CN101954913A - Longitudinal beam-free suspension frame with traction mechanisms on transverse beams - Google Patents
Longitudinal beam-free suspension frame with traction mechanisms on transverse beams Download PDFInfo
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- CN101954913A CN101954913A CN 201010505535 CN201010505535A CN101954913A CN 101954913 A CN101954913 A CN 101954913A CN 201010505535 CN201010505535 CN 201010505535 CN 201010505535 A CN201010505535 A CN 201010505535A CN 101954913 A CN101954913 A CN 101954913A
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Abstract
The invention relates to a longitudinal beam-free suspension frame with traction mechanisms on transverse beams. The suspension frame is arranged at the bottom of a vehicle body and comprises two groups of transverse beams, magnet modules and the traction mechanisms, wherein the two groups of transverse beams are arranged symmetrically and connected with the vehicle body through swing bolsters; the magnet modules are arranged symmetrically at the two ends of each group of transverse beams; and each group of transverse beams are provided with the traction mechanisms connected with the vehicle body and the transverse beams. The suspension frame has the advantages of eliminating the longitudinal beam of the suspension frame, simplifying structure, reducing weight, lowering manufacturing, maintenance and overhaul costs, preventing stress concentration at the joint between the longitudinal beam and the transverse beam when the suspension frame performs curve negotiating, enlarging the usable space in the suspension frame, releasing the restraint of the original longitudinal beam on radial rotation when a relevant transverse beam passes through a circular curve and relevant torsional restraint when the transverse beam passes through an easement curve, improving the motion decoupling of a corbel, balancing a series of spring stresses between an electromagnet and the corbel, reducing the disturbance of the bonding force of a walking mechanism on a suspension control system and contributing to the potential expression of a suspension guide control system.
Description
Technical field
The present invention relates to a kind of suspension frame, be specifically related to a kind of high-speed magnetic floating car suspension frame that does not have longeron and trailer coupling is set on crossbeam.
Background technology
In the prior art, every joint compartment of high-speed magnetic levitation car is provided with four suspension framves, the main effect of suspension frame is to load electromagnet, motor etc., and lift force, guidance force, tractive force and braking force are passed through the secondary suspension systems communicate give car body, guarantee that simultaneously magnetically supported vehicle has smooth ability by curve and ramp.As shown in Figure 1, Fig. 1 is the scheme drawing that prior art has the suspension frame of longeron.Suspension frame 3 is made up of trailing arm group 31, crossbeam group 32, longeron group 33 and trailer coupling 34.Distortion such as during by bend, ramp, the curve track motion is followed in trailing arm 31 lower ends at magnetically supported vehicle, and suspension frame 3 will produce less bending, reverse; When magnetically supported vehicle floats and land, distortion such as inconsistent as four groups of trailing arm 31 catenary motions of fruit suspension frame, suspension frame 3 also can produce less bending, reverse; The track of parking when magnetically supported vehicle is during at same horizontal surface, distortion such as suspension frame 3 equally also can produce less bending, reverse.These distortion are mainly adapted to by the torsional deflection of longeron 33.Prior art is provided with the zigzag trailer coupling on longeron, be connected with car body by this mechanism, transmits the tractive force and the braking force of suspension frame and vehicle, and trailer coupling also must adapt to compartment and the horizontal and vertical motion of suspension frame simultaneously.
The suspension frame of prior art mainly has the following disadvantages:
1. owing to longeron, crossbeam and trailing arm are fixed together, on curve and ramp, trailing arm is followed the orbital curve motion, distortion such as that the suspension frame just must produce is crooked, reverse adapt to this curvilinear motion, and these are out of shape and mainly occur in the more weak place of suspension shelf structure, promptly at the two-end part of longeron group, be easy to cause stress concentration, crack, fracture by fatigue etc., traffic safety is caused very big hidden danger, can significantly reduce the service life of longeron simultaneously.
2. longeron, crossbeam and trailing arm are fixed together, and make the motion of four groups of trailing arms be coupled, and have increased the difficulty of the Suspension Control of magnetically supported vehicle.
