CN218777420U

CN218777420U - Suspension type high-temperature superconducting magnetic suspension air rail train

Info

Publication number: CN218777420U
Application number: CN202320330354.7U
Authority: CN
Inventors: 吴自立; 张波; 唐小宝
Original assignee: Chengdu Huaci Technology Co ltd; Chengdu Xijiao Huachuang Technology Co ltd
Current assignee: Chengdu Huaci Technology Co ltd; Chengdu Xijiao Huachuang Technology Co ltd
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-03-31
Anticipated expiration: 2033-02-28

Abstract

The utility model provides a suspension type high temperature superconducting magnetic suspension air rail train relates to magnetic suspension technical field, including suspension type pier stud, walking line portion, high temperature superconducting suspension system and traction brake system. The suspension type pier stud upper end is connected with the track beam, the walking portion is arranged in the track beam inner cavity, the center of the bottom of the walking portion is connected with the flat hinge component, the flat hinge component is hinged to the top of the suspension arm, and the bottom of the suspension arm is connected with the vehicle body. The high-temperature superconducting suspension system comprises a low constant temperature container and a permanent magnet track, wherein the permanent magnet track is positioned right below the low constant temperature container. The traction braking system is connected to the upper surface of the top plate. The utility model realizes the suspension and guidance of the train by adopting the high-temperature superconducting magnetic suspension technology, and removes the friction between the wheels and the track; meanwhile, the high-temperature superconducting magnetic suspension technology does not need the unique physical characteristics of electrification, self-suspension, self-stabilization and self-guidance, so that the whole system has a simple structure and is safe and reliable to operate.

Description

Suspension type high-temperature superconducting magnetic suspension air rail train

Technical Field

The utility model relates to a magnetic suspension technical field particularly, relates to a suspension type high temperature superconducting magnetism suspension air rail train.

Background

An aerial rail train (short for empty rail) is a suspension type monorail traffic system. The rail is arranged above the train and supported in the air by steel or cement columns, and is suitable for medium and small city traffic tools. Because the air rail moves the ground traffic to the air, the urban traffic problem can be relieved on the basis of not expanding the existing urban road facilities, and the urban traffic system has the advantages of low construction cost, strong terrain adaptability, quick engineering construction, small occupied area, detachability, movability and the like.

The prior air rail technology adopts the traditional wheel type or magnetic suspension. The rolling friction between wheels and a track and the friction between bearings in the traditional wheel-type running mode, and dust and noise generated by friction cannot be avoided; the train operation power consumption is big, and the equipment maintenance expense is high. The existing magnetic suspension air rail research mostly adopts an electromagnetic suspension or permanent magnet electric suspension technology; the electromagnetic suspension technology needs active control on suspension, guidance and driving, and has the disadvantages of complex control system, more equipment, small air gap between structures, poor curve passing capability, high power consumption in operation and high operation cost; the permanent magnet electric suspension technology utilizes a motor to drive a permanent magnet to rotate and generate repulsion force under the action of an induction plate, the repulsion force is decomposed by obliquely arranging the permanent magnet and the induction plate to provide suspension force and guiding force for a train, the stability of the guiding force is poor when a curve is bent, the engineering application difficulty is high, a long stator linear motor is adopted to provide driving force, and the investment cost of the motor is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a suspension type high temperature superconductor magnetic suspension air rail train to solve above-mentioned problem. In order to realize the purpose, the utility model discloses the technical scheme who takes as follows:

the application provides a suspension type high temperature superconductor magnetic suspension air rail train, includes: the device comprises a suspension type pier stud, a walking part, a high-temperature superconducting suspension system and a traction braking system. The upper end of the suspension type pier stud is connected with a track beam, the cross section of the track beam is in a shape of Jiong, and two sides of the bottom of the track beam are provided with a cantilever in the middle. The track beam is characterized in that the walking part is arranged in an inner cavity of the track beam, the cross section of the walking part is in an inverted 'soil' shape, the top of the walking part is a rectangular top plate, the middle side of the walking part is an inverted trapezoidal vertical plate, cantilever wing plates are symmetrically arranged on two sides of the vertical plate close to the lower side of the vertical plate, the center of the bottom of the walking part is connected with a flat hinge component, the flat hinge component is located between two cantilevers of the track beam, the flat hinge component is hinged to the top of the suspension arm, and the bottom of the suspension arm is connected with the vehicle body. The high-temperature superconducting suspension system comprises a low constant temperature container and a permanent magnet track, wherein the low constant temperature container is connected with the traveling part, the permanent magnet track is arranged on the upper surface of a track beam cantilever, the permanent magnet track is positioned under the low constant temperature container, the high-temperature superconductor is arranged in the low constant temperature container and is cooled by injecting liquid nitrogen, the high-temperature superconductor has good superconducting performance in a liquid nitrogen temperature zone, an external magnetic field generated by the permanent magnet track is utilized to match with the unique strong magnetic flux pinning capacity of the high-temperature superconductor, and the high-temperature superconducting suspension system enables a vehicle body to realize self-suspension and guiding. The traction braking system is arranged between the top plate and the track beam and connected to the upper surface of the top plate.

Furthermore, be equipped with damping device between low constant temperature vessel and the walking portion, damping device includes tensile spring damper and fills up the roof beam, tensile spring damper is cylindrical structure, and upper and lower both ends imbed respectively the roof beam fills up the hole inslot with the below, fill up the roof beam below and connect low constant temperature vessel.

Furthermore, the tensile spring shock absorber comprises a bottom cushion block, a top cushion block, a pull rod and a spring, wherein the bottom cushion block is fixedly connected with the pad beam, the lower end of the pull rod is fixedly connected with the bottom cushion block, and the upper end of the top cushion block is fixedly connected with the top plate; the top end of the top cushion block is provided with a cavity, and a hole is reserved in the middle of the bottom surface; the pull rod is of a T-shaped structure and comprises a cross rod on the upper side and a vertical rod connected with the middle part of the cross rod, the vertical rod penetrates through holes in the middle of the spring and in the middle of the bottom surface of the top cushion block, the top end of the pull rod is located in a cavity at the top end of the top cushion block, and a cushion block is arranged between the top end of the pull rod and the top cushion block; the upper end and the lower end of the spring are fixedly connected with the top cushion block and the bottom cushion block respectively. And a certain gap is formed between the top plate and the cushion beam, and the gap is larger than the compression deformation of the tensile spring shock absorber. A certain gap is formed between the pull rod and the top plate, and the gap is larger than the compression deformation of the tensile spring shock absorber.

Furthermore, the flat hinge component comprises a flat hinge capable of rotating in a plane and spring pull rods positioned on two sides of the lower end of the walking part, and the spring pull rods are connected with the upper surface of the flat hinge and the lower end of the walking part.

Furthermore, an emergency running device is arranged between the bottom of the running part and the track beam and comprises a fixed plate and running wheels, the fixed plate is connected with the lower portion of the damping device and connected with the running wheels through bearings, and the distance between the running wheels and a cantilever of the track beam is smaller than that between the low constant temperature container and the permanent magnet track.

Further, the utility model discloses be equipped with the braking system that pulls of two kinds of differences, a braking system that pulls adopts short stator linear electric motor drive, including linear electric motor stator and linear electric motor active cell, the linear electric motor stator sets up at the roof upper surface, linear electric motor active cell way along the line is laid at track roof beam inner chamber top, linear electric motor stator and linear electric motor active cell vertical position correspond.

Further, based on the first traction braking system, auxiliary guide limiting devices are arranged on two sides of the top plate and comprise permanent magnets and physical limiting wheels, the permanent magnets are arranged at two ends of a cantilever wing plate, and the permanent magnets correspond to the horizontal positions of the side faces of the permanent magnet tracks and are provided with working gaps; the physical limiting wheels are arranged on two sides of the upper surface of the top plate, and the distance between the physical limiting wheels and the inner wall of the track beam is smaller than the distance between the permanent magnet and the permanent magnet track.

