CN107891870B

CN107891870B - Air-iron transportation system

Info

Publication number: CN107891870B
Application number: CN201711104750.3A
Authority: CN
Inventors: 谢君; 叶晓龙; 官海君
Original assignee: Zhongtang Sky Railway Group Co Co ltd
Current assignee: Zhongtang Sky Railway Group Co Co ltd
Priority date: 2017-11-10
Filing date: 2017-11-10
Publication date: 2023-05-26
Anticipated expiration: 2037-11-10
Also published as: CN107891870A

Abstract

The invention discloses a novel empty iron transportation system, which comprises a vehicle body and a plurality of support columns, wherein trusses with hollow structures are arranged on two sides of the support columns, a track with a rectangular cross section is arranged at the bottom of each truss, an opening is further arranged at the bottom of each track, two groups of hubs are arranged in each opening, a connecting shaft is arranged between each group of hubs, a differential mechanism is further arranged on each connecting shaft, a plurality of air inlet holes are uniformly arranged on the side surfaces of the hubs, a plurality of reinforcing ribs are uniformly arranged in each hub, a third bearing is arranged on each reinforcing rib, two ends of each connecting shaft are respectively connected in the third bearings of the two hubs, a second bearing is further arranged on each connecting shaft and sleeved on each connecting shaft, the second bearing can rotate around each connecting shaft, a rotary table is further arranged on each second bearing, a plurality of blades are uniformly arranged on the outer walls of the rotary table, suspension devices are respectively arranged at the bottoms of the two groups of hubs, and the suspension devices are respectively connected to the tail and head of the vehicle body.

Description

Air-iron transportation system

Technical Field

The invention relates to the technical field of air irons, in particular to an air iron transportation system.

Background

With the transition of the times, the urban process is continuously accelerated, so that the urban scale is rapidly increased. With the acceleration of life pace and the rapid increase of urban population, the travel amount of people is larger and larger, and the travel amount is not limited to a single city, but is spread to and between cities and villages. The existing traffic can not meet the travel of people, and various cities in the world have different degrees of automobile congestion. Therefore, various ways are being sought to solve the traffic jam problem caused by the increasing amount of travel. Because the air rail train moves ground traffic into the air, the air rail train is rapidly developed in a plurality of cities and between cities based on the advantages of small influence on ground building facilities in the construction process, high running speed of the train after opening, flexible track trend laying, no pollution to the environment in the running process and the like.

At present, most of the existing air trains are that two ends of a train body are respectively connected with a rail suspended in the air through a connecting structure and a hub, and a driving device drives the hub to rotate, so that the train body suspended below the rail is driven to move. When the wheel hub in the track turns, the wheel hub on the vehicle head rotates to the track in the next direction, the wheel hub on the vehicle tail is positioned in the track in the original direction, and meanwhile, the rotation angle of the vehicle body is smaller than the angle of the wheel hub on the vehicle head for turning, and the wheel hub on the vehicle tail rotates relative to the wheel hub and the connecting mechanism. When coupling mechanism and automobile body rigid connection, can produce the moment of torsion between coupling mechanism and the automobile body, this moment of torsion can greatly harm the junction between coupling mechanism and the automobile body to reduce the stability of sky iron operation, simultaneously because wheel hub moves fast in the track, the friction between track and the wheel hub produces a large amount of heat, make wheel hub's temperature rise sharply, the heat can not obtain effective loss, can influence wheel hub's rigidity, hardness and intensity, if frequent use, wheel hub easily breaks, influence sky iron's normal use, wheel hub moves in the track simultaneously, because track and wheel hub have certain roughness, make the automobile body can not take place vibrations, influence the life of each spare part.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, and aims to provide an air-to-iron transportation system which can radiate heat of a wheel hub, reduce the temperature of the wheel hub, prolong the service life of the wheel hub and improve the stability of a vehicle body.