3. because longeron and trailer coupling are arranged on the middle part of suspension frame, taken very big space, make the suspension shelf structure comparatively complicated, thereby make whole magnetically supported vehicle structure compact inadequately, the equipment of more magnetically supported vehicle is installed in the space that can not fully effectively utilize the suspension frame, and the while has also been caused certain influence to the wiring of magnetically supported vehicle.
4. adopt the suspension shelf structure complexity of longeron and trailer coupling, be unfavorable for safeguarding and maintenance, and increased the cost of maintenance, maintenance.
Summary of the invention
The invention provides a kind of suspension frame that longeron and crossbeam are provided with trailer coupling that do not have, this suspension frame simple and compact for structure, it is little to take up room, and the equipment that provides bigger space to place magnetically supported vehicle is convenient to safeguard and maintenance; Realize the decoupling zero of left and right trailing arm when motion of suspension frame, help Suspension Control, and improve the force-bearing situation of suspension frame.
To achieve these goals, the invention provides a kind of suspension frame that longeron and crossbeam are provided with trailer coupling that do not have, it is arranged on the car body bottom, and characteristics are to comprise two groups of crossbeams, magnet module and trailer coupling;
Two groups of above-mentioned crossbeams are symmetrical arranged, and it is captiveed joint with car body respectively;
Described magnet module is symmetricly set on every group of crossbeam two ends;
Be provided with trailer coupling on described every group of crossbeam, it is connected with car body and crossbeam respectively.
The suspension frame that above-mentioned no longeron and crossbeam are provided with trailer coupling, wherein, the magnet module comprises the trailing arm that is symmetricly set on every group of crossbeam both ends and is separately positioned on some to electromagnet on every group of trailing arm; The suspension frame suspends by electromagnet.
The suspension frame that above-mentioned no longeron and crossbeam are provided with trailer coupling, wherein, the suspension frame also comprises the bolster on the outside face that is symmetricly set on the crossbeam two ends; This bolster is connected with car body by fork respectively, and its end also is respectively arranged with the elastic construction that elastic stiffness between car body and the suspension frame is provided.
The suspension frame that above-mentioned no longeron and crossbeam are provided with trailer coupling, wherein, described trailer coupling is the zigzag hitch structure, it comprises power transmission assembly and traction component;
Described power transmission assembly is connected with traction component with crossbeam respectively;
Described traction component is fixedly installed on the car body.
The suspension frame that above-mentioned no longeron and crossbeam are provided with trailer coupling, wherein, the power transmission assembly comprises the first drawing pull bar seat and connected first drawing pull bar of an end, the second drawing pull bar seat and connected second drawing pull bar of an end;
The described first drawing pull bar seat and the second drawing pull bar seat are separately positioned on the upper and lower surface of every group of crossbeam;
Described first drawing pull bar and second drawing pull bar are transmitted the longitudinal force on every group of crossbeam, or tractive force, or braking force.
The suspension frame that above-mentioned no longeron and crossbeam are provided with trailer coupling, wherein, traction component comprises traction seat, guiding piece and central pin shaft;
Described traction seat is fixedly installed on the car body, its line of centers and beam vertical and be positioned on the same plane with the line of centers of crossbeam;
Described first guiding piece is captiveed joint with central pin shaft, and second guiding piece is captiveed joint with central pin shaft, and the other end of first guiding piece is connected with the other end of first drawing pull bar, and the other end of second guiding piece is connected with the other end of second drawing pull bar;
Described central pin shaft is a rotational pin, and its two ends are connected by bearing with first, second traction seat respectively, makes first, second guiding piece to rotate around first, second traction seat respectively.
The suspension frame that above-mentioned no longeron and crossbeam are provided with trailer coupling, wherein, the center-point of relative two traction seats with second drawing pull bar of first drawing pull bar (being the center-point of central pin shaft) is rotation and is symmetrical arranged; Described two guiding piece horizontally sets, first, second drawing pull bar and first, second guiding piece constitute the zigzag structure.
