CN102275538B - Special transport vehicle for magnetic levitation vehicle - Google Patents
Special transport vehicle for magnetic levitation vehicle Download PDFInfo
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- CN102275538B CN102275538B CN 201110149683 CN201110149683A CN102275538B CN 102275538 B CN102275538 B CN 102275538B CN 201110149683 CN201110149683 CN 201110149683 CN 201110149683 A CN201110149683 A CN 201110149683A CN 102275538 B CN102275538 B CN 102275538B
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- 238000005339 levitation Methods 0.000 title abstract 5
- 230000007246 mechanism Effects 0.000 claims description 29
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- 238000010168 coupling process Methods 0.000 claims description 15
- 238000005859 coupling reaction Methods 0.000 claims description 15
- 230000000694 effects Effects 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 230000005389 magnetism Effects 0.000 abstract 2
- 238000000926 separation method Methods 0.000 abstract 1
- 239000000725 suspension Substances 0.000 description 8
- 238000009434 installation Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
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Abstract
The invention discloses a special transport vehicle for a magnetic levitation vehicle. The special transport vehicle comprises a chassis (1) and a track (3) which is mounted on the chassis (1) and sleeved with a bogie (2) of the magnetic levitation vehicle, wherein a coil is arranged on the track (3), and the electric magnetism of the coil is matched with the magnetism of the magnet of the magnetic levitation vehicle. Through the invention, the transport of the magnetic levitation vehicle does not require the separation of a vehicle body and the bogie, thereby saving the disassembly/assembly time, obviously reducing the transport mounting period and cost, and improving the transport efficiency.
Description
Technical field
The present invention relates to the facilities for transport and communication field, particularly a kind of special transport vehicle of maglev vehicle.
Background technology
Along with the development of China's economic construction and railway cause, maglev vehicle is comfortable with it, at a high speed, the plurality of advantages such as noise is less, bringing into play more and more important effect at Railway Transport Industry.
Maglev vehicle uses the character of magnet " two like magnetic poles repel each other, there is a natural attraction between the sexes ", makes magnet have gravitational ability, i.e. " magnetic suspension " of resistance.This principle is used on the rail transportation system, vehicle is de-orbited fully and suspends and travels, and becomes " without wheel " vehicle, the time more than the scooter hundreds of kilometer.On the car body of maglev vehicle superconducting magnet is installed, be fixed with coil with the bottom of the matching used rail of maglev vehicle, when moving along rail under the effect of vehicle at trailer coupling, because electromagnetic induction, generation current in coil, the polarity of the magnetic field that coil produces on the ground always keeps identical with the electromagnet polarity on the vehicle, between coil and electromagnet, will there be repulsive force so always, thereby make vehicle suspension, because vehicle suspension is on rail, do not have friction drag between vehicle and the rail, thereby so that vehicle can reach higher speed of advance.
The maglev vehicle of present domestic place in operation mostly is middle low speed magnetic suspension vehicle.Low-speed maglev vehicle mainly comprises car body and the bogie truck that is installed on the car body bottom in typical, and car body is installed on the dedicated track by the bogie truck of its underpart.Bogie truck comprises crossbearer, lower cross frame and bogie side frame, and triframe body connects removably, and forms a groove structure, and dedicated track is arranged in this groove structure, also is that bogie truck is encircled track; Like this, when maglev vehicle is transported, can't direct as wheel track vehicle car body be lifted by crane together with bogie truck, before the transportation maglev vehicle, need before this car body and bogie truck to be decomposed, break away from then respectively entrucking transportation with above-mentioned three support bodys fractionation of bogie truck and with track again.Because middle low speed magnetic suspension vehicle has a plurality of bogie trucks, the point of connection between car body and the bogie truck is more, and disassembly process is comparatively complicated and not easy to operate, and the car body lifting is also relatively more difficult, and transportation back work amount is larger, and traffic cost is higher, and the haul-cycle time is longer.
Therefore, how to simplify the transportation of maglev vehicle, reduce transportation back work amount, reduce traffic cost, shorten the haul-cycle time, the problem that need solve with regard to becoming those skilled in the art.
