is limited.

The fixed suspension frame and the sliding suspension frame are both provided with shock absorber mounting interfaces, and whether the transverse shock absorber 50 is arranged or not can be selected according to different arrangement positions and different design speeds of the suspension frame in the running part. In this embodiment, a transverse damper 50 is provided on the sliding suspension, and the transverse damper 50 is disposed between the suspension module 10 and the vehicle body.

The suspension module 10 has the following structure:

as shown in fig. 9, the suspension modules 10 include two opposite support frames 1, the two support frames 1 support the magnet units 2 together, a longitudinal beam 3 is connected between the two support frames 1, the vibration reduction device 6 is arranged in the middle of each suspension module 10, and is installed in the center of the longitudinal beam 3, and two ends of the sleeper beam 30 are connected with the longitudinal beams 3 on two sides through the vibration reduction device 6.

The inside of the supporting frame 1 is provided with a mechanical side guiding device 5 for transverse mechanical limiting and guiding, the end part of the supporting frame 1 is provided with a rescue supporting wheel 4, and specifically, the front end of the first supporting frame 1 and the rear end of the second supporting frame 1 are provided with the rescue supporting wheel 4.

The rescue supporting wheel 4 is connected to the bottom of the magnet unit 2, the rescue supporting wheel 4 can vertically stretch out and draw back, the rescue supporting wheel can support a vehicle to run at a low speed on a track when the vehicle fails, and the skid 8 is arranged at the bottom of the supporting frame 1 and used for emergency braking and parking braking.

Wherein: the magnet unit 2 comprises an electromagnet assembly, a linear motor and the like, wherein the linear motor is arranged in a U-shaped groove of the electromagnet assembly, and the top surface of the linear motor is flush with the top surface of the electromagnet assembly. The magnetic levitation vehicle floats the vehicle through electromagnetic force generated by the electromagnet and the ground coil. The magnet unit 2 is used to float the vehicle to the prior art, and will not be described in detail here.

As shown in fig. 10 to 11, the support frame 1 includes an upper support 101 and a lower support 102 which are disposed opposite to each other, the upper support 101 is connected to the lower support 102 by an inner vertical plate 103 and an outer vertical plate 104, the inner vertical plate 103 and the outer vertical plate 104 are disposed opposite to each other, and the upper support 101, the lower support 102, the inner vertical plate 103 and the outer vertical plate 104 form a frame structure.

The bottom surface of the upper support 101 is connected with a traction seat 105, the traction seat 105 is mounted on the upper support 101 through a locating pin and a bolt, the traction seat 105 is used for being connected with the traction device 40, and provides a mounting interface for the traction device 40 as a force transmission component of longitudinal force (traction force and braking force).

A supporting wheel guide seat 106 is connected between the inner vertical plate 103 and the outer vertical plate 104, and the supporting wheel guide seat 106 is used for installing the rescue supporting wheel 4 and providing an installation interface for the rescue supporting wheel 4. In this embodiment, two ends of the supporting wheel guide 106 are respectively connected to the side surfaces of the inner side vertical plate 103 and the outer side vertical plate 104. The supporting wheel guide seat 106 is provided with a guide hole 107, so that the wheel frame 406 of the rescue supporting wheel 4 can conveniently pass through.

The top surface of lower support 102 is equipped with longeron installation interface for installation longeron 3, and its bottom surface is equipped with the skid installation interface for installation skid 8.

In this embodiment, the top surface of the upper support 101 is provided with a plurality of bosses 108. All the bosses 108 are symmetrically and alternately arranged on the upper support 101. A key slot 109 is formed in part of the boss 108, a bolt hole 110 is formed in part of the boss 108, and the support frame 1 is connected with the bottom surface of the magnet unit 2 in a positioning manner through a flat key and a bolt. The boss structure is arranged, so that the thickness of the upper support 101 can be reduced, weight reduction is realized, the contact area between the upper support 101 and the magnet unit 2 can be reduced, the heat influence of the upper connection magnet unit 2 is reduced, and heat dissipation is facilitated.

In this embodiment, at least one lightening hole 111 is formed in the upper support 101, the lower support 102, the inner vertical plate 103, and the outer vertical plate 104, so that the support frame 1 is lightened on the premise of ensuring the support strength of the support frame 1.