The suspension frame that above-mentioned no longeron and crossbeam are provided with trailer coupling, wherein, connection mode between the first drawing pull bar seat and first drawing pull bar, first drawing pull bar and first guiding piece, second guiding piece and second drawing pull bar, second drawing pull bar and the second drawing pull bar seat is movable pin joint, and the zigzag trailer coupling rotates around traction seat and realizes bit shift compensation.
The present invention compared with prior art, its advantage is:
1. because having cancelled prior art suspension frame, suspension frame provided by the invention is fixed in longeron on two crossbeams, simplified the structure of suspension frame, alleviated the quality of suspension frame, reduced the cost of manufacturing, maintenance and maintenance, at the stress concentration of the junction of longeron and crossbeam, make the suspension frame stressed more reasonable when having avoided prior art suspension frame curve negotiating simultaneously.
2. because suspension frame provided by the invention has been cancelled prior art suspension frame is fixed on the longeron on two crossbeams and is fixed on trailer coupling on the longeron, increased the free space in the suspension frame, made the equipment install, connect up, overhaul and safeguard more convenient.
3. because having cancelled prior art suspension frame, suspension frame provided by the invention is fixed on longeron on two crossbeams, make four groups of trailing arms and crossbeam affixed, so just realize the decoupling zero in the trailing arm motion, helped the further performance of the suspension control system potentiality of high-speed magnetic levitation car.
4. because having cancelled prior art suspension frame, suspension frame provided by the invention is fixed on trailer coupling on the longeron, replace trailer coupling on the former longeron with two symmetrical zigzag trailer couplings, make the overall beam compact conformation, a suspension frame has two cover trailer couplings, drawing pull bar is stressed only to be original half, can reach the purpose of stressed dispersion, help improving the reliability and the service life of trailer coupling.
Description of drawings
Fig. 1 is the scheme drawing that prior art has the suspension frame of longeron;
Fig. 2 is the front view that no longeron provided by the invention and crossbeam are provided with the suspension frame of trailer coupling;
Fig. 3 is the birds-eye view of Fig. 2;
Fig. 4 is that the A-A of Fig. 2 is to cutaway view.
The specific embodiment
Following according to Fig. 2～Fig. 4, describe the preferred embodiments of the present invention in detail.
As Fig. 2～shown in Figure 4, be provided by the invention a kind of do not have front view, birds-eye view and front view A-A that longeron and crossbeam be provided with the suspension frame of trailer coupling to cutaway view.
As shown in Figure 2, the described a kind of suspension frame that longeron and crossbeam are provided with trailer coupling that do not have of present embodiment, it is arranged on car body 1 bottom (referring to Fig. 3), comprises two groups of crossbeams 21, magnet module 22, trailer coupling and bolster 24.Two groups of crossbeams 21 are symmetrical arranged, and it is connected with car body 1 respectively, and magnet module 22 is symmetricly set on every group of crossbeam 21 two ends, are provided with trailer coupling between every group of crossbeam 21 and the car body 1, and it is connected with crossbeam 21 with car body 1 respectively.Bolster 24 is symmetricly set on respectively on every group of crossbeam 21.Be connected by the fork (not shown) between this bolster 24 and the car body 1, adopt ball joint bearing at the fork two ends as the link (not shown).In addition, the end of bolster 24 also is provided with the elastic construction (not shown), to guarantee having certain elastic stiffness between car body 1 and the suspension frame.
As shown in Figure 3, magnet module 22 comprises the trailing arm 221 that is symmetricly set on every group of crossbeam 21 both ends and is separately positioned on some to electromagnet 222 on every group of trailing arm 221; Suspension frame 2 utilizes electromagnet 222 to realize suspending.
As shown in Figure 4, described trailer coupling is a zigzag trailer coupling 23, and it comprises power transmission assembly and traction component.The power transmission assembly is connected with traction component with crossbeam 21, and traction component is fixedly installed on the car body 1.
