CN107826142A - A kind of medium-and low-speed maglev train and its urgent traveling mechanism - Google Patents
A kind of medium-and low-speed maglev train and its urgent traveling mechanism Download PDFInfo
- Publication number
- CN107826142A CN107826142A CN201711057933.4A CN201711057933A CN107826142A CN 107826142 A CN107826142 A CN 107826142A CN 201711057933 A CN201711057933 A CN 201711057933A CN 107826142 A CN107826142 A CN 107826142A
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- Prior art keywords
- roller
- traveling mechanism
- urgent
- piston rod
- train
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F13/00—Rail vehicles characterised by wheel arrangements, not otherwise provided for
Abstract
The present invention discloses a kind of urgent traveling mechanism of medium-and low-speed maglev train, including several driving cylinders being arranged in trailing arm mounting seat, the supporting support being connected with the piston-rod end with each driving cylinder, the bottom of each supporting support offers mounting groove, and rotatable roller is provided with the mounting groove；In urgent operation, each piston rod stretches out pre-determined distance and transfers each roller to the running face of F rails.So, when train run into emergency and suspension system can not normal operation when, piston rod on driving cylinder stretches out certain distance, and supporting support is fallen, roller is set to touch the running face of F rails and be rolled thereon, train can continue traveling on F rails by roller, and train normal operation can be ensured to repairing yard, invention additionally discloses a kind of medium-and low-speed maglev train, its advantage are as described above.
Description
Technical field
The present invention relates to rail traffic vehicles technical field, the urgent traveling machine of more particularly to a kind of medium-and low-speed maglev train
Structure.The invention further relates to a kind of medium-and low-speed maglev train for including above-mentioned urgent traveling mechanism.
Background technology
With the development of Chinese mechanical industry, increasing plant equipment has been used widely.
In locomotive industry, rail traffic vehicles also derive numerous kinds, such as subway, light rail and magnetic-levitation train
Deng.Wherein, magnetic-levitation train is a kind of modern high technology track vehicle, and it is realized between train and track by electromagnetic force
Contactless suspension and guiding, recycle driving force tractor-trailer train operation caused by linear electric motors.Magnetic-levitation train is square in orbit
Suspension operation, vehicle do not contact with track, and vehicle operates steadily, comfortably, it is easy to accomplish automatically control, it is noiseless, and do not discharge
Harmful waste gas, is advantageous to environmental protection.
Medium-and low-speed maglev train embraces rail operation using suspension rack, risk of not derailing, has the safe and reliable, construction period
It is short, construction cost is low, operation management cost is low, radius of turn is small, climbing capacity is strong, route selection is flexible, low-carbon environment-friendly, electromagnetic radiation
Less than advantages such as household appliances.
For medium-and low-speed maglev train in the case where running into the extreme operating condition such as suspension system failure or circuit power-off, train then can not be smooth
Operation, by fall-back or need to wait other vehicular rescues.Therefore, how in medium-and low-speed maglev train emergency is run into
When, ensure normal operation, continue traveling to maintenance yard, be those skilled in the art's technical problem urgently to be resolved hurrily.
The content of the invention
It is an object of the invention to provide a kind of urgent traveling mechanism of medium-and low-speed maglev train, can be arranged in medium-and low-speed maglev
Car in case of emergency, ensures normal operation, continues traveling to maintenance yard.It is a further object of the present invention to provide one kind to wrap
Include the medium-and low-speed maglev train of above-mentioned urgent traveling mechanism.
In order to solve the above technical problems, the present invention provides a kind of urgent traveling mechanism of medium-and low-speed maglev train, including set
Several driving cylinders being placed in trailing arm mounting seat, and the supporting support being connected with the piston-rod end of each driving cylinder, respectively
The bottom of the supporting support offers mounting groove, and rotatable roller is provided with the mounting groove；Promptly transporting
During row, each piston rod stretches out pre-determined distance and transfers each roller to the running face of F rails.
Preferably, each driving cylinder is vertical is arranged in the trailing arm mounting seat, and the piston rod is used for by described in
Roller is vertically on decentralization to the running face of F rails.
Preferably, the supporting support includes being used for the connecting portion being connected with the piston rod, and is arranged at the company
Socket part bottom, the installation portion for installing the roller, the mounting groove are arranged on the installation portion.
Preferably, neck is provided with the outer wall of the piston rod, be provided with the top of the connecting portion for it is described
The card key that neck is engaged.