Furthermore, a second traction braking system is driven by magnetic wheels and comprises magnetic wheels and conductor plates, wherein the magnetic wheels are arranged on two sides above the walking part, the conductor plates are laid on the side surface of the inner cavity of the track beam along the whole line of the line extending direction, and the conductor plates correspond to the magnetic wheels in the horizontal position and are provided with working gaps.

Further, based on the second kind pulls braking system, the riser both sides are equipped with supplementary direction stop device, supplementary direction stop device includes the permanent magnet, the permanent magnet sets up at cantilever pterygoid lamina both ends, the permanent magnet with the horizontal position of permanent magnet track side corresponds and is equipped with the working gap.

Further, the magnetic wheel comprises a hub and a permanent magnetic wheel, the permanent magnetic wheel is arranged into an annular structure according to a Halbach periodic array by a plurality of permanent magnets according to the magnetization direction, and the permanent magnetic wheel is fixed through the hub.

The beneficial effects of the utility model are that:

the utility model realizes the suspension and guidance of the train by adopting the high-temperature superconducting magnetic suspension technology, and removes the friction between the wheels and the track; meanwhile, the high-temperature superconducting magnetic suspension technology does not need the unique physical characteristics of electrification, self-suspension, self-stabilization and self-guidance, so that the whole system has a simple structure and is safe and reliable to operate.

The utility model provides a traction braking system which can provide auxiliary guiding force while providing driving force by magnetic wheel driving technology, and the interaction between the permanent magnet and the side surface of the magnetic suspension magnetic track can also provide auxiliary guiding force; the auxiliary guide device is arranged under the condition of low cost, improves the stability of the running of the vehicle, also provides multiple safety redundancy consideration, and the running part and the track beam are completely contactless, so that the running noise of the vehicle can be reduced to the minimum, and the comfort level of the vehicle can be increased.

The utility model discloses the demand that suspension, direction, traction brake, the emergent line of walking, the safety and comfort of hanging the air rail train have been considered comprehensively combines superconductive magnetic suspension and suspension type air rail traffic characteristics, has optimized the structural arrangement form.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the embodiments of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a perspective view of an embodiment of the present invention;

fig. 2 is a front view of the structure of the embodiment of the present invention;

FIG. 3 is a front view of the running gear of the present invention;

FIG. 4 is a side view of the running part of the present invention;

fig. 5 is a schematic view of a top plate connection according to an embodiment of the present invention;

fig. 6 is a front view of an internal structure of a track beam according to an embodiment of the present invention;

fig. 7 is a side view of the internal structure of a track beam according to an embodiment of the present invention;

fig. 8 is a side view of a track beam with the high temperature superconducting levitation system removed from its internal structure according to an embodiment of the present invention;

FIG. 9 is a schematic view of the connection of the shock absorbing device of the present invention;

FIG. 10 is a schematic view of the shock absorber of the present invention;

FIG. 11 is a schematic structural view of the emergency running gear of the present invention;

FIG. 12 is a front view of a second structure of the embodiment of the present invention;

fig. 13 is a schematic view of the connection between the second top plate and the second top plate according to the embodiment of the present invention;

fig. 14 is a front view of an internal structure of a second track beam according to an embodiment of the present invention;

FIG. 15 is a side view of the internal structure of a second track beam according to an embodiment of the present invention;

fig. 16 is a side view of a second track beam according to an embodiment of the present invention with the internal structure of the high temperature superconducting levitation system removed;

fig. 17 is a schematic view of the position relationship of the permanent magnet according to the present invention.