The invention is realized by the following technical scheme: the utility model provides an empty iron transportation system, includes automobile body and a plurality of support column, the both sides of support column are equipped with hollow structure's truss, the bottom of truss is equipped with the track that the cross section is the rectangle, the bottom of track still is equipped with the opening, is equipped with two sets of hubs in the opening, all is equipped with the connecting axle between every set of hubs, still be equipped with the differential mechanism on the connecting axle, the side of hub evenly is equipped with a plurality of inlet port, still evenly is equipped with a plurality of strengthening ribs in the hub, strengthening rib one end is connected with the inner wall of hub, is equipped with the third bearing that matches with the connecting axle on the other end, and the both ends of connecting axle are connected respectively in the third bearing of two hubs, and the hub can rotate round the axis of connecting axle, still be equipped with the second bearing on the connecting axle, the second bearing cover is on the connecting axle to the second bearing can rotate round the connecting axle, still be equipped with the carousel on the second bearing, evenly be equipped with a plurality of blades on the outer wall of carousel, when carousel rotates, the wind that produces is towards inside the hub; the bottoms of the two groups of hubs are respectively provided with a suspension device, and the two suspension devices are respectively connected to the tail and the head of the vehicle body. The invention adopts the hollow truss, reduces the weight of the hub, saves the cost, is convenient for transportation, and is provided with the blades in the hub arranged in the track, when the hub runs in the track rapidly, the blades are forced to rotate, wind generated by the rotation of the blades is blown into the hub, the heat in the hub is blown away, the hub with high temperature is cooled, the rigidity, the hardness and the strength of the hub with high temperature are prevented from being damaged, the service life of the hub is prolonged, and meanwhile, the suspension device connected between the vehicle body and the hub can reduce the vibration of the vehicle body, and prolong the service life of each part.

Further, evenly be equipped with the spout the same with blade quantity on the outer wall of carousel, all be equipped with on the blade with spout matched with slider, the slider can slide in the spout, still be equipped with recess and fixed block in the spout, the slider is located the recess, be equipped with the dead lever on the fixed block, the dead lever passes through the screw thread and is connected with the fixed block, rotatory dead lever, and the dead lever can be fixed the slider in the recess. In the long-term use process of the hub, a lot of dust can be attached to the blade, so that the hub needs to be maintained regularly, the hub is guaranteed to be supported for use, when the hub needs to be maintained, the hub is detached from the connecting shaft, then the fixing rod is unscrewed, the sliding block on the blade is removed from the groove and taken down from the turntable through the sliding groove, the dust on the blade is quickly cleared, after the blade is clean, the sliding block is moved into the groove along the sliding groove, then the fixing rod is rotated, the sliding block is fixed in the groove, and therefore the quick assembly and disassembly of the blade are realized, and maintenance of the hub by an maintainer is facilitated.

Further, the suspension device comprises a wire shaft, a main shaft, a positioning shaft, a bearing plate, a wire plate and a telescopic component, wherein the axes of the wire shaft, the main shaft and the positioning shaft are parallel to each other and perpendicular to the bearing plate and the wire plate, one end of the wire shaft is connected with the connecting shaft, the other end of the wire shaft is provided with a steering component, the steering component is connected with one end of the main shaft, and the wire shaft and the main shaft can rotate independently relative to the steering component around the axes of the wire shaft and the main shaft; the other end of the main shaft movably penetrates through the bearing plate and then is connected with the silk plate, one end of the positioning shaft is connected with the bearing plate, the other end of the positioning shaft movably penetrates through the silk plate and then is connected with the vehicle body, the telescopic axis of the telescopic assembly is perpendicular to the bearing plate, one end of the telescopic assembly is connected with the bearing plate, and the other end of the telescopic assembly is connected with the silk plate. When the vehicle body turns, the wheel hub on the vehicle head rolls on the track in the next direction, the wheel hub on the vehicle tail is positioned in the track in the principle direction, and the rotation angle of the vehicle body is smaller than the angle of the wheel hub on the vehicle head when the wheel hub turns, and rotates relative to the wheel hub on the vehicle tail; the relative rotation between the vehicle body and the wheel hub is realized through the rotation of the wire shaft relative to the main shaft, so that when the vehicle body turns, torque is not generated between the wheel hub of the vehicle body and the vehicle body, and then the shearing force received by the connection part between the connection mechanism and the vehicle body in the direction change of the vehicle body is eliminated, the quality of the connection part between the wheel hub and the vehicle body is protected, and the running stability of the empty iron is improved; meanwhile, the vehicle body is always suspended, and when the vehicle body shakes, the bearing plate moves downwards, so that the telescopic assembly deforms, a part of vibration energy is absorbed, vibration of the vehicle body is relieved, the quality of each part of the suspension device is protected, and the running stability of the air iron is improved.