Summary of the invention
The special transport vehicle that the purpose of this invention is to provide a kind of maglev vehicle, it can simplify the transportation of maglev vehicle, reduces transportation back work amount, and has lower traffic cost and shorter haul-cycle time.
For solving the problems of the technologies described above, the invention provides a kind of special transport vehicle of maglev vehicle, comprise the chassis and be installed on described chassis and with the track of the bogie truck of described maglev vehicle suit, be provided with coil on the described track, the Magnetic Phase coupling of the energising magnetic of described coil and the magnet of described maglev vehicle.
Preferably, also comprise lifting mechanism, described lifting mechanism is installed between described track and the described chassis.
Preferably, described lifting mechanism is telescopic oil cylinder, and an end of described telescopic oil cylinder is fixed on the described track, and its other end is fixed on the described chassis.
Preferably, be provided with bondage mechanism on the described chassis, described bondage mechanism walks around and tightens described maglev vehicle.
Preferably, described bondage mechanism is steel rope.
Preferably, described track comprises first paragraph and second segment along its length direction, between described first paragraph and the described second segment the first retractor device is installed, described second segment under the effect of described the first retractor device along the bearing of trend of described track near or away from described first paragraph.
Preferably, described chassis comprises first and second portion at its length direction, between described first and the described second portion the second retractor device is installed, described second portion under the effect of described the second retractor device along the bearing of trend on described chassis near or away from described first.
Preferably, the height of described track is less than the height of the groove of the bogie truck of described maglev vehicle, and its maximum width is less than the groove maximum width of the two described bogie trucks that arrange along track width direction, less than the minimum width of two described grooves.
Preferably, the number of described coil is a plurality of, and each described coil is along the bearing of trend setting of described track.
Preferably, the distance of adjacent two described coils on the track bearing of trend equates.
The special transport vehicle of maglev vehicle provided by the present invention, comprise the chassis and be installed on described chassis and with the track of the bogie truck of described maglev vehicle suit, be provided with coil on the described track, the Magnetic Phase coupling of the energising magnetic of described coil and the magnet of described maglev vehicle is so that described maglev vehicle is along described orbiting motion; When maglev vehicle is transported, first the track on the special transport vehicle is docked with the circuit rail at maglev vehicle place, start magnetic suspension train, the floating car of its trailer coupling traction magnetic is to special transport vehicle, because the Magnetic Phase of the energising magnetic of the coil on the special transport vehicle and the magnet of maglev vehicle coupling, maglev vehicle can travel at the track of special transport vehicle under the traction of trailer coupling, after whole compartments of maglev vehicle all are on the special transport vehicle, stop traction, utilize special transport vehicle that maglev vehicle is transported to assigned address, after arriving the destination special transport vehicle is docked with the destination rail, start trailer coupling, make maglev vehicle reach the destination rail, finish transportation; Like this, when transporting, maglev vehicle do not need car body and bogie truck are decomposed, the time of having saved dismounting and having installed, thus significantly reduce transportation installation period and cost, improved conveying efficiency.
A kind of preferred embodiment in, the special transport vehicle of maglev vehicle provided by the present invention also comprises lifting mechanism, this lifting mechanism is installed between track and the chassis; Like this, when the orbit altitude of the rail of the rail of departure place or destination and special transport vehicle not simultaneously, can adjust by lifting mechanism the height of track, so that track can dock smoothly with the rail of departure place and the rail of destination, so that this special transport vehicle can be applied to the rail height a situation in a big way the time, thereby enlarged the Applicable scope of special transport vehicle.
In another preferred embodiment, the height of track provided by the present invention is less than the height of the groove of the bogie truck of described maglev vehicle, and its maximum width is less than the groove maximum width of the two described bogie trucks that arrange along track width direction, less than the minimum width of two described grooves; Like this, the form of the track of special transport vehicle is identical with the form of the rail of the rail of departure place and destination, and the state that maglev vehicle is on the track is more stable, has improved the transportation reliability.