Please be simultaneously referring to Fig. 2～Fig. 4, described power transmission assembly comprises drawing pull bar seat 2316 and the connected drawing pull bar 2315 that goes up of an end, the connected drawing pull bar 2312 down of a following drawing pull bar seat 2311 and an end.Should go up the upper and lower surface (referring to Fig. 3) that drawing pull bar seat 2316 and following drawing pull bar seat 2311 are separately positioned on crossbeam 21.The longitudinal force that last drawing pull bar 2315 and following drawing pull bar 2312 are transmitted on every group of crossbeam 21, or tractive force, or braking force.
Described traction component comprises traction seat 2321, following traction seat 2317, goes up guiding piece 2314, following guiding piece 2313 and central pin shaft 2319.As shown in Figure 3, last traction seat 2321 is fixedly installed on the lower plane on floor of car body 1, following traction seat 2317 is fixedly installed on the car body 1 floating floor structure, the vertical central lines of its line of centers and crossbeam 21, central pin shaft 2319 is rotational pins, central pin shaft 2319 upper ends and last traction seat 2321 are connected by bearing, central pin shaft 2319 lower ends and following traction seat 2317 are connected by bearing, last guiding piece 2314 is captiveed joint with central pin shaft 2319, following guiding piece 2313 is captiveed joint with central pin shaft 2319, the other end of last guiding piece 2314 is connected with last drawing pull bar 2315, the other end of following guiding piece 2313 is connected with following drawing pull bar 2312, makes guiding piece 2314, following guiding piece 2313 can be around last traction seat 2321, following traction seat 2317 rotates for changeing the heart.
The line of centers of last drawing pull bar 2315 and following drawing pull bar 2312 relative center pins 2319 is rotation and is symmetrical arranged; Described guiding piece 2314, guiding piece 2313 horizontally sets down gone up, last drawing pull bar 2315, down drawing pull bar 2312, go up guiding piece 2314, guiding piece 2313 formation zigzag structures down.Last drawing pull bar seat 2316 and last drawing pull bar 2315, the connection mode that goes up between drawing pull bar 2315 and last guiding piece 2314, following guiding piece 2313 and following drawing pull bar 2312, following drawing pull bar 2312 and the following drawing pull bar seat 2311 are movable pin joint, and zigzag trailer coupling 23 rotates around last traction seat 2321, following traction seat 2317 and realizes bit shift compensation.
In the suspension frame that present embodiment provided, cancel original setting and be connected two groups of longerons between the crossbeam, made two crossbeams no longer link together like this, can non-interferingly move, just realized the mobile decoupling of left and right trailing arm.On two groups of crossbeams, the zigzag trailer coupling is set respectively, transmits the tractive force and the braking force of suspension frame and car body, satisfy the relative motion between car body and suspension frame simultaneously.The constructional feature of suspension frame provided by the invention is: cancelled longeron, one group of zigzag trailer coupling is set respectively on two groups of crossbeams, two ends one end of two drawing pull bar connects with two drawing pull bar seat pins respectively in this trailer coupling, the other end and guiding piece pin joint, wherein drawing pull bar seat and crossbeam are fixed together, guiding piece adopts center pin to be connected with traction seat, and traction seat is bolt together bottom car body again.Two groups of zigzag trailer couplings on crossbeam relatively the suspension frame be and be symmetrical arranged, drawing pull bar transmitting tractive power or braking force during train operation, and have identical force-bearing situation during along former and later two directions operations at magnetic-levitation train.
Tractive force, braking force that linear electric motors produce are delivered to trailing arm by linear electric motors, pass to crossbeam then, pass to car body by the zigzag trailer coupling again, and transverse force passes to car body effectively by the suspension frame, thereby make the operation of magnetically supported vehicle high-speed smooth ground.Two groups of zigzag trailer couplings are symmetricly set on respectively on two crossbeams of suspension frame, two drawing pull bar and guiding piece constitute zigzag, like this when the vertical relative car body occurrence positions of suspension frame changes, guiding piece in the zigzag structure can rotate around traction seat, thereby compensate the change in location at drawing pull bar two ends effectively, make the car body frame that suspends relatively remain on certain position, guarantee train operation steadily.The guiding piece of zigzag trailer coupling floats and is connected on the car body.Transverse force is delivered to trailing arm by the electromagnet that is installed on the trailing arm, and transverse force hour, except the lateral stiffness transmission that relies on car body, mainly is to transmit with contacting of bolster by car body, and the Elastic Contact by bolster and car body rocking bar core is delivered to the compartment again.