Further, the telescopic assembly comprises a sleeve, a connecting rod and a spring which are sequentially connected and coaxial, one end of the sleeve is connected with one end, far away from the hub, of the bearing plate, one end of the connecting rod is inserted into a central hole of the sleeve, the other end of the connecting rod is connected with one end, close to the hub, of the wire plate, the spring is sleeved on the connecting rod, and one end, close to the sleeve, of the spring is in contact with the end face of the sleeve; the telescopic connecting rod is characterized in that one end, far away from the bearing plate, of the central hole of the sleeve is provided with a matching hole with the aperture smaller than that of the central hole, one end, far away from the silk plate, of the connecting rod is provided with a limiting block with the diameter larger than that of the connecting rod, the limiting block is matched with the central hole, the connecting rod is matched with the matching hole, the sleeve is connected with the bearing plate through a bolt, and the connecting rod is connected with the silk plate through the bolt. The spring that sets up, when the automobile body takes place to rock, after the spring pressurized takes place deformation, can absorb a part of vibration energy, after the automobile body is steady, under the effect of spring, can make the bearing plate get back to the normal position.

Further, the steering assembly comprises an upper steering table and a lower steering table which are sequentially connected, the upper steering table is connected with the lower steering table through bolts, an upper hole I and an upper hole II which are sequentially communicated and coaxial are formed in the upper steering table, the aperture of the upper hole II is larger than that of the upper hole I, an upper connecting table with the diameter larger than that of the wire shaft is arranged at one end, far away from the hub, of the wire shaft, the upper connecting table is matched with the upper hole II, and the wire shaft is matched with the upper hole I; the lower steering table is provided with a lower hole I and a lower hole II which are sequentially communicated and coaxial, the aperture of the lower hole I is larger than that of the lower hole II, one end, close to the hub, of the main shaft is provided with a lower connecting table, the diameter of the lower connecting table is larger than that of the main shaft, the lower connecting table is matched with the lower hole I, and the main shaft is matched with the lower hole II.

Further, first bearings are arranged between the screw shaft and the upper hole I and between the main shaft and the lower hole II.

Further, the main shaft is also provided with a lower positioning ring and an upper positioning ring, the lower positioning ring and the upper positioning ring are sleeved on the main shaft through threads, the upper positioning ring is positioned above the connecting shaft, and the lower positioning ring is positioned below the silk plate.

Further, the bearing plate and the silk plate are round, and the axes of the bearing plate and the silk plate are coincident with the axis of the main shaft; the positioning shaft and the telescopic assembly are three and are respectively symmetrical along the center of the axis of the main shaft.

Compared with the prior art, the invention has the following advantages and beneficial effects:

1. according to the air-iron transportation system, in the process that the air-iron hub runs rapidly in the track, the plurality of blades arranged in the hub can rotate along with the hub, wind generated during rotation of the blades is sent into the hub, and part of heat generated by friction between the hub and the track is taken away, so that the temperature of the hub is reduced, a certain cooling effect is achieved on the hub, and the service life of the hub is prolonged;

2. according to the air-iron transportation system, the relative rotation between the vehicle body and the wheel hub is realized through the rotation of the wire shaft relative to the main shaft, so that torque is not generated between the wheel hub of the vehicle body and the vehicle body when the vehicle body turns, the shearing force received by the connecting part between the connecting mechanism and the vehicle body in the direction change of the vehicle body is eliminated, the quality of the connecting part between the wheel hub and the vehicle body is protected, and the running stability of air-iron is improved;