As shown in fig. 12-16, a first installation cavity 301 is formed in the middle of the longitudinal beam 3, a vibration damper installation seat 304 is formed in the bottom of the first installation cavity 301, and the vibration damper installation seat 304 is used for installing the air spring. The longitudinal beam 3 is further provided with a hollow cavity 303, and the hollow cavity 303 is communicated with the first installation cavity 301. The hollow cavity 303 serves as an additional air chamber of the air spring for adjusting the stiffness of the air spring.

The two ends of the longitudinal beam 3 are provided with second installation cavities 302, a displacement release device 7 is installed in each second installation cavity 302, the displacement release device 7 is used for releasing the displacement of the longitudinal beam 3 relative to the supporting frame 1, each displacement release device 7 comprises an upper base body 701, a lower base body 702 and a rubber spring 703, the rubber springs 703 are connected between the upper base bodies 701 and the lower base bodies 702, the upper base bodies 701 are matched with the inner wall surfaces of the second installation cavities 302, and the lower base bodies 702 are placed on the supporting frame 1. Specifically, the upper substrate 701 and the lower substrate 702 are metal structural members, the rubber spring 703 is vulcanized and bonded with the upper substrate 701 and the lower substrate 702, and the rubber spring 703 has elastic deformation capability. The rubber spring 703 expands and contracts in the vertical direction, and the rubber spring 703 can deform not only in the expansion and contraction direction (vertical direction) but also in the lateral direction and the longitudinal direction. The displacement release device 7 reduces the rigidity between the longitudinal beam 3 and the supporting frame 1, ensures that the longitudinal beam 3 and the supporting frame 1 are kept connected within a certain range, and meets the deformation requirement of the compensation structure in all directions.

The upper base 701, the lower base 702 and the rubber spring 703 have a gap with the inner wall surface of the second installation cavity 302 in the transverse direction and the longitudinal direction, the inner wall surface of the second installation cavity 302 is provided with a limit protrusion 307, a gap is formed between the top of the upper base 701 and the limit protrusion 307, and a certain displacement space of the displacement releasing device 7 in the second installation cavity 302 is ensured, preferably, the gap is 3-5mm.

In this embodiment, a press-contact portion 306 is provided on an inner wall surface of the second mounting cavity 302, and the press-contact portion 306 is in contact with the upper base 701. The press-connection part 306 is formed with an L-shaped bending structure, and the upper substrate 701 is also provided with an L-shaped bending structure, which is matched with the L-shaped bending structure. After the side member 3 is mounted in place, the pressure contact portion 306 of the side member 3 applies a certain force (gravity of the side member 3) to the upper base 701, and at this time, the rubber spring 703 is slightly deformed by compression.

The displacement release device 7 is provided with a connecting piece 704 in a penetrating way, the connecting piece 704 is used for connecting the longitudinal beam 3 with the support frame 1, and one end of the connecting piece 704 is inserted into the support frame 1 to be connected with the support frame 1. The pin shaft 705 is sleeved outside the connecting piece 704, and one end of the pin shaft 705 is inserted into the supporting frame 1. The support frame 1 is provided with holes for inserting the connecting pieces 704 and the pins 705. The pin shaft 705 is used for positioning the connecting piece 704, when the connecting piece 704 is installed, one end of the pin shaft 705 is inserted into the supporting frame 1, then the connecting piece 704 is installed in the pin shaft 705, the depth of the connecting piece 704 inserted into the supporting frame 1 is larger, and a section deeper than the pin shaft 705 is used for being connected with the supporting frame 1.

In this embodiment, the connection piece 704 is a bolt, a screw hole is formed in the support frame 1, and the connection piece 704 is connected with the support frame 1 through threads. The pin shaft 705 is sleeved on the rod portion of the bolt, a gasket 706 is arranged between the top of the pin shaft 705 and the head portion of the bolt, the gasket 706 has certain elasticity to ensure stable connection of the bolt, and the gasket 706 is located above the limit protrusion 307.

As shown in fig. 17 and 18, the mechanical side guiding device 5 includes a bracket 507, a mounting groove is formed in the top of the bracket 507, the top opening of the mounting groove is closed on three sides and one side is opened, a plurality of elastic members 504 are disposed in the mounting groove, the elastic members 504 are springs, and all the springs are uniformly and alternately arranged. The support 507 is provided with positioning holes with the same number as the springs, each positioning hole is internally provided with a positioning pin 506, each positioning pin 506 penetrates through one spring respectively to position the spring on the support 507, the length direction of the positioning pin 506 is the same as the extension compression direction of the spring, and the positioning pin 506 penetrates through the center of the spring.