Preferably, the connecting portion is cylindrical, and offers on the outer wall of the connecting portion lateral direction penetrating and along axle
To the long sliding hole of extension；Also include alignment pin, the alignment pin runs through the outer wall of the trailing arm mounting seat and is located in the length
In slide opening, to prevent the roller from deflecting.
Preferably, in addition to be connected between each alignment pin, for it is tensed mutually with prevent from releasing only
Dynamic pin, and the both ends end of the latch is provided with locking member.
Preferably, the bottom of the installation portion is provided with the installation bearing pin for extending transversely through the mounting groove, the roller
Inner ring is set on the outer wall of the installation bearing pin.
Preferably, drive bush is pressed with the inner peripheral surface of the roller, key is provided with the side wall of the mounting groove
Groove, and the driving key for being engaged with the keyway is provided with the end of the drive bush.
Preferably, the end set of the installation bearing pin has locking groove, and is inserted with and runs through into described on the locking groove
Installation groove sidewall, the dogbolt for preventing the installation bearing pin from loosening.
The present invention also provides a kind of medium-and low-speed maglev train, including suspension rack, the trailing arm that is arranged on the suspension rack and
The urgent traveling mechanism of the trailing arm end is arranged at, wherein, the urgent traveling mechanism is specially described in any of the above-described
Urgent traveling mechanism.
The urgent traveling mechanism of medium-and low-speed maglev train provided by the present invention, mainly including driving cylinder, supporting support and
Roller.Wherein, driving cylinder is arranged in trailing arm mounting seat, can typically be set simultaneously multiple.Being provided with each driving cylinder can
The piston rod of stretching motion, supporting support are connected on the end of piston rod.Installation is offered in the bottom position of supporting support
Groove, it is mainly used in that roller is installed.The roller can freely rotate in a circumferential direction, in train normal operation, at the piston rod on driving cylinder
In retracted mode, band movable supporting stent and roller leave F rail rail surfaces, and run into emergency in train and suspension system can not be just
Often during operation, the piston rod on driving cylinder stretches out certain distance, and supporting support is fallen, while makes the rolling of supporting support bottom
Wheel is touched on the running face of F rails so that roller rolls on F rails.In this way, train can be in effect of inertia and standby drivetrain
Unite under the driving effect of (such as reserve battery), traveling is continued on F rails by roller, although speed reduces, can be ensured
The normal operation of train, continue traveling to maintenance yard, effectively prevent train from parking after being in an emergency to cause in situ
The hidden danger such as blocking, collision.Therefore, the urgent traveling mechanism of medium-and low-speed maglev train provided by the present invention, can be in middle low speed
Magnetic-levitation train in case of emergency, ensures normal operation, continues traveling to maintenance yard.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is a kind of overall structure diagram of embodiment provided by the present invention；
Fig. 2 is Fig. 1 left view；
Fig. 3 is the concrete structure schematic diagram of the installation portion shown in Fig. 2；
Fig. 4 is Fig. 3 sectional view；
Fig. 5 is the distribution signal of urgent traveling mechanism ON TRAINS in a kind of embodiment provided by the present invention
Figure.
Wherein, in Fig. 1-Fig. 5：
Suspension rack -1, trailing arm -2, trailing arm mounting seat -3, driving cylinder -4, piston rod -5, supporting support -6, connection
Portion -601, card key -611, long sliding hole -612, installation portion -602, roller -7, alignment pin -8, latch -9, locking
Part -10, bearing pin -11, drive bush -12, driving key -121, dogbolt -13, pump nozzle -14 are installed.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1 is refer to, Fig. 1 is a kind of overall structure diagram of embodiment provided by the present invention (in figure
Dotted portion is that trailing arm installs seating portion, similarly hereinafter).
In a kind of embodiment provided by the present invention, the urgent traveling mechanism of medium-and low-speed maglev train mainly wraps
Include driving cylinder 4, supporting support 6 and roller 7.
Wherein, driving cylinder 4 is arranged in trailing arm mounting seat 3, can typically be set simultaneously multiple.It is all provided with each driving cylinder 4
The piston rod 5 of scalable motion is equipped with, supporting support 6 is connected on the end of piston rod 5.Herein preferably, the driving cylinder 4 has
Body can be oil cylinder or cylinder, and can typically set two simultaneously on one end of trailing arm 2, can so reduce the single-point of roller 7
Bearing capacity and the single point pressure to track, the structure design of supporting support 6 is also beneficial to while track structure is protected.