3. the invention relates to an air-iron transportation system, when a vehicle body shakes, a bearing plate moves downwards and compresses a telescopic group

The telescopic component is compressed and deformed to absorb a part of vibration energy; after the vehicle body is stable, the telescopic component is retracted to a original state, and the bearing plate is returned to the original position; according to the invention, the vibration of the vehicle body is slowed down, the vibration amplitude of the vehicle body is reduced, the quality of the connection part between the hub and the vehicle body is protected, the running stability of the empty iron is improved, and the comfort of passengers taking the empty iron is improved;

4. according to the air-railway transportation system, the trusses on the tracks are integrally in the hollow structure, so that the steel consumption during truss production and manufacturing is reduced, the cost is reduced, and meanwhile, the self weight of the cross beam is reduced by adopting the trusses in the hollow structure, so that the trusses can be conveniently transported to a construction place.

Drawings

The accompanying drawings, which are included to provide a further understanding of embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiments of the invention. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of the truss and support column structure of the present invention;

FIG. 3 is an enlarged schematic view of the portion A of the present invention;

FIG. 4 is a schematic view of the structure of the suspension device of the present invention;

FIG. 5 is a cross-sectional view of the suspension of the present invention;

FIG. 6 is a cross-sectional view of another view of the suspension of the present invention;

FIG. 7 is a cross-sectional view of the steering assembly of the present invention;

FIG. 8 is a schematic view of another view of the suspension of the present invention;

FIG. 9 is a schematic view of the interior of the hub of the present invention;

FIG. 10 is another schematic view of the interior of the hub of the present invention;

fig. 11 is a top view of the turntable of the present invention.

In the drawings, the reference numerals and corresponding part names:

the device comprises a 1-hub, a 2-wire shaft, a 3-main shaft, a 4-positioning shaft, a 5-bearing plate, a 6-wire plate, a 7-sleeve, an 8-connecting rod, a 9-spring, a 10-limiting block, a 11-upper steering table, a 12-lower steering table, a 13-upper connecting table, a 14-lower connecting table, a 15-central hole, a 16-upper hole I, a 17-upper hole II, a 18-lower hole I, a 19-lower hole II, a 20-first bearing, a 21-lower positioning ring, a 22-upper positioning ring, a 23-supporting column, a 24-truss, a 25-hanging device, a 26-vehicle body, a 27-track, a 28-opening, a 29-air inlet hole, a 30-connecting shaft, a 31-blade, a 32-slider, a 33-turntable, a 34-second bearing, a 35-reinforcing rib, a 36-third bearing, a 37-chute, a 38-groove, a 39-fixed block and a 40-fixed rod.

Detailed Description

For the purpose of making apparent the objects, technical solutions and advantages of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present invention and the descriptions thereof are for illustrating the present invention only and are not to be construed as limiting the present invention.