Description of drawings
Fig. 1 is the structural representation of a kind of specific embodiment of special transport vehicle of maglev vehicle provided by the present invention;
Fig. 2 is that the special transport vehicle of maglev vehicle shown in Figure 1 is at the structural representation of side-looking direction.
The specific embodiment
Core of the present invention provides a kind of special transport vehicle of maglev vehicle, and it can simplify the transportation of maglev vehicle, reduces transportation back work amount, and has lower traffic cost and shorter haul-cycle time.
In order to make those skilled in the art person understand better the present invention program, the present invention is described in further detail below in conjunction with the drawings and specific embodiments.
Please refer to Fig. 1 and Fig. 2, Fig. 1 is the structural representation of a kind of specific embodiment of special transport vehicle of maglev vehicle provided by the present invention; Fig. 2 is that the special transport vehicle of maglev vehicle shown in Figure 1 is at the structural representation of side-looking direction.
In a kind of specific embodiment, the special transport vehicle of maglev vehicle provided by the present invention, be used for the integral transportation maglev vehicle, this special transport vehicle comprises chassis 1 and track 3, wherein chassis 1 is connected with tractor, tractor provides power for the operation of car load, realizes the operation and control of car load, and this is identical with general transport vehicle.Track 3 is installed on chassis 1, and when transportation, when the maglev vehicle that namely betransported is on the special transport vehicle, track 3 is set with the bogie truck 2 of the maglev vehicle that betransported, and is provided with coil on the track 3, during this coil electricity, can produce passage magnetic field, the Magnetic Phase of the magnet that is equipped with on the energising magnetic that coil produces and the maglev vehicle mates, thereby so that the maglev vehicle that betransported when the coil electricity of special transport vehicle, can under the traction of its trailer coupling, move along track 3.
It is to be noted, for the maglev vehicle that guarantees to betransported can be in track 3 motions, the Magnetic Phase coupling that needs the magnet that is equipped with in the coil on the track 3 of special transport vehicle the energising magnetic that produces and the magnetic suspension that betransported, being complementary here refers to, the polarity that is positioned at the magnet on the maglev vehicle is identical with the polarity of the coil electromagnetism body that is positioned at its place ahead, and it is opposite with the polarity of the coil electromagnetism body that is positioned at its rear, like this, when the traction system of the maglev vehicle that betransported is worked, simultaneously pass into alternating current to coil, the alternating current that in the coil that is positioned at track 3 both sides, flows, coil can be become electromagnet, the electromagnet that maglev vehicle is installed on the track 3 in its place ahead attracts, and the electromagnet that is installed in again track 3 rears simultaneously repels, thereby realizes that vehicle starts in the interaction of electromagnet; The current direction that flows in coil can be constantly inverted, becomes the negative pole coil so that be originally anodal coil, is originally that the coil of negative pole becomes anodal coil, and like this, vehicle is owing to the conversion of electromagnetism polarity is continued to advance forward; Because above-mentioned technology is the known technology of this area, therefore, those skilled in the art should be able to be according to the description of the Magnetic Phase coupling of the energising magnetic of above-mentioned coil and magnet, by installation site and the energising direction of design coil, and realize that by number of ways the maglev vehicle betransported is in the purpose of track 3 operations.
The height of track 3 is less than the height of the groove of the bogie truck 2 of maglev vehicle, and its maximum width is less than the groove maximum width of the two described bogie trucks 2 that arrange along track 3 Widths, less than the minimum width of two described grooves; Like this, in transportation, track 3 is installed in the groove of bogie truck 2, and the form of the track 3 of special transport vehicle is identical with the form of the rail of the rail of departure place and destination, the state that maglev vehicle is on the track 3 is more stable, has improved the transportation reliability.
Apparently, track 3 also is not limited to above-mentioned concrete form with the installation of bogie truck 2, also bogie truck 2 can be installed in the track 3, as long as can realize both reliable connections, and does not affect use and gets final product.
The number of above-mentioned coil is a plurality of, and each coil is along the bearing of trend setting of track 3, in order to improve the operating efficiency of maglev vehicle on track 3.