Mounting groove is offered in the bottom position of supporting support 6, is mainly used in that roller 7 is installed.The roller 7 can be freely circumferential
Rotation, in train normal operation, the piston rod 5 on driving cylinder 4 is in retracted mode, and band movable supporting stent 6 and roller 7 leave
F rail rail surfaces, and train run into emergency and drive system can not normal operation when, the piston rod 5 on driving cylinder 4 stretches out one
Set a distance, and supporting support 6 is fallen, while the roller 7 of the bottom of supporting support 6 is touched on the running face of F rails so that rolling
Wheel 7 rolls on F rails.In this way, train can be in effect of inertia and the driving effect of standby drive system (such as reserve battery)
Under, traveling is continued on F rails by roller 7, although speed reduces, the normal operation of train can be ensured, continue traveling extremely
Yard is repaired, effectively prevents train from parking the hidden danger such as result in blockage in situ, collide after being in an emergency.
Therefore, the urgent traveling mechanism for the medium-and low-speed maglev train that the present embodiment is provided, can be arranged in medium-and low-speed maglev
Car in case of emergency, ensures normal operation, continues traveling to maintenance yard.
In a kind of preferred embodiment on driving cylinder 4, each driving cylinder 4 vertical can be arranged on trailing arm mounting seat 3
On, and piston rod 5 can be vertically dropped to roller 7 on the running face of F rails when flexible, or it is vertically lifted certain
Highly.It is arranged such, can be when emergency occurs for train so that roller 7 under prestissimo to drop down onto on F rails, by train
Magnetic transportation by driving row mode switches to wheel track driving mode.Certainly, driving cylinder 4 can also tilt roller 7 decentralization to F track surfaces, such as
This can reduce the impact with F track surfaces to a certain extent in lower anti-roller 7, relax vibration.
As shown in Fig. 2 Fig. 2 is Fig. 1 left view.
In a kind of preferred embodiment on supporting support 6, the supporting support 6 is split-type structural, is specifically included
The connecting portion 601 and installation portion 602 of interconnection.
Wherein, connecting portion 601 is located at the top half of supporting support 6, and installation portion 602 is located at the latter half, mounting groove
It is arranged on the installation portion 602.The top of connecting portion 601 is connected with the end of piston rod 5 of driving cylinder 4, can be in piston rod 5
Synchronous elevating movement under stretching motion.To improve the connective stability between connecting portion 601 and piston rod 5, the present embodiment is in work
Neck is provided with the outer wall of stopper rod 5, while the card key 611 for being used for coordinating with the neck is provided with the top of connecting portion 601,
In this way, the cooperation by neck and card key 611, you can improve the connective stability between piston rod 5 and connecting portion 601.
Specifically, connecting portion 601 can be cylindrical or cylindric etc..In view of being transferred when roller 7 to the running face of F rails
Afterwards, roller 7 needs the length direction rolling along F rails, to prevent the deflection in the direction at left and right sides of generation when rolling of roller 7,
The present embodiment has opened up long sliding hole 612 on the outer wall of connecting portion 601, while arranges in pairs or groups using alignment pin 8.Wherein, long sliding hole 612
The outer wall in through connection portion 601 is laterally set, i.e., is set along certain diameter of some cross section of connecting portion 601, meanwhile,
The long sliding hole 612 extends certain distance in short transverse (or length direction), i.e., prolongs along the axial direction of connecting portion 601
Stretch, cavity as a slotted hole is integrally formed.And the diameter of alignment pin 8 is suitable with the diameter of section of long sliding hole 612, can plug
In long sliding hole 612, certainly, due to the presence of trailing arm mounting seat 3, alignment pin 8 is firstly the need of through the outer of trailing arm mounting seat 3
Wall, then it is located in long sliding hole 612.In this way, the inwall of the long sliding hole 612 on connecting portion 601 is due to the limit by alignment pin 8
System, connecting portion 601, which can not produce, to horizontally rotate, and is inconjunction with roller 7 and can not also produce and horizontally rotates, and ensures that it is only capable of along F rails
Length direction moves.But simultaneously as long sliding hole 612 has certain elongation in short transverse, therefore, when piston rod 5 is flexible
When, the relative motion in vertical direction is produced between long sliding hole 612 and alignment pin 8, connecting portion 601 can follow the motion of expansion link
And arbitrarily lift, do not influenceed by alignment pin 8.
Further, after alignment pin 8 being plugged on connecting portion 601, it is contemplated that roller 7 unavoidably can when F track surfaces roll
By shock and vibration, to avoid the influence of impact shock from causing releasing for alignment pin 8, the present embodiment each alignment pin 8 it
Between worn latch 9.Specifically, the level of latch 9 sequentially passes through the end of each alignment pin 8, each alignment pin 8 is mutual
Mutually concatenation, tension, so as to prevent alignment pin 8 from releasing.Meanwhile the present embodiment is also additionally arranged in the both ends end position of latch 9
Locking member 10, latch 9 can be locked on each alignment pin 8, prevent latch 9 from being skidded off accidentally from alignment pin 8.