Example 1

As shown in fig. 1 to 11, the air-railway transportation system of the invention comprises a vehicle body 26 and a plurality of support columns 23, wherein the support columns 23 are of concrete reinforced structures, the support columns 23 are of T-shaped structures, trusses 24 are arranged on two sides of the support columns 23, the trusses 24 are of hollow structures, so that a large amount of steel is saved in the process of production and manufacture of the trusses, the cost is reduced, meanwhile, the trusses 24 adopting the hollow structures reduce the dead weight, so that the trusses 24 are convenient to carry, especially in remote areas with poor road sections, the weight of the trusses 24 is reduced, the trusses 24 are easy to carry, the bottoms of the trusses 24 are respectively provided with a track 27, the cross section of the track 27 is rectangular, the bottoms of the tracks 27 are respectively provided with an opening 28, two groups of hubs 1 are respectively arranged in the opening 28, each group of hubs 1 is respectively matched with the track 27, the wheel hubs 1 can move in the track 27, a connecting shaft 30 is arranged between the two wheel hubs 1 of each group, a differential mechanism is further arranged on the connecting shaft 30, the differential mechanism is of the prior art, the differential mechanism is widely applied to the field of automobiles and can be purchased in the market, when the wheel hubs turn on the track, the track is arranged into an arc-shaped structure, so that the distance travelled by the two wheel hubs on the wheel hubs 1 of each group is not equal, the differential mechanism has the function of allowing the two wheel hubs 1 to run at different rotating speeds, thereby realizing smooth turning, a driving device is further arranged on the vehicle body 26, the driving device comprises a motor and a belt, the two ends of the belt are respectively connected with the output end of the motor and the connecting shaft 30, the motor can drive the wheel hubs 1 to rotate through the belt when in operation, thereby enabling the wheel hubs to move along the track 27, the bottom of each group of wheel hubs is provided with a hanging device 25, the bottom ends of the two suspension devices 25 are respectively connected with the tail and the head of the vehicle body 26, namely, the vehicle body 26 is suspended below the track 27 through the two suspension devices 25, and when the driving device drives the hub 1 to rotate, the vehicle body is suspended below the track 27 to move; the side of the wheel hub 1 is provided with a plurality of air inlets 29, the inside of the wheel hub 1 is also uniformly provided with a reinforcing rib 35, one end of the reinforcing rib 35 is connected with the inside of the wheel hub 1, the other end of the reinforcing rib 35 is provided with a third bearing 36 matched with the connecting shaft 30, the two ends of the connecting shaft 30 are respectively connected in the third bearings 36 of the two wheel hubs 1, so that the wheel hub 1 can rotate around the axis of the connecting shaft 30, the connecting shaft 30 is also provided with a second bearing 34, the second bearing 34 is sleeved on the connecting shaft 30, the second bearing 34 is positioned in the wheel hub 1, the second bearing 34 can rotate around the axis of the connecting shaft 30, the second bearing 34 is also provided with a turntable 33, the turntable 33 is fixed on the second bearing 34, namely the turntable 33 can rotate along with the second bearing 34, the outer wall of the turntable 33 is uniformly provided with a plurality of sliding grooves 37, the sliding grooves 37 are respectively provided with grooves 38 and fixing blocks 39, the fixed block 39 is located outside the groove 38, the groove 38 is provided with a sliding block 32, the sliding block 32 can move from the groove 38 and can move along the sliding groove 37, the fixed block 39 is also provided with a fixed rod 40, the fixed rod 40 is connected with the fixed block 39 through threads, the fixed rod 40 is rotated, the sliding block 32 can be fixed in the groove 38 by the fixed rod 40, the sliding block 37 is provided with blades 31, when the turntable 33 rotates around the connecting shaft 30, wind generated by rotation of the blades 31 arranged on the turntable 33 can be blown into the hub 1, the working principle of the blades 31 is consistent with that of the wind generated by a fan, the wind generated by the blades 31 takes away heat in the hub 1, thereby achieving the effect of cooling the hub 1, and after the blades in the hub 1 are long-term, much dust adheres to the surface of the blades, so that regular maintenance is needed, when the hub 1 needs to be maintained, the hub 1 is detached from the connecting shaft 30, then the fixing rod 40 is unscrewed, the sliding blocks 37 on the blades 31 are moved out of the grooves 38 and taken down from the rotary table 33 along the sliding grooves 37, dust on the blades 31 is cleaned, after the blades 31 are cleaned, the sliding blocks 32 are put into the grooves 38 again along the sliding grooves 37, and the sliding blocks 32 are fixed in the grooves 38 again by the fixing rod 40, so that the rapid assembly and disassembly of the blades 31 are realized, and maintenance personnel can rapidly maintain the hub 1.