The distance of adjacent two described coils on track 3 bearing of trends can equate so that so that maglev vehicle at track 3 for traveling at the uniform speed, the stationarity when having improved operation.Apparently, the distance of adjacent two coils on track 3 bearing of trends also can be unequal.
Chassis 1 is the main load-supporting part of special transport vehicle, track 3 is arranged at the top on chassis 1, and be installed on chassis 1 by the captive joint mode of routine, can be by achieving a fixed connection such as removable connection modes such as bolt are connected between track 3 and the chassis 1, like this, when needs are pulled down track 3 on chassis 1, can realize comparatively easily disassembly process, save the dismounting cost.Simultaneously, when the maglev vehicle of transportation different length and specification, original track 31 can be pulled down from the chassis, the new track 3 that will meet again compliant transport is installed on the chassis 1, thereby has improved the Applicable scope of special transport vehicle.
Chassis 1 is as the main load-supporting part of special transport vehicle, not only need to be equipped with track 3 grades self device on it, the weight that also needs to bear at work the maglev vehicle that betransported, therefore, chassis 1 needs foot that enough compressive strength is arranged, in order to guarantee Transport Safety.
When maglev vehicle is transported, first the track 3 on the special transport vehicle is docked with the circuit rail at maglev vehicle place, start magnetic suspension train, the floating car of its trailer coupling traction magnetic is to special transport vehicle, because the Magnetic Phase of the energising magnetic of the coil on the special transport vehicle and the magnet of maglev vehicle coupling, maglev vehicle can travel at the track 3 of special transport vehicle under the traction of trailer coupling, after whole car bodies 4 of maglev vehicle all are on the special transport vehicle, stop traction, utilize special transport vehicle that maglev vehicle is transported to assigned address, after arriving the destination special transport vehicle is docked with the destination rail, start trailer coupling, make maglev vehicle reach the destination rail, finish transportation; Like this, when transporting, maglev vehicle do not need car body 4 and bogie truck 2 are decomposed, the time of having saved dismounting and having installed, thus significantly reduce transportation installation period and cost, improved conveying efficiency.
Can also the special transport vehicle of maglev vehicle provided by the present invention be further improved.
The special transport vehicle of maglev vehicle provided by the present invention can also comprise lifting mechanism, and this lifting mechanism is installed between track 3 and the chassis 1; Like this, when the track 3 of the rail of the rail of departure place or destination and special transport vehicle highly not simultaneously, can adjust by lifting mechanism the height of track 3, so that track 3 can dock smoothly with the rail of departure place and the rail of destination, so that this special transport vehicle can be applied to the rail height a situation in a big way the time, thereby enlarged the Applicable scope of special transport vehicle.
Above-mentioned lifting mechanism is can telescopic oil cylinder, and an end of telescopic oil cylinder is fixed on the track 3, and its other end is fixed on the chassis 1; When track 3 is lower than the target rail when (referring to the rail of above-mentioned departure place or the rail of destination), the telescopic oil cylinder elongation is raised track 3 and is docked with the target rail; When track 3 was higher than the target rail, telescopic oil cylinder shortened, and docked with track 3 reductions and with the target rail.Telescopic oil cylinder is comparatively simple as the lifting mechanism working process, stable work in work, and easy for installation.
Lifting mechanism can comprise a plurality of, bearing of trend along track 3 is installed, in order to improve the lifting performance, also can only install in the edge of track 3, as long as can realize that track 3 docks with the smooth of target rail by lifting, lifting mechanism the restriction that number and concrete installation site all should not be subject to the specific embodiment of the invention is set.
Lifting mechanism also is not limited to telescopic oil cylinder, also can realize by other physical constructions or electric system the lifting of track 3.
The length of track 3 need to be longer than or the car load length of the maglev vehicle that will equal to betransported at least, to guarantee transportation reliability and safety.When the maglev vehicle of transportation different model, may be different owing to betransporteding the length of vehicle, the length of track 3 also should be different to some extent.