Among the present invention, owing between two crossbeams longeron is not set, the trailing arm of suspension frame is decoupling zero in motion, when other relatively three points in one of them trailing arm lower end are subjected to displacement, do not influence remaining trailing arm, this mechanism helps Suspension Control and car body smoothly by bend and ramp.
In a word, in magnetically supported vehicle when operation,, zigzag trailer coupling transmitting tractive power and braking force compensate suspend the relatively change in location of frame of car body simultaneously.Cancellation makes the mobile decoupling of four groups of trailing arms behind the longeron, and arbitrary trailing arm is followed orbiting motion, does not influence the motion of other trailing arm, thus can guarantee magnetically supported vehicle steadily, smoothly by bend and ramp.
The present invention is based on above-mentioned technical characterictic, have following advantage and beneficial effect: be fixed in longeron on two crossbeams because suspension frame provided by the invention has been cancelled prior art suspension frame, simplified the structure of suspension frame, alleviated the quality of suspension frame, reduced the cost of manufacturing, maintenance and maintenance like this, at the stress concentration of the junction of longeron and crossbeam, make the suspension frame stressed more reasonable when having avoided prior art suspension frame to do curvilinear motion simultaneously.
Be fixed on the longeron on two crossbeams and be fixed on trailer coupling on the longeron because suspension frame provided by the invention has been cancelled prior art suspension frame, increased the free space in the suspension frame, bigger space has been arranged, the more electric equipment of convenient installation, it is also more convenient reasonable to connect up, increase the space simultaneously, maintenance, safeguard also more conveniently, reduced maintenance, maintenance cost.
Because having cancelled prior art suspension frame, suspension frame provided by the invention is fixed on longeron on two crossbeams, make four groups of trailing arms and crossbeam affixed, so just realized the decoupling zero in the trailing arm motion, the Suspension Control that helps the high-speed magnetic levitation car, make the high-speed magnetic levitation car can select more rational control convenience, also can reduce manufacturing cost effectively.
Because having cancelled prior art suspension frame, suspension frame provided by the invention is fixed on trailer coupling on the longeron, replace trailer coupling on the former longeron with two symmetrical zigzag trailer couplings, make the overall beam compact conformation, a suspension frame has two cover trailer couplings, drawing pull bar is stressed only to be original half, can reach the purpose of stressed dispersion, make the high-speed magnetic levitation car stressed more reasonable, and increase trailer coupling service life.
Although content of the present invention has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.After those skilled in the art have read foregoing, for multiple modification of the present invention with to substitute all will be conspicuous.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (9)
1. one kind is not had the suspension frame that longeron and crossbeam are provided with trailer coupling, and it is arranged on car body (1) bottom, is characterised in that, comprises two groups of crossbeams (21), magnet module (22) and trailer coupling;
Described two groups of crossbeams (21) are symmetrical arranged, and it is connected with car body (1) respectively;
Described magnet module (22) is symmetricly set on every group of crossbeam (21) two ends;
Be provided with trailer coupling on described every group of crossbeam (21), this trailer coupling is connected with crossbeam (21) with car body (1) respectively.
2. no longeron as claimed in claim 1 and crossbeam are provided with the suspension frame of trailer coupling, it is characterized in that described magnet module (22) comprises the trailing arm (221) that is symmetricly set on every group of crossbeam (21) both ends and is separately positioned on some to electromagnet (222) on every group of trailing arm (221); Suspension frame (2) suspends by electromagnet (222).
3. no longeron as claimed in claim 2 and crossbeam are provided with the suspension frame of trailer coupling, it is characterized in that, described suspension frame also comprises the bolster (24) that is symmetricly set on the crossbeam (21);
Described bolster (24) is connected with car body (1) by fork respectively;
The end of described bolster (24) also is respectively arranged with the elastic construction that elastic stiffness between car body (1) and the suspension frame is provided.