Example 2

As shown in fig. 1 to 11, in the air-iron transportation system according to the present invention, on the basis of embodiment 1, the suspension device includes a wire shaft 2, a main shaft 3, a positioning shaft 4, a bearing plate 5, a wire plate 6 and a telescopic component, where the bearing plate 5 and the wire plate 6 are all circular, their axes coincide with the axis of the main shaft 3, the positioning shaft 4 and the telescopic component are all three and are respectively symmetrical along the center of the axis of the main shaft 3, the axes of the wire shaft 2, the main shaft 3 and the positioning shaft 4 are parallel to each other and perpendicular to the bearing plate 5 and the wire plate 6, one end of the wire shaft 2 is connected with a connecting shaft 30, the other end of the wire shaft 2 is connected with one end of the main shaft 3 through a steering component, and the wire shaft 2 and the main shaft 3 can rotate independently about their own axes relative to the steering component; the other end of the main shaft 3 movably penetrates through the bearing plate 5 and then is connected with the silk plate 6, one end of the positioning shaft 4 is connected with the bearing plate 5, the other end of the positioning shaft 4 movably penetrates through the silk plate 6 and then is connected with the vehicle body 26, the telescopic axis of the telescopic assembly is perpendicular to the bearing plate 5, one end of the telescopic assembly is connected with the bearing plate 5, and the other end of the telescopic assembly is connected with the silk plate 6.

When the vehicle body 26 turns, the wheel hub 1 on the vehicle head rolls into the track in the next direction, and meanwhile, the wheel hub 1 on the vehicle tail is positioned in the track in the original direction, and the rotation angle of the vehicle body 26 is smaller than the angle of the wheel hub 1 on the vehicle head when turning is completed and rotates relative to the wheel hub 1 on the vehicle tail; the relative rotation between the vehicle body 26 and the wheel hub 1 is realized by the rotation of the wire shaft 2 relative to the main shaft 3, so that when the vehicle body 26 turns, no torque is generated between the wheel hub 1 of the vehicle body 26 and the vehicle body 26, the shearing force received by the connection part between the connection mechanism and the vehicle body in the vehicle body reversing is eliminated, the quality of the connection part between the wheel hub and the vehicle body 26 is protected, and the running stability of the empty iron is improved; meanwhile, since the vehicle body 26 is suspended, it always receives downward weight; when the vehicle body 26 shakes, the bearing plate 5 moves downwards and compresses the telescopic component, and the telescopic component is compressed and deformed to absorb a part of vibration energy; after the car body 26 is stable, the telescopic component is restored to the original state, and the bearing plate 5 is returned to the original position; by the invention, the vibration of the vehicle body 26 is slowed down, the vibration amplitude of the vehicle body 26 is reduced, the quality of the connection part between the hub and the vehicle body 26 is protected, the running stability of the empty iron is improved, and the comfort of passengers taking the empty iron is improved.

The telescopic assembly comprises a sleeve 7, a connecting rod 8 and a spring 9 which are sequentially connected and coaxial, one end of the sleeve 7 is connected with one end, far away from the hub 1, of the bearing plate 5, one end of the connecting rod 8 is inserted into a central hole 15 of the sleeve 7, the other end of the connecting rod 8 is connected with one end, close to the hub 1, of the wire plate 6, the spring 9 is sleeved on the connecting rod 8, one end, close to the sleeve 7, of the spring 9 is contacted with the end face of the sleeve 7, when the vehicle body 26 shakes, the bearing plate 5 moves downwards, the sleeve 7 moves downwards, compresses the spring 9, and the spring 9 is deformed under pressure to absorb a part of vibration energy; after the car body 26 is stable, the spring 9 is restored to the original state, the bearing plate 5 returns to the original position, one end of the central hole of the sleeve 7, which is far away from the bearing plate 5, is provided with a matching hole with the aperture smaller than that of the central hole 15, one end of the connecting rod 8, which is far away from the filament plate 6, is provided with a limiting block 10 with the diameter larger than that of the connecting rod 8, the limiting block 10 is matched with the central hole 15, the connecting rod 8 is matched with the matching hole, the sleeve 7 is connected with the bearing plate 5 through a bolt, the connecting rod 8 is connected with the filament plate 6 through a bolt, and related parts are connected through the bolt, so that the installation and the disassembly of the invention and the later maintenance are facilitated.