Track 3 comprises first paragraph and second segment along its length direction, between described first paragraph and the described second segment the first retractor device is installed, described second segment under the effect of described the first retractor device along the bearing of trend of described track 3 near or away from described first paragraph; Like this, when the maglev vehicle of special transport vehicle transportation different model different length, can regulate the distance between first paragraph and the second segment, the length of adjustable track 3, thereby need not to change track 3 and namely can realize the transportation of different model maglev vehicle, thereby improved the applicability of special transport vehicle.
The length of track 3 also is not limited to above-mentioned variable structure, and the length of this track 3 can be to immobilize, and like this, when transporting the maglev vehicle of different model, the new-track that meets length requirement can be pulled down and changed to track 3.
Above-mentioned chassis 1 also can comprise first and second portion on its length direction, the second retractor device is installed between first and the second portion, and second portion can be under the effect of the second retractor device along the chassis 1 bearing of trend near or away from first; Like this, when the length of above-mentioned track 3 can change, the length of chassis 1 on bearing of trend also can change, in order to improve at any time the effect of the bearing force of the 1 pair of track 3 in chassis, guaranteed transportation reliability and safety.
Apparently, above-mentioned track 3 is not limited to and comprises first paragraph and second segment, and it can comprise three sections or multistage more, and same, chassis 1 also is not limited to and only comprises first and second portion, and it also can comprise third part or more parts.
Be provided with bondage mechanism on the chassis 1, bondage mechanism walks around and tightens the maglev vehicle that betransported; Like this, can avoid the run-off the straight or drop in transportation of the maglev vehicle that betransported, thereby improve Transport Safety.
Above-mentioned bondage mechanism can be steel rope, uses steel rope simple as the bondage mechanism structure, and cost is lower.Apparently, bondage mechanism also is not limited to steel rope, as long as can realize tying up fixing purpose of not transporting maglev vehicle.
Bondage mechanism operated by rotary motion has a plurality of, and 1 the bearing of trend setting along the chassis guarantees the stable fixing of maglev vehicle by the multiple tracks bondage.
Above special transport vehicle to maglev vehicle provided by the present invention is described in detail.Used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (10)
1. the special transport vehicle of a maglev vehicle, it is characterized in that, comprise chassis (1) and be installed on described chassis (1) and with the track (3) of the bogie truck (2) of described maglev vehicle suit, described track is provided with coil on (3), the Magnetic Phase coupling of the energising magnetic of described coil and the magnet of described maglev vehicle, so that it is identical with the polarity of the coil electromagnetism body that is positioned at its place ahead to be positioned at the polarity of the magnet on the maglev vehicle, and opposite with the polarity of the coil electromagnetism body that is positioned at its rear.
2. the special transport vehicle of maglev vehicle according to claim 1 is characterized in that, also comprises lifting mechanism, and described lifting mechanism is installed between described track (3) and described chassis (1).
3. the special transport vehicle of maglev vehicle according to claim 2 is characterized in that, described lifting mechanism is telescopic oil cylinder, and an end of described telescopic oil cylinder is fixed on the described track (3), and its other end is fixed on the described chassis (1).
4. the special transport vehicle of maglev vehicle according to claim 1 is characterized in that, described chassis is provided with bondage mechanism on (1), and described bondage mechanism walks around and tighten described maglev vehicle.
5. the special transport vehicle of maglev vehicle according to claim 4 is characterized in that, described bondage mechanism is steel rope.
6. the special transport vehicle of maglev vehicle according to claim 1, it is characterized in that, described track (3) comprises first paragraph and second segment along its length direction, between described first paragraph and the described second segment the first retractor device is installed, described second segment under the effect of described the first retractor device along the bearing of trend of described track (3) near or away from described first paragraph.
7. the special transport vehicle of maglev vehicle according to claim 6, it is characterized in that, described chassis (1) comprises first and second portion at its length direction, between described first and the described second portion the second retractor device is installed, described second portion under the effect of described the second retractor device along the bearing of trend of described chassis (1) near or away from described first.
8. according to claim 1 to the special transport vehicle of 7 each described maglev vehicles, it is characterized in that, the height of described track (3) is less than the height of the groove of two bogie trucks (2) that arrange along track (3) Width of described maglev vehicle, and its maximum width is less than the described groove maximum width of the two described bogie trucks (2) that arrange along track (3) Width, less than the minimum width of the described groove of the two described bogie trucks (2) that arrange along track (3) Width.