The labels in the figure are: 1. a suspended pier stud; 2. a vehicle body; 3. a running part; 4. a track beam; 5. a suspension arm; 6. a flat hinge member; 7. a high temperature superconducting levitation system; 8. a traction braking system; 9. an auxiliary guide limiting device; 10. an emergency running gear; 11. a damping device; 31. a top plate; 32. a vertical plate; 33. a cantilever wing plate; 61. flat reaming; 62. a spring pull rod; 71. a low constant temperature vessel; 72. a permanent magnet track; 81. a linear motor stator; 82. a linear motor mover; 83. a magnetic wheel; 84. a conductor plate; 91. a permanent magnet; 92. a physical limiting wheel; 101. fixing a plate; 102. a running wheel; 111. a tension spring damper; 112. a bolster; 113. a bottom cushion block; 114. a top cushion block; 115. a pull rod; 116. a spring; 117. and a cushion block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only for distinguishing the description, and are not construed as indicating or implying relative importance.

Example 1:

as shown in fig. 1 and 2, the present embodiment provides a suspended high-temperature superconducting maglev air rail train, comprising: the device comprises a suspension type pier stud 1, a walking part 3, a high-temperature superconducting suspension system 7 and a traction braking system 8. The upper end of the suspension type pier stud 1 is connected with a track beam 4, the cross section of the track beam 4 is in a shape of Jiong, and a cantilever is arranged in the middle of two sides of the bottom of the track beam.

As shown in fig. 3 and 4, the walking part 3 is arranged in the inner cavity of the track beam 4, the cross section of the walking part 3 is in an inverted 'soil' shape, the top of the walking part 3 is a rectangular top plate 31, the middle side surface of the walking part is an inverted trapezoidal vertical plate 32, cantilever wing plates 33 are symmetrically arranged on two sides of the vertical plate close to the lower side, and the center of the bottom of the walking part 3 is connected with a flat hinge component 6. The flat hinge component 6 comprises a flat hinge 61 capable of rotating in a plane and spring pull rods 62 positioned on two sides of the lower end of the walking part 3, and the spring pull rods 62 are connected with the upper surface of the flat hinge 61 and the lower end of the walking part 3. The flat hinge component 6 is positioned between the two cantilevers of the track beam 4, the flat hinge component 6 is hinged to the top of the suspension arm 5, and the bottom of the suspension arm 5 is connected with the vehicle body 2.

As shown in fig. 5, 6, 7, and 8, the high temperature superconducting levitation system 7 includes a cryostat 71 and a permanent magnet track 72, the cryostat 71 is connected to the running part 3, the permanent magnet track 72 is disposed on the upper surface of the cantilever of the track beam 4, the permanent magnet track 72 is located under the cryostat 71, a high temperature superconductor is disposed inside the cryostat 71 and is cooled by injecting liquid nitrogen, the high temperature superconductor has good superconducting performance in a liquid nitrogen temperature region (77K), and the high temperature superconducting levitation system 7 realizes self-levitation and guidance of the vehicle body 2 by using an external magnetic field generated by the permanent magnet track 72 and by matching with a unique strong flux pinning capability of the high temperature superconductor. The traction braking system 8 is arranged between the top plate 31 and the track beam 4, and the traction braking system 8 is connected with the upper surface of the top plate 31.

The traction braking system 8 of the embodiment is driven by a short stator linear motor and comprises a linear motor stator 81 and a linear motor rotor 82, wherein the linear motor stator 81 is arranged on the upper surface of the top plate 31, the linear motor rotor 82 is laid at the top of the inner cavity of the track beam 4 along a line, and the linear motor stator 81 corresponds to the linear motor rotor 82 in the vertical position. Compared with a long stator linear motor, the driving force is provided, and the construction cost and the operation cost are reduced.

As shown in fig. 6, 8 and 17, auxiliary guiding and limiting devices 9 are arranged on two sides of the top plate 31, the auxiliary guiding and limiting devices 9 include permanent magnets 91 and physical limiting wheels 92, the permanent magnets 91 are arranged at two ends of the cantilever wing plate 33, and the permanent magnets 91 correspond to the horizontal positions of the side surfaces of the permanent magnet tracks 72 and are provided with working gaps; the physical limiting wheels 92 are arranged on two sides of the upper surface of the top plate 31, and the distance between the physical limiting wheels 92 and the inner wall of the track beam 4 is smaller than the distance between the permanent magnet 91 and the permanent magnet track 72.