The steering assembly comprises an upper steering table 11 and a lower steering table 12 which are sequentially connected, an upper hole I16 and an upper hole II 17 which are sequentially communicated and coaxial are arranged on the upper steering table 11, the aperture of the upper hole II 17 is larger than that of the upper hole I16, an upper connecting table 13 with the diameter larger than that of the wire shaft 2 is arranged at one end, far away from the hub 1, of the wire shaft 2, the upper connecting table 13 is matched with the upper hole II 17, the wire shaft 2 is matched with the upper hole I16, a lower hole I18 and a lower hole II 19 which are sequentially communicated and coaxial are arranged on the lower steering table 12, the aperture of the lower hole I18 is larger than that of the lower hole II 19, a lower connecting table 14 with the diameter larger than that of the spindle 3 is arranged at one end, close to the hub 1, of the spindle 3 is matched with the lower hole I18, and the spindle 3 is matched with the lower hole II 19; the upper steering table 11 is connected with the lower steering table 12 through bolts, first bearings 20 are arranged between the wire shaft 2 and the upper hole I16 and between the main shaft 3 and the lower hole II 19, the wire shaft 2 and the main shaft 3 are connected through the upper steering table 11 and the lower steering table 12, and when the vehicle body 26 rotates relative to the wheel hub, the bearing plate 5 rotates relative to the wheel hub around the axis of the main shaft 3 so as to protect the connection part between the wheel hub and the vehicle body; the main shaft 3 is also provided with a lower positioning ring 21 and an upper positioning ring 22, the lower positioning ring 21 and the upper positioning ring 22 are sleeved on the main shaft 3 through threads, the upper positioning ring 22 is positioned at the top of the connecting shaft 30, and the lower positioning ring 21 is positioned at the bottom of the silk plate 6.

The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the invention, and is not meant to limit the scope of the invention, but to limit the invention to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the invention are intended to be included within the scope of the invention.

Claims

1. The empty iron transportation system comprises a vehicle body (26) and a plurality of supporting columns (23), and is characterized in that truss frames (24) with hollow structures are arranged on two sides of each supporting column (23), tracks (27) with rectangular cross sections are arranged at the bottoms of the truss frames (24), openings (28) are further arranged at the bottoms of the tracks (27), two groups of hubs (1) are arranged in the openings (28), connecting shafts (30) are arranged between each group of hubs (1), a differential mechanism is further arranged on each connecting shaft (30), a plurality of air inlet holes (29) are uniformly formed in the side face of each hub (1), a plurality of reinforcing ribs (35) are uniformly arranged in each hub (1), one end of each reinforcing rib (35) is connected with the inner wall of each hub (1), a third bearing (36) matched with each connecting shaft (30) is arranged at the other end, two ends of each connecting shaft (30) are respectively connected with the third bearings (36) in the two hubs (1), each hub (1) can rotate around the axis of each connecting shaft (30), a second bearing (34) is further arranged on each connecting shaft (30), each second bearing (34) is connected with each second bearing (34) and can rotate around each second bearing (34) in each second bearing (30), the second bearing (34) is also provided with a rotary table (33), the rotary table (33) can rotate along with the second bearing (34), the outer wall of the rotary table (33) is uniformly provided with a plurality of blades (31), and when the rotary table (33) rotates, generated wind faces the inside of the hub (1); the bottoms of the two groups of hubs (1) are respectively provided with a suspension device (25), and the two suspension devices (25) are respectively connected to the tail and the head of the vehicle body (26);

the outer wall of the rotary table (33) is uniformly provided with sliding grooves (37) the number of which is the same as that of the blades (31), the blades (31) are respectively provided with sliding blocks (32) matched with the sliding grooves (37), the sliding blocks (32) can slide in the sliding grooves (37), the sliding grooves (37) are internally provided with grooves (38) and fixing blocks (39), the sliding blocks (32) are positioned in the grooves (38), the fixing blocks (39) are provided with fixing rods (40), the fixing rods (40) are connected with the fixing blocks (39) through threads, the fixing rods (40) are rotated, and the sliding blocks (32) can be fixed in the grooves (38);