4. no longeron as claimed in claim 3 and crossbeam are provided with the suspension frame of trailer coupling, it is characterized in that, described trailer coupling is zigzag trailer coupling (23), and it comprises power transmission assembly and traction component;
Described power transmission assembly is connected with traction component with crossbeam (21) respectively;
Described traction component is fixedly installed on the car body (1).
5. no longeron as claimed in claim 4 and crossbeam are provided with the suspension frame of trailer coupling, it is characterized in that, described power transmission assembly comprises the first drawing pull bar seat (2316) and connected first drawing pull bar of an end (2315), the second drawing pull bar seat (2311) and connected second drawing pull bar of an end (2312);
The described first drawing pull bar seat (2316) and the second drawing pull bar seat (2311) are separately positioned on the upper and lower surface of every group of crossbeam (21);
Described first drawing pull bar (2315) and second drawing pull bar (2312) are transmitted the longitudinal force on every group of crossbeam (21), i.e. tractive force, or braking force.
6. no longeron as claimed in claim 5 and crossbeam are provided with the suspension frame of trailer coupling, it is characterized in that described traction component comprises first traction seat (2321), second traction seat (2317), first guiding piece (2314) and second guiding piece (2313);
Described first traction seat (2321) is fixedly installed on car body (1) the lower floor face, and second traction seat (2317) is fixedly installed on car body (1) the floating floor face;
Described first guiding piece (2314) is captiveed joint with central pin shaft (2319), and its other end is connected with the other end of first drawing pull bar (2315);
Described second guiding piece (2313) is captiveed joint with central pin shaft (2319), and the device other end is connected with the other end of second drawing pull bar (2312).
7. no longeron as claimed in claim 6 and crossbeam are provided with the suspension frame of trailer coupling, it is characterized in that, described traction component also comprises central pin shaft (2319), it is a rotational pin, one end of this central pin shaft (2319) is connected by bearing with first traction seat (2321), the other end of this central pin shaft (2319) is connected by bearing with second traction seat (2317), and the guiding piece of winning (2314), second guiding piece (2313) can be rotated around first traction seat (2321), second traction seat (2317) respectively.
8. no longeron as claimed in claim 7 and crossbeam are provided with the suspension frame of trailer coupling, it is characterized in that, the center-point of described first drawing pull bar (2315) and the relative central pin shaft of second drawing pull bar (2312) (2319) is rotation and is symmetrical arranged; Described first guiding piece (2314) and second guiding piece (2313) horizontally set, first drawing pull bar (2313), second drawing pull bar (2314), first guiding piece (2314) constitute the zigzag structure with second guiding piece (2313).
9. no longeron as claimed in claim 8 and crossbeam are provided with the suspension frame of trailer coupling, it is characterized in that, described first drawing pull bar seat (2316) and first drawing pull bar (2315), first drawing pull bar (2315) and first guiding piece (2314), second guiding piece (2313) and second drawing pull bar (2312), connection mode between second drawing pull bar (2312) and the second drawing pull bar seat (2311) is movable pin joint, makes zigzag trailer coupling (23) rotate around last traction seat (2321) and following traction seat (2317) and realizes bit shift compensation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105055356A CN101954913B (en) | 2010-10-13 | 2010-10-13 | Longitudinal beam-free suspension frame with traction mechanisms on transverse beams |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105055356A CN101954913B (en) | 2010-10-13 | 2010-10-13 | Longitudinal beam-free suspension frame with traction mechanisms on transverse beams |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101954913A true CN101954913A (en) | 2011-01-26 |