The two opposite sides of the installation groove are provided with steps, the step is provided with a chute 505, the notches of the two chute 505 are arranged oppositely, the bottom plate of the chute 505 is contacted with the side of the installation groove, and the length direction of the chute 505 is the same as the extension compression direction of the spring. The chute 505 is connected with the bracket 507 through a screw, screw holes are formed in the bottom plates of the bracket 507 and the chute 505, and the screw sequentially penetrates through the screw holes in the bracket 507 and the chute 505 to connect the bracket 507 and the chute 505 together.

Since the top surface of the track beam is generally planar, in this embodiment, the springs are arranged such that their extension and compression directions are in a horizontal direction, thereby facilitating the lateral restraint of the magnetic levitation vehicle.

The thermal insulation board 502, the backing plate 503 and the friction plate 501 are sequentially arranged in the chute 505, and the thermal insulation board 502, the backing plate 503 and the friction plate 501 can slide in the chute 505.

One end of the spring is abutted on the side surface of the mounting groove opposite to the opening of the mounting groove, the other end of the spring is abutted on the heat insulation plate 502, the base plate 503 is located between the heat insulation plate 502 and the friction plate 501, the friction plate 501 extends out of the sliding groove 505 partially, and the friction plate 501 is used for being in friction contact with a rail beam M. The friction plate 501 is made of a material having a low friction coefficient and high strength.

The friction plate 501, the backing plate 503, the heat insulation plate 502, the spring, and the positioning pin 506 are connected with the bracket 507 through a bolt assembly. The bolt assembly includes a bolt and a nut, and the bolt passes through the friction plate 501, the backing plate 503, the heat insulation plate 502, the positioning pin 506, and the bracket 507 in this order, and is then fastened by the nut.

The spring has compressibility, and the chute 505 has guidance; when friction disc 501 contacts with track roof beam M rail, the compressible energy-absorbing of spring, mechanical side guider 5 possesses the buffer function simultaneously under the prerequisite that has direction and spacing function, reduces the impact effect, promotes the comfort level of taking the magnetic levitation vehicle.

As shown in fig. 19, the rescue supporting wheel 4 includes a wheel frame 406, a wheel 403 is connected to the wheel frame 406, the top of the wheel frame 406 is connected to an oil cylinder 401, the oil cylinder 401 includes a cylinder 4011 and a piston rod 4012, the piston rod 4012 can move up and down relative to the cylinder 4011, and the cylinder 4011 is connected to the bottom of the magnet unit 2. The piston rod 4012 provides power and support for downward movement of the wheel carriage 406 as it moves downward relative to the cylinder 4011.

A piston rod adjusting shaft 402 is connected to the piston rod 4012, and the piston rod adjusting shaft 402 is movable on the piston rod 4012 for controlling the stroke of the up-and-down movement of the wheel 403. The lower part of the piston rod adjusting shaft 402 is connected to the upper part of the wheel frame 406, and transmits a force in the vertical direction between the cylinder 401 and the wheel frame 406. Specifically, the piston rod adjusting shaft 402 is adjustably connected to the piston rod 4012, and the up-and-down movement range of the wheel frame 406 is changed by changing the position of the piston rod adjusting shaft 402 on the piston rod 4012, thereby changing the up-and-down movement stroke of the wheel 403.

The wheel carrier 406 is disposed through the guide hole 107, and the wheel carrier 406 is fixed to the lower mount 102.

The wheel carrier 406 cooperates with the guide hole 107, the wheel carrier 406 can move up and down along the cooperation surface in the vertical direction, the supporting wheel guide seat 106 limits the translation of the wheel carrier 406 in the horizontal plane and the rotation around the vertical, lateral and longitudinal axes, and the guide hole 107 provides the lateral and longitudinal support for the wheel carrier 406.

In this embodiment, the wheel carrier 406 includes a wheel carrier guiding portion 4061 and a wheel carrier connecting portion 4062, the outer side of the wheel carrier guiding portion 4061 is a vertical surface, and is matched with the inner side of the guiding hole 107, and the top of the wheel carrier guiding portion 4061 is connected with the piston rod adjusting shaft 402.

The wheel frame connecting part 4062 is used for connecting the wheel 403, the wheel frame connecting part 4062 is provided with a wheel connecting piece 407 in a penetrating way, the middle part of the wheel connecting piece 407 is connected with the wheel 403, the wheel 403 can axially rotate around the wheel connecting piece 407, and two ends of the wheel connecting piece 407 are connected with the wheel frame connecting part 4062. The wheel 403 can only rotate axially about the wheel connection 407, both translational and rotational movements in the remaining directions being limited by the wheel connection 407. The portion of the wheel 403 that contacts the running surface is made of an insulating material. After the suspension function of the magnetic levitation vehicle fails, the rescue supporting wheel is started to serve as a supporting system, and the supporting system needs to meet related insulation requirements.