As shown in Figure 3 and Figure 4, Fig. 3 is the concrete structure schematic diagram of the installation portion shown in Fig. 2, and Fig. 4 is Fig. 3 section view
Figure.
On the installation portion 602 of supporting support 6, due to being provided with mounting groove, therefore installation portion in the bottom of installation portion 602
602 is overall in the shape for hat with deep trouth.Specifically, be laterally provided through that bearing pin 11 is installed in the bottom of installation portion 602, when
So, the installation bearing pin 11 has also extended through the two side of mounting groove simultaneously.The installation bearing pin 11 is mainly used in installing roller 7, specifically
The inner ring of roller 7 can be set on installation bearing pin 11 on the outer wall of mounting groove position so that roller 7 can be in mounting groove
Freely roll.
To realize the driving of the backup power system on train (such as battery) pair roller 7, the present embodiment is in roller 7
Circle is pressed with drive bush 12 on surface --- specifically drive bush 12 and the inner peripheral surface of roller 7 can be formed interference installation, in advance
First press fitting forms overall structure --- while keyway has been opened up in the side wall of mounting groove, with this ordinatedly, in drive bush 12
End on be additionally arranged driving key 121.In this way, drive bush 12 can be by the cooperation of driving key 121 and keyway, by roller 7
Fix with installation portion 602, and be thereby delivered to driving force on drive bush 12 and roller 7 from installation portion 602.Specifically,
Due to being additionally arranged drive bush 12, therefore the inner surface of drive bush 12 is set on the outer surface of installation bearing pin 11.It is excellent herein
Selection of land, can be that the gap of closed tolerance coordinates between drive bush 12 and installation bearing pin 11, so when mounted, directly by mounting pin
Axle 11 is inserted into the cavity of drive bush 12.Installation bearing pin 11 can be tightened in installation portion by fasteners such as nuts simultaneously
On 602, ensure the mounting groove centering of roller 7 and installation portion 602.And in view of installation portion 602 close to the inwall of trailing arm mounting seat 3
Space is than narrow, it has not been convenient to carries out end fastening using fasteners such as nuts, therefore can directly design screw thread in installation portion
On 602.
Furthermore, it is contemplated that shock and vibration when being walked on F rail levels, can be delivered on installation bearing pin 11 by roller 7 first,
Loosened to prevent from installing bearing pin 11, avoid roller 7 from offseting, the present embodiment is provided with locking groove on the end of installation bearing pin 11.
Specifically, the locking groove can semicircular in shape groove, meanwhile, dogbolt 13 is inserted with locking groove, the dogbolt 13 is simultaneously
Run through the side wall into mounting groove.In this way, due to limitation of the dogbolt 13 to locking groove, the end of installation bearing pin 11 then can not be suitable
Profit rotate, after installation is complete, can will installation bearing pin 11 be fixed on current location, prevent install bearing pin 11 because of vibratory impulse and by
Unscrew.
In addition, to ensure smoothness of the roller 7 when rolling, the present embodiment has opened up lubricating oil in bearing pin 11 is installed
Road, the oil leab can be communicated to the inner ring of roller 7, and the bearing of the inner surface of roller 7 is communicated to by drive bush 12, so as to
It is lubricated.Meanwhile pump nozzle is opened up in one end end of installation bearing pin 11 for convenience of filling lubricating oil, the present embodiment
14。
As shown in figure 5, Fig. 5 is that urgent traveling mechanism is ON TRAINS in a kind of embodiment provided by the present invention
Distribution schematic diagram.
The present embodiment also provides a kind of medium-and low-speed maglev train, main including suspension rack 1, the support being arranged on suspension rack 1
Arm 2 and the urgent traveling mechanism for being arranged at the end of trailing arm 2.Wherein, the urgent traveling mechanism is identical with above-mentioned related content,
Here is omitted.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
1. a kind of urgent traveling mechanism of medium-and low-speed maglev train, it is characterised in that including being arranged in trailing arm mounting seat (3)
Several driving cylinders (4), and the supporting support (6) being connected with piston rod (5) end of each driving cylinder (4), each branch
The bottom of support support (6) offers mounting groove, and rotatable roller (7) is provided with the mounting groove；Promptly transporting
During row, each piston rod (5) stretches out pre-determined distance and by each roller (7) decentralization to the running face of F rails.