| CN101954913B CN101954913B (en) | 2012-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105055356A Expired - Fee Related CN101954913B (en) | 2010-10-13 | 2010-10-13 | Longitudinal beam-free suspension frame with traction mechanisms on transverse beams |
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| CN (1) | CN101954913B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102700559A (en) * | 2012-05-24 | 2012-10-03 | 长春轨道客车股份有限公司 | 25-meter curve radius metro bogie |
| CN102963266A (en) * | 2012-12-03 | 2013-03-13 | 中国人民解放军国防科学技术大学 | Magnetic suspension vehicle travelling unit in traction linear motor |
| CN103661420A (en) * | 2013-12-25 | 2014-03-26 | 中铁二院工程集团有限责任公司 | Air floatation train and track system |
| CN107139770A (en) * | 2017-05-27 | 2017-09-08 | 西南交通大学 | A kind of low dynamic action high-speed maglev vehicle suspension rack device |
| CN107738657A (en) * | 2017-09-26 | 2018-02-27 | 中车青岛四方机车车辆股份有限公司 | A kind of magnetic suspension train and its EEF bogie without longitudinal beam structure |
| CN108437845A (en) * | 2018-01-30 | 2018-08-24 | 同济大学 | A kind of travel structure meeting the small curve negotiating of maglev vehicle |
| CN108501764A (en) * | 2018-06-12 | 2018-09-07 | 湖南磁浮技术研究中心有限公司 | Medium-low speed maglev train, running part and lap joint structure for improving redundancy |
| CN108556679A (en) * | 2018-06-12 | 2018-09-21 | 湖南磁浮技术研究中心有限公司 | Medium-low speed maglev train, running part and lap joint structure adopting V-shaped combination |
| CN108657015A (en) * | 2018-07-12 | 2018-10-16 | 中铁磁浮科技（成都）有限公司 | One kind being suitable for medium-and low-speed maglev train traction system and magnetic suspension traffic system |
| WO2019024554A1 (en) * | 2017-08-03 | 2019-02-07 | 中车青岛四方机车车辆股份有限公司 | Suspension frame assembly of magnetic levitation vehicle |
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| CN109910630A (en) * | 2019-02-20 | 2019-06-21 | 中国航天科工飞航技术研究院（中国航天海鹰机电技术研究院） | Magnetic suspension logistic car applied to underground pipe gallery logistics system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102700559A (en) * | 2012-05-24 | 2012-10-03 | 长春轨道客车股份有限公司 | 25-meter curve radius metro bogie |
| CN102963266A (en) * | 2012-12-03 | 2013-03-13 | 中国人民解放军国防科学技术大学 | Magnetic suspension vehicle travelling unit in traction linear motor |
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| CN103661420B (en) * | 2013-12-25 | 2016-09-21 | 中铁二院工程集团有限责任公司 | Air-float train system |
| CN107139770A (en) * | 2017-05-27 | 2017-09-08 | 西南交通大学 | A kind of low dynamic action high-speed maglev vehicle suspension rack device |
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| CN108437845A (en) * | 2018-01-30 | 2018-08-24 | 同济大学 | A kind of travel structure meeting the small curve negotiating of maglev vehicle |
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| CN108556679A (en) * | 2018-06-12 | 2018-09-21 | 湖南磁浮技术研究中心有限公司 | Medium-low speed maglev train, running part and lap joint structure adopting V-shaped combination |
| CN108501764A (en) * | 2018-06-12 | 2018-09-07 | 湖南磁浮技术研究中心有限公司 | Medium-low speed maglev train, running part and lap joint structure for improving redundancy |
| CN108657015A (en) * | 2018-07-12 | 2018-10-16 | 中铁磁浮科技（成都）有限公司 | One kind being suitable for medium-and low-speed maglev train traction system and magnetic suspension traffic system |
| CN109910630A (en) * | 2019-02-20 | 2019-06-21 | 中国航天科工飞航技术研究院（中国航天海鹰机电技术研究院） | Magnetic suspension logistic car applied to underground pipe gallery logistics system |
| CN112009519A (en) * | 2020-08-25 | 2020-12-01 | 中国铁建重工集团股份有限公司 | Suspension frame dismounting device |
| CN112009519B (en) * | 2020-08-25 | 2021-09-21 | 中国铁建重工集团股份有限公司 | Suspension frame dismounting device |
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