the suspension device (25) comprises a wire shaft (2), a main shaft (3), a positioning shaft (4), a bearing plate (5), a wire plate (6) and a telescopic component, wherein the axes of the wire shaft (2), the main shaft (3) and the positioning shaft (4) are parallel to each other and perpendicular to the bearing plate (5) and the wire plate (6), one end of the wire shaft (2) is connected with a connecting shaft (30), the other end of the wire shaft (2) is provided with a steering component, the steering component is connected with one end of the main shaft (3), and the wire shaft (2) and the main shaft (3) can rotate independently relative to the steering component around the axes of the wire shaft and the main shaft; the other end of main shaft (3) activity runs through behind bearing plate (5) and is connected with silk board (6), the one end and the bearing plate (5) of locating shaft (4) are connected, and the other end activity of locating shaft (4) runs through behind silk board (6) and is connected with the automobile body, the flexible axis perpendicular to bearing plate (5) of flexible subassembly, and the one end and the bearing plate (5) of flexible subassembly are connected, and the other end and the silk board (6) of flexible subassembly are connected.

2. An air-railway transportation system according to claim 1, characterized in that the telescopic assembly comprises a sleeve (7), a connecting rod (8) and a spring (9) which are connected in sequence and coaxial, one end of the sleeve (7) is connected with one end of the bearing plate (5) far away from the hub (1), one end of the connecting rod (8) is inserted into a central hole (15) of the sleeve (7), the other end of the connecting rod (8) is connected with one end of the wire plate (6) close to the hub (1), the spring (9) is sleeved on the connecting rod (8), and one end of the spring (9) close to the sleeve (7) is in contact with the end face of the sleeve (7).

3. An air-railway transportation system according to claim 2, characterized in that one end of the central hole of the sleeve (7) far away from the bearing plate (5) is provided with a matching hole with a smaller hole diameter than the hole diameter of the central hole (15), one end of the connecting rod (8) far away from the silk plate (6) is provided with a limiting block (10) with a larger diameter than the connecting rod (8), the limiting block (10) is matched with the central hole (15), the connecting rod (8) is matched with the matching hole, the sleeve (7) is connected with the bearing plate (5) through a bolt, and the connecting rod (8) is connected with the silk plate (6) through a bolt.

4. An air-railway transportation system according to claim 1, characterized in that the steering assembly comprises an upper steering table (11) and a lower steering table (12) which are sequentially connected, the upper steering table (11) is connected with the lower steering table (12) through bolts, an upper hole I (16) and an upper hole II (17) which are sequentially communicated and coaxial are arranged on the upper steering table (11), the aperture of the upper hole II (17) is larger than that of the upper hole I (16), an upper connecting table (13) with the diameter larger than that of the wire shaft (2) is arranged at one end, far away from the hub (1), of the wire shaft (2), the upper connecting table (13) is matched with the upper hole II (17), and the wire shaft (2) is matched with the upper hole I (16);

be provided with down hole I (18) and lower hole II (19) of intercommunication and coaxial line in proper order on turning to platform (12), the aperture of lower hole I (18) is greater than the aperture of lower hole II (19), is provided with the lower connection platform (14) that the diameter is greater than the diameter of main shaft (3) on the one end that is close to wheel hub (1) on main shaft (3), lower connection platform (14) and lower hole I (18) cooperation, main shaft (3) and lower hole II (19) cooperation.

5. An air-to-iron transportation system as claimed in claim 4, wherein first bearings (20) are provided between the screw shaft (2) and the upper bore i (16) and between the main shaft (3) and the lower bore ii (19).

6. An air-to-iron transportation system as set forth in claim 1 wherein: the main shaft (3) is further provided with a lower positioning ring (21) and an upper positioning ring (22), the lower positioning ring (21) and the upper positioning ring (22) are sleeved on the main shaft (3) through threads, the upper positioning ring (22) is located above the connecting shaft (30), and the lower positioning ring (21) is located below the silk board (6).

7. An air-railway transportation system according to claim 1, characterized in that the bearing plate (5) and the wire plate (6) are circular, and the axes of the bearing plate and the wire plate are coincident with the axis of the main shaft (3).

8. An air-railway transportation system according to claim 1, characterized in that the positioning shaft (4) and the telescopic assembly are three, respectively, and are centrally symmetrical along the axis of the main shaft (3).