As shown in fig. 9 and 10, a damping device 11 is disposed between the low constant temperature container 71 and the running part 3, the damping device 11 includes a tensile spring damper 111 and a pad beam 112, the tensile spring damper 111 is a cylindrical structure, the upper and lower ends of the tensile spring damper are respectively embedded into the hole slots of the top plate 31 and the pad beam 112 below, and the low constant temperature container 71 is connected below the pad beam 112. The tensile spring shock absorber 111 comprises a bottom cushion block 113, a top cushion block 114, a pull rod 115 and a spring 116, wherein the bottom cushion block 113 is fixedly connected with a cushion beam 112, the lower end of the pull rod 115 is fixedly connected with the bottom cushion block 113, and the upper end of the top cushion block 114 is fixedly connected with the top plate 31; the top end of the top cushion block 114 is provided with a cavity, and a hole is reserved in the middle of the bottom surface; the pull rod 115 is of a T-shaped structure and comprises a cross rod on the upper side and a vertical rod connected with the middle of the cross rod, the vertical rod penetrates through holes in the middle of the spring 116 and the middle of the bottom surface of the top cushion block 114, the top end of the pull rod 115 is positioned in a cavity at the top end of the top cushion block 114, and a cushion block 117 is arranged between the top end of the pull rod 115 and the top cushion block 114; the upper end and the lower end of the spring 116 are fixedly connected with the top cushion block 114 and the bottom cushion block 113 respectively. A gap is provided between the top plate 31 and the pad beam 112, and the gap is greater than the compression deformation amount of the tension spring damper 111. A gap is formed between the tension rod 115 and the top plate 31, and the gap is greater than the compression deformation amount of the tension spring damper 111.

As shown in fig. 8 and 11, an emergency running gear 10 is arranged between the bottom of the running gear 3 and the track beam 4, the emergency running gear 10 includes a fixed plate 101 and running wheels 102, the fixed plate 101 is connected with the lower part of the damping device 11, the fixed plate 101 is connected with the running wheels 102 by bearings, and the distance between the running wheels 102 and the cantilever of the track beam 4 is smaller than the distance between the low constant temperature container 71 and the permanent magnet track 72.

Example 2:

as shown in fig. 12, the present embodiment includes a suspension pier 1, a vehicle body 2, a running part 3, a track beam 4, a boom 5, a flat hinged member 6, a high temperature superconducting suspension system 7, an emergency running gear 10, and a shock absorbing device 11, which have the same structure and connection manner as those of the embodiment.

As shown in fig. 13, 14, 15 and 16, the traction brake system 8 of the present embodiment is driven by magnetic wheels, and includes magnetic wheels 83 and conductor plates 84, the magnetic wheels 83 are disposed on both sides above the running part 3, the conductor plates 84 are laid on the inner cavity side of the track beam 4 along the whole line, and the conductor plates 84 correspond to the magnetic wheels 83 in the horizontal position and have a working gap. The magnetic wheel 83 includes a hub and a permanent magnet wheel, which is arranged in an annular structure by a plurality of permanent magnets according to a magnetization direction in a Halbach periodic array, and is fixed by the hub. The permanent magnet wheel of the magnetic wheel 83 rotates around the hub under the driving of the hub motor, the permanent magnet of the permanent magnet wheel enables the conductor plate 84 to generate an induced eddy current to form a mirror image magnetic field with the direction opposite to the direction of the rotating magnetic field of the permanent magnet wheel, and the mirror image magnetic field and the rotating magnetic field of the permanent magnet wheel interact to generate a driving force for driving the walking part to drive the vehicle body to move. When the equivalent linear velocity formed by the rotation of the magnetic wheel 83 is greater than the horizontal movement velocity of the vehicle body, the conductor plate 84 generates a rotating magnetic field formed by the induced eddy current to generate a driving force, so that the accelerated running of the vehicle body is realized; when the equivalent linear velocity formed by the rotation of the magnetic wheel 83 is equal to the horizontal movement velocity of the vehicle body, the driving force generated by the rotating magnetic field formed by the induced eddy current generated by the conductor plate 84 is zero, so that the uniform speed operation of the vehicle body is realized; when the equivalent linear velocity formed by the rotation of the magnetic wheel 83 is smaller than the horizontal movement velocity of the train body, the conductor plate 84 generates a rotating magnetic field formed by the induced eddy current to generate a driving force which is changed into a braking force, and the deceleration operation of the train body 2 is realized until the train stops.