2. urgent traveling mechanism according to claim 1, it is characterised in that each driving cylinder (4) is vertical to be arranged on institute
State in trailing arm mounting seat (3), and the piston rod (5) is used to vertically transfer the roller (7) to the running face of F rails.
3. urgent traveling mechanism according to claim 2, it is characterised in that the supporting support (6), which specifically includes, to be used for
The connecting portion (601) being connected with the piston rod (5), and it is arranged at the connecting portion (601) bottom, for installing the rolling
The installation portion (602) of (7) is taken turns, the mounting groove is arranged on the installation portion (602).
4. urgent traveling mechanism according to claim 3, it is characterised in that be provided with the outer wall of the piston rod (5)
Neck, the card key (611) for being engaged with the neck is provided with the top of the connecting portion (601).
5. urgent traveling mechanism according to claim 4, it is characterised in that the connecting portion (601) is cylindrical, and
The long sliding hole (612) for offering lateral direction penetrating on the outer wall of the connecting portion (601) and axially extending；Also include alignment pin
(8), the alignment pin (8) is run through the outer wall of the trailing arm mounting seat (3) and is located in the long sliding hole (602), to prevent
Roller (7) deflection.
6. urgent traveling mechanism according to claim 5, it is characterised in that also include being connected to each alignment pin
(8) between, for it to be tensed mutually into latch (9) to prevent from releasing, and the both ends end of the latch (9) is respectively provided with
There is locking member (10).
7. urgent traveling mechanism according to claim 6, it is characterised in that the bottom of the installation portion (602) is provided with
The installation bearing pin (11) of the mounting groove is extended transversely through, the inner ring of the roller (7) is set in the outer of the installation bearing pin (11)
On wall.
8. urgent traveling mechanism according to claim 7, it is characterised in that be pressed in the inner peripheral surface of the roller (7)
There is drive bush (12), keyway is provided with the side wall of the mounting groove, and be provided with the end of the drive bush (12)
For the driving key (121) being engaged with the keyway.
9. urgent traveling mechanism according to claim 8, it is characterised in that the end set of the installation bearing pin (11) has
Locking groove, and be inserted with and run through into the installation groove sidewall, for preventing the installation bearing pin (11) from loosening on the locking groove
Dogbolt (13).
10. a kind of medium-and low-speed maglev train, including suspension rack (1), the trailing arm (2) that is arranged on the suspension rack (1) and set
Urgent traveling mechanism in the trailing arm (2) end, it is characterised in that the urgent traveling mechanism is specially claim 1-9
Urgent traveling mechanism described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711057933.4A CN107826142A (en) | 2017-11-01 | 2017-11-01 | A kind of medium-and low-speed maglev train and its urgent traveling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711057933.4A CN107826142A (en) | 2017-11-01 | 2017-11-01 | A kind of medium-and low-speed maglev train and its urgent traveling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107826142A true CN107826142A (en) | 2018-03-23 |
Family
ID=61651335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711057933.4A Pending CN107826142A (en) | 2017-11-01 | 2017-11-01 | A kind of medium-and low-speed maglev train and its urgent traveling mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107826142A (en) |
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| CN109177985A (en) * | 2018-09-04 | 2019-01-11 | 中车株洲电力机车有限公司 | Support construction, magnetic-levitation train deliverance apparatus, suspension rack and magnetic-levitation train |
| CN109591614A (en) * | 2018-11-23 | 2019-04-09 | 中车四方车辆有限公司 | Levitation train and its control method |
| CN112977355A (en) * | 2021-03-05 | 2021-06-18 | 中国人民解放军国防科技大学 | Telescopic parking rescue wheel and medium-low speed maglev train |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109177985A (en) * | 2018-09-04 | 2019-01-11 | 中车株洲电力机车有限公司 | Support construction, magnetic-levitation train deliverance apparatus, suspension rack and magnetic-levitation train |
| WO2020048044A1 (en) * | 2018-09-04 | 2020-03-12 | 中车株洲电力机车有限公司 | Support structure, maglev train rescue device, suspension and maglev train |
| CN109591614A (en) * | 2018-11-23 | 2019-04-09 | 中车四方车辆有限公司 | Levitation train and its control method |
| CN112977355A (en) * | 2021-03-05 | 2021-06-18 | 中国人民解放军国防科技大学 | Telescopic parking rescue wheel and medium-low speed maglev train |
| CN112977355B (en) * | 2021-03-05 | 2022-04-12 | 中国人民解放军国防科技大学 | Telescopic parking rescue wheel and medium-low speed maglev train |
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