9. according to claim 1 to the special transport vehicle of 7 each described maglev vehicles, it is characterized in that, the number of described coil is a plurality of, and each described coil is along the bearing of trend setting of described track (3).
10. the special transport vehicle of maglev vehicle according to claim 9 is characterized in that, the distance of adjacent two described coils on track (3) bearing of trend equates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110149683 CN102275538B (en) | 2011-01-11 | 2011-06-03 | Special transport vehicle for magnetic levitation vehicle |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110004704.2 | 2011-01-11 | ||
| CN2011100047042A CN102069744A (en) | 2011-01-11 | 2011-01-11 | Special transport vehicle for maglev vehicle |
| CN 201110149683 CN102275538B (en) | 2011-01-11 | 2011-06-03 | Special transport vehicle for magnetic levitation vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102275538A CN102275538A (en) | 2011-12-14 |
| CN102275538B true CN102275538B (en) | 2013-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100047042A Withdrawn CN102069744A (en) | 2011-01-11 | 2011-01-11 | Special transport vehicle for maglev vehicle |
| CN 201110149683 Expired - Fee Related CN102275538B (en) | 2011-01-11 | 2011-06-03 | Special transport vehicle for magnetic levitation vehicle |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100047042A Withdrawn CN102069744A (en) | 2011-01-11 | 2011-01-11 | Special transport vehicle for maglev vehicle |
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| CN (2) | CN102069744A (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102490642A (en) * | 2011-12-28 | 2012-06-13 | 北京祥龙物流（集团）有限公司 | Vehicle special for road transportation of magnetic suspension train |
| CN104071173A (en) * | 2014-07-22 | 2014-10-01 | 北京控股磁悬浮技术发展有限公司 | System and method for replacing bogie of magnetic levitation vehicle |
| CN105292079B (en) * | 2015-10-27 | 2017-10-20 | 中铁第四勘察设计院集团有限公司 | The disassemblerassembler of middle low speed magnetic suspension train suspension rack |
| CN109532871B (en) * | 2018-11-21 | 2020-10-02 | 中车青岛四方机车车辆股份有限公司 | Electric vehicle capable of being connected into track to run |
| CN109878402B (en) * | 2019-04-17 | 2024-07-23 | 西南交通大学 | AGV transport vehicle for transporting railway carriage |
| CN110549930A (en) * | 2019-09-09 | 2019-12-10 | 船东物流技术江苏有限公司 | Special transportation device for straddle type monorail vehicle and loading and unloading method |
| CN111891024B (en) * | 2020-08-12 | 2022-08-16 | 中铁磁浮科技（成都）有限公司 | Road transportation method for magnetic levitation vehicle |
| CN112046511B (en) * | 2020-09-01 | 2022-02-25 | 中车长春轨道客车股份有限公司 | Medium-low speed maglev vehicle transportation device and transportation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201082687Y (en) * | 2007-06-25 | 2008-07-09 | 重庆耐德山花特种车有限责任公司 | Transport vehicle for conveying vehicles |
| CN201136456Y (en) * | 2008-01-07 | 2008-10-22 | 李太一 | Draw gear for transport truck |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USH2250H1 (en) * | 2009-02-11 | 2010-11-02 | Rri Holdings, Inc. | Selectably elevatable coiled tubing rig control housed within a water tank |
-
2011
- 2011-01-11 CN CN2011100047042A patent/CN102069744A/en not_active Withdrawn
- 2011-06-03 CN CN 201110149683 patent/CN102275538B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201082687Y (en) * | 2007-06-25 | 2008-07-09 | 重庆耐德山花特种车有限责任公司 | Transport vehicle for conveying vehicles |
| CN201136456Y (en) * | 2008-01-07 | 2008-10-22 | 李太一 | Draw gear for transport truck |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102069744A (en) | 2011-05-25 |
| CN102275538A (en) | 2011-12-14 |
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