As shown in fig. 16 and 17, auxiliary guiding and limiting devices 9 are disposed on two sides of the top plate 31, the auxiliary guiding and limiting devices 9 include permanent magnets 91, the permanent magnets 91 are disposed on two ends of the cantilever wing plate 33, and the permanent magnets 91 correspond to horizontal positions of the side surfaces of the permanent magnet rails 72 and are provided with working gaps. In the embodiment, the auxiliary guide limiting device 9 retains a permanent magnet 91 in the embodiment, and a physical limiting wheel 92 is omitted. Since the repulsion is formed between the mirror magnetic field generated by the interaction between the magnetic wheel 83 and the conductor plate 84 and the rotating magnetic field of the permanent magnet wheel in the traction braking system 8 adopted in this embodiment, the repulsion can play a role in limiting, and the physical limiting wheel 92 is not needed.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A suspension type high-temperature superconducting magnetic suspension air rail train is characterized by comprising:

the suspension type pier column (1), the upper end of the suspension type pier column (1) is connected with a track beam (4), the cross section of the track beam (4) is in a shape of Jiong, and cantilevers are arranged in the middle of two sides of the bottom of the track beam;

the cross section of the walking part (3) is in an inverted 'soil' shape, the top of the walking part is a rectangular top plate (31), the middle side face of the walking part is an inverted trapezoidal vertical plate (32), the center of the bottom of the walking part (3) is connected with a flat hinge component (6), the flat hinge component (6) is positioned between two cantilevers of the track beam (4), the flat hinge component (6) is hinged to the top of the suspension arm (5), and the bottom of the suspension arm (5) is connected with a vehicle body (2);

the high-temperature superconducting suspension system (7) comprises a low constant temperature container (71) and a permanent magnet track (72), the low constant temperature container (71) is connected with the walking part (3), the permanent magnet track (72) is arranged on the upper surface of a cantilever of the track beam (4), and the permanent magnet track (72) is positioned under the low constant temperature container (71);

the traction braking system (8) is arranged between the top plate (31) and the track beam (4), and the traction braking system (8) is connected to the upper surface of the top plate (31).

2. The suspended high-temperature superconducting magnetic levitation air rail train as claimed in claim 1, wherein: low constant temperature container (71) and walk and be equipped with damping device (11) between portion (3), damping device (11) are including tensile spring shock absorber (111) and pad roof beam (112), tensile spring shock absorber (111) are cylindrical structure, and upper and lower both ends are embedded into respectively in the hole groove of roof (31) and below pad roof beam (112), low constant temperature container (71) is connected to pad roof beam (112) below.