An elastic telescopic device 404 is arranged in the wheel carrier guiding part 4061, the elastic telescopic device 404 adopts a spring, the upper surface of the spring is connected to the wheel carrier 406, the lower surface of the spring is connected to a spring lower support 405, and the spring lower support 405 provides support for the spring in the vertical direction.

The side of the supporting wheel guide seat 106 is provided with a matching hole, the spring lower support 405 partially extends into the matching hole, and the lower surface of the spring lower support 405 can be abutted against the inner wall of the matching hole. When the magnetic levitation vehicle is working normally, the undershot 405 is located in the mating hole, and the lower surface of the undershot 405 may or may not contact with the inner wall of the mating hole. The lower surface of the spring lower support 405 may also be directly connected to the inner wall of the mating hole, and the support wheel guide 106 provides vertical support for the spring lower support 405.

Since the supporting wheel guide seat 106 is connected to the supporting frame 1 and is fixed, when the wheel frame 406 moves downward after the magnetic levitation vehicle fails, the spring lower support 405 is kept in contact with the supporting wheel guide seat 106, and the spring in the wheel frame 406 is compressed between the wheel frame 406 and the spring lower support 405, and the spring has a tendency to recover deformation, so that the spring can provide a vertically upward restoring driving force for the wheel frame 406.

During normal operation of the magnetic levitation vehicle, the cylinder 401 is in a retracted state and the wheels 403 are separated from the track.

When the levitation function of the magnetic levitation vehicle fails, the piston rod 4012 of the control oil cylinder 401 stretches to provide power and supporting force for the downward movement of the wheel frame 406, so that the magnetic levitation vehicle is supported by the rescue supporting wheel, the wheels 403 of the rescue supporting wheel are directly contacted with the track, the rescue supporting wheel walks along the track, friction between the magnetic levitation vehicle and the track is reduced, and rescue is facilitated.

When the suspension function of the magnetic levitation vehicle is invalid but the traction function is normal, the magnetic levitation vehicle can complete self-rescue through the rescue supporting wheels; when the levitation function and the traction function of the magnetic levitation vehicle are invalid, the normal no-load operation vehicle can rescue the full-load fault vehicle.

The anti-roll bar 20 has the following structure:

as shown in fig. 20 and 21, the anti-rolling beam 20 includes an upper beam 21 and a lower beam 22 that are disposed opposite to each other, two ends of the upper beam 21 and the lower beam 22 are used for connecting the mechanical side guide devices 5 on two sides, and a bracket 507 of the mechanical side guide device 5 is provided with an anti-rolling beam mounting interface. The two ends of the anti-side rolling beam 20 are respectively installed in the corresponding anti-side rolling beam installation interfaces, so as to connect the left suspension module 10 with the right suspension module 10 and inhibit the opposite side rolling movement of the left suspension module 10 and the right suspension module 10.

The upper beam 21 and the lower beam 22 are flexibly connected, and are used for releasing the relative nodding movements of the left suspension module 10 and the right suspension module 10, so that the suspension frame can smoothly pass through the relaxation curve, wherein the suspension frame comprises a plurality of groups of suspension modules 10.

Specifically, the upper beam 21 includes an upper beam body 211, a mounting seat 213 is connected to the lower side of the upper beam body 211, the mounting seat 213 is located at the middle position of the upper beam body 211, a mounting hole 214 is formed in the mounting seat 213, and a rubber joint 23 is mounted in the mounting hole 214.

The lower beam 22 comprises a lower beam body 221, two connecting plates 223 are connected to the lower beam body 221, the two connecting plates 223 are oppositely arranged, a cavity is formed between the two connecting plates, the two connecting plates are connected through a supporting plate and used for keeping the distance between the two connecting plates 223, the connecting plates 223 are arranged between the upper beam 21 and the lower beam 22, and the connecting plates 223 are located at the middle position of the lower beam body 221.

The mounting seat 213 extends into the cavity, the connecting plate 223 is generally triangular, one side of the connecting plate 223 is fixedly connected with the lower beam body 221, two connecting plates 223 are provided with corresponding through holes 224, the mounting holes 214 are aligned with the through holes 224, the mounting seat 213 and the connecting plate 223 are connected together through the rubber joint 23 and a bolt assembly, the bolt assembly comprises a bolt and a nut, and the bolt sequentially passes through the through holes 224 on one connecting plate 223, the inner ring 231 of the rubber joint 23 and the through holes 224 on the other connecting plate 223 and is connected with the nut in a matched manner, so that the connection relationship between the upper beam 21 and the lower beam 22 is established.

The rubber joint 23 is an elastic connector formed by compounding rubber and iron pieces, and has the functions of flexible connection and vibration impact buffering. As shown in fig. 22, the rubber joint 23 includes an inner ring 231 and an outer ring 232, the outer ring 232 is sleeved outside the inner ring 231, and rubber 233 is filled between the inner ring and the outer ring. The rubber joint 23 is press-fitted into the mounting hole 214, and the outer ring 232 thereof is connected to the inner wall of the mounting hole 214.

The two ends of the upper beam 21 are provided with upper beam end connection points 212, the two ends of the lower beam 22 are provided with lower beam end connection points 222, and the two ends of the upper beam 21 and the lower beam 22 are respectively connected with the anti-side rolling beam installation interfaces through bolt assemblies.

The suspension frame structure provided by the embodiment has the advantages of strong interchangeability, simple structure, low manufacturing difficulty, low cost, convenient manufacture and maintenance, high structure integration degree, symmetrical structure and clear mechanical relationship.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. The utility model provides a magnetic levitation vehicle suspension which characterized in that:

the suspension device comprises two opposite suspension modules, at least one anti-side rolling beam is connected between the two suspension modules, the anti-side rolling beams are used for inhibiting opposite side rolling motions of the two suspension modules and transmitting transverse force, a sleeper beam is further connected between the two suspension modules, two ends of the sleeper beam are connected with the suspension modules through vibration reduction devices, traction devices are symmetrically arranged at centers of two sides of the sleeper beam, and the traction devices are connected with the suspension modules.

2. The levitation vehicle levitation frame of claim 1, wherein:

The number of the anti-side rolling beams is one or two, when the number of the anti-side rolling beams is one, the anti-side rolling Liang Bu is arranged on one side of the sleeper beam, and when the number of the anti-side rolling beams is two, the two anti-side rolling beams are respectively arranged on two sides of the sleeper beam.

3. The levitation vehicle levitation frame of claim 2, wherein:

the sleeper beam is provided with a bearing table, and the bearing table is provided with a sliding assembly.

4. A levitation vehicle levitation frame of claim 3 wherein:

the sliding assembly comprises a linear guide rail, a sliding block is arranged on the linear guide rail in a matched mode, the linear guide rail is in sliding connection with the sliding block, a groove is formed in the top surface of the bearing table, and the linear guide rail is arranged in the groove.

5. The levitation vehicle levitation frame of claim 4, wherein:

the bearing table is provided with a sliding table stop, the two sides of the sliding table stop are symmetrically provided with the linear guide rail and the sliding block, and the sliding table stop is used for limiting the sliding block.

6. The levitation vehicle levitation frame of claim 1, wherein:

the suspension module comprises two opposite supporting frames, the two supporting frames jointly support the magnet units, a longitudinal beam is connected between the two supporting frames, the vibration damper is installed on the longitudinal beam, and a mechanical side guide device is installed on the side face of the supporting frame.

7. The levitation vehicle levitation frame of claim 6, wherein:

one end of the traction device is connected to the side face of the sleeper beam, and the other end of the traction device is connected to the supporting frame.

8. A levitation vehicle levitation frame as defined in claim 2 or 3, wherein:

the suspension frame is provided with a shock absorber installation interface.

9. The levitation vehicle levitation frame of claim 6, wherein:

the anti-side rolling beam comprises an upper beam and a lower beam which are oppositely arranged, two ends of the upper beam and two ends of the lower beam are respectively connected to the mechanical side guide devices on two sides, and the upper beam and the lower beam are in flexible connection.

10. The levitation vehicle levitation frame of claim 6, wherein:

the middle part of longeron is equipped with first installation die cavity, first installation die cavity is used for installing vibration damper, the both ends of longeron are equipped with the second installation die cavity, the second installation die cavity is used for installing connecting piece and displacement release, the connecting piece be used for with the longeron with braced frame is connected, displacement release is used for releasing the longeron for braced frame's displacement, the internal face of second installation die cavity with displacement release cooperatees.

Images