3. The suspended high-temperature superconducting magnetic levitation air rail train according to claim 2, wherein: the tensile spring shock absorber (111) comprises a bottom cushion block (113), a top cushion block (114), a pull rod (115) and a spring (116), wherein the bottom cushion block (113) is fixedly connected with a cushion beam (112), the lower end of the pull rod (115) is fixedly connected with the bottom cushion block (113), and the upper end of the top cushion block (114) is fixedly connected with the top plate (31); a cavity is arranged at the top end of the top cushion block (114), and a hole is reserved in the middle of the bottom surface; the pull rod (115) is of a T-shaped structure and comprises a cross rod on the upper portion and a vertical rod connected with the middle portion of the cross rod, the vertical rod penetrates through holes in the middle of the spring (116) and the middle of the bottom surface of the top cushion block (114), the top end of the pull rod (115) is located in a cavity in the top end of the top cushion block (114), and a cushion block (117) is arranged between the top end of the pull rod (115) and the top cushion block (114); the upper end and the lower end of the spring (116) are respectively fixedly connected with the top cushion block (114) and the bottom cushion block (113).

4. The suspended high-temperature superconducting magnetic levitation air rail train as claimed in claim 1, wherein: traction brake system (8) adopts short stator linear electric motor, including linear electric motor stator (81) and linear electric motor active cell (82), linear electric motor stator (81) set up at roof (31) upper surface, linear electric motor active cell (82) are laid at track roof beam (4) inner chamber top along the way, linear electric motor stator (81) and linear electric motor active cell (82) vertical position correspond.

5. The suspended high-temperature superconducting magnetic levitation air rail train as claimed in claim 4, wherein: auxiliary guide limiting devices (9) are arranged on two sides of the walking part (3), each auxiliary guide limiting device (9) comprises a permanent magnet (91) and a physical limiting wheel (92), cantilever wing plates (33) are symmetrically arranged on two sides of the vertical plate (32) close to the lower side, the permanent magnets (91) are arranged at two ends of each cantilever wing plate (33), and the permanent magnets (91) correspond to the horizontal positions of the side surfaces of the permanent magnet tracks (72) and are provided with working gaps; the physical limiting wheels (92) are arranged on two sides of the upper surface of the top plate (31), and the distance between the physical limiting wheels (92) and the inner wall of the track beam (4) is smaller than the distance between the permanent magnet (91) and the permanent magnet track (72).

6. The suspended high-temperature superconducting magnetic levitation air rail train as claimed in claim 1, wherein: the traction braking system (8) comprises magnetic wheels (83) and conductor plates (84), the magnetic wheels (83) are arranged on two sides above the walking part (3), the conductor plates (84) are arranged on the side surfaces of the inner cavity of the track beam (4) along the whole line extending direction of the line, and the conductor plates (84) correspond to the magnetic wheels (83) in the horizontal position and are provided with working gaps.

7. The suspended high-temperature superconducting magnetic levitation air rail train as claimed in claim 6, wherein: roof (31) both sides are equipped with supplementary direction stop device (9), supplementary direction stop device (9) include permanent magnet (91), riser (32) both sides are established in permanent magnet (91), permanent magnet (91) with the horizontal position of permanent magnet track (72) side corresponds and is equipped with the working gap.

8. The suspended high-temperature superconducting magnetic levitation air rail train as claimed in claim 6, wherein: the magnetic wheel (83) comprises a hub and a permanent magnetic wheel, wherein the permanent magnetic wheel is of an annular structure formed by a plurality of permanent magnets according to a Halbach periodic array in the magnetization direction and is fixed through the hub.

9. The suspended high-temperature superconducting magnetic levitation air rail train as claimed in claim 1, wherein: the flat hinge component (6) comprises a flat hinge (61) capable of rotating in a plane and spring pull rods (62) positioned on two sides of the lower end of the walking part (3), and the spring pull rods (62) are connected with the upper surface of the flat hinge (61) and the lower end of the walking part (3).

10. A suspended high temperature superconducting magnetic levitation air rail train as claimed in claim 1, wherein: walk to be equipped with emergent running gear (10) between portion (3) bottom and track roof beam (4), emergent running gear (10) are including fixed plate (101), walk road wheel (102), fixed plate (101) are connected with damping device (11) below, fixed plate (101) and walk road wheel (102) and adopt the bearing to be connected, walk road wheel (102) with the distance of the cantilever of track roof beam (4) is less than low constant temperature container (71) with the distance of permanent magnetism track (72).