CN111762206A - Superconductive magnetic suspension built-in suspension type air rail traffic system - Google Patents
Superconductive magnetic suspension built-in suspension type air rail traffic system Download PDFInfo
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- CN111762206A CN111762206A CN202010672481.6A CN202010672481A CN111762206A CN 111762206 A CN111762206 A CN 111762206A CN 202010672481 A CN202010672481 A CN 202010672481A CN 111762206 A CN111762206 A CN 111762206A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B3/00—Elevated railway systems with suspended vehicles
- B61B3/02—Elevated railway systems with suspended vehicles with self-propelled vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L13/00—Electric propulsion for monorail vehicles, suspension vehicles or rack railways; Magnetic suspension or levitation for vehicles
- B60L13/10—Combination of electric propulsion and magnetic suspension or levitation
Abstract
The invention discloses a superconducting magnetic suspension built-in suspension type air rail traffic system, which comprises a line steel structure, an in-beam facility, a suspension frame and a vehicle system, wherein: the line steel structure comprises a box-shaped beam, an upright post with a Y-shaped or T-shaped section and the like; the equipment in the box comprises a linear motor, a permanent magnet track, a power supply cable and a vehicle control device; the suspension frame comprises a motor secondary device, a superconducting suspension device, a framework, a shock absorber, a suspension beam, an antenna box and the like; the vehicle comprises a vehicle body, a vehicle roof, a vehicle workshop connector, an escape device and the like. The air rail system adopts an advanced superconducting magnetic levitation technology, and is a brand new traffic system combining the air rail with the magnetic levitation technology; the line facilities and the suspension frames are completely arranged in the box-shaped beam of the steel structure, so that the system has good protection; the vehicle is provided with the active danger avoiding escape device, so that passengers can easily cope with sudden disasters and self-rescue, the active safety effect is realized, and the personal life safety is ensured.
Description
Technical Field
The invention discloses a superconducting magnetic suspension built-in suspension type air rail traffic system, and belongs to the field of magnetic suspension rail traffic.
Background
In recent years, urban rail transit construction heat tide is raised in various places of China, and as urban rail transit is limited by factors such as urban population quantity, government financial capacity and the like, wheel-rail suspension type air-rail transit systems with low and medium traffic volume, flexible arrangement, small engineering volume and short construction period are selected in various cities. However, the wheel-rail suspended air-rail traffic also has a plurality of disadvantages: the running gear of the wheel-rail suspension type vehicle has a complex structure, is supported and guided by wheels, runs by driving a vehicle body by a power vehicle wheel, and is mostly made of rubber, so that the friction coefficient is high, and the tire is seriously worn; the running resistance of the running gear is large, the energy consumption is high, and the heat is serious; the rubber wheel is easy to release harmful gas, generates dust, and has large noise and serious pollution; in addition, the problem of emergency escape of the suspended air rail is not effectively solved, and the further development of air rail traffic is hindered.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a superconducting magnetic suspension built-in suspension type air rail traffic system, which applies the superconducting magnetic suspension technology, completely embeds the line accessory facilities and the suspension frame in the box-shaped beam of the line steel structure, optimizes the safety system of the vehicle, can comprehensively upgrade the technical level of the suspension type air rail compared with the existing wheel rail air rail traffic and magnetic suspension rail traffic, and solves the problem of the hindered development of the air rail traffic.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a built-in suspension type air rail traffic system of superconductive magnetism floats, includes circuit steel construction, incasement facility, suspension frame system and vehicle system, wherein:
the circuit steel structure comprises an upright post and two sets of box beams arranged on two sides of the upper part of the upright post, wherein a motor hanging seat is arranged at the top end inside each box beam, and track supports are arranged on two sides of the bottom of each box beam;
the equipment in the box comprises a linear motor, a vehicle control device, a power supply cable and a permanent magnet track; the linear motor is mounted below the motor hanging seat in a suspension mode and is continuously laid along a line in the box-shaped beam; the vehicle control device and the power supply cable are respectively arranged on two sides of the inner side wall of the box beam and are continuously laid along a line; the permanent magnet track is arranged on the track support and is continuously laid along a double track of a line;
the suspension frame system comprises a driving device, a superconducting magnetic suspension device, an antenna box, a framework, a cross beam, a suspension beam and a longitudinal beam; the driving device is positioned at the top of the suspension frame; the antenna box is positioned on one side of the suspension frame and is consistent with the vehicle control device in height in the vertical direction; the superconducting magnetic suspension device is arranged at the bottom of the cross beam and suspended above the permanent magnet track; the framework is pinned with two sets of cross beams; the suspension beam is connected with the cross beam and the longitudinal beam; the longitudinal beam is positioned at the bottom of the suspension frame;
the vehicle system comprises a vehicle body, a vehicle roof connecting device, a vehicle end connector, a vehicle door and an air cushion slide; the roof connecting device is connected with the longitudinal beam; the train end connectors are used for connecting the trains and marshalling the trains; the air cushion slide is mounted adjacent to the vehicle door.
Compared with the prior art, the invention has the following positive effects:
the invention firstly applies the superconducting magnetic levitation technology to the field of suspension type air-rail traffic and innovatively solves the fundamental technical problem of wheel-rail air-rail traffic.
The air rail system disclosed by the invention is a novel rail transit system for carrying passengers or goods, the vehicles adopt advanced superconducting magnetic levitation devices, the levitation frame and the vehicles are in no contact with lines and auxiliary facilities thereof, have no friction and no abrasion, and always keep 10-30 mm of clearance operation, the system has small wind resistance, no noise, no radiation and no emission, and the air rail system is used as an innovative traffic tool with scientific and technological sense and conforms to the concept of modern traffic.
Simultaneously, each facility equipment of circuit is whole to be placed in the box girder of steel construction in, helps protecting motor, magnetic track, suspension along the line, and the system operation stability of high protectiveness is excellent, takes comfortablely, and the safety guarantee nature is good.
The invention is used as a transportation tool with medium transportation capacity, is suitable for the model selection of rail transit in medium and small cities, and can also be used as the supplement of subways in large cities to connect densely populated living areas, commercial and residential areas and the like; the vehicle can be used as a main traffic mode for commuting, traveling and going out, and can also be used for relieving road traffic jam, on-time delivery and barrier-free life traffic.
Compared with an elevated railway, the invention occupies smaller space, does not influence the sight, can effectively utilize a central isolation zone or a green zone of a road, and is suitable for a block section with high building density; the characteristics of the invention of convenience and flexibility are fully exerted, and the system can also be built in mountainous areas or scenic areas with fluctuant terrain and curved roads. The superconducting magnetic suspension built-in suspension type air rail traffic system is used as a leading idea of combining magnetic suspension with air rails, is simple in design, green, environment-friendly, economical, applicable, safe and reliable, enriches the diversity of air rail forms, and increases the track traffic form sequence.
The superconducting magnetic suspension built-in suspension type air rail traffic system and the active safety type vehicle provided by the invention overcome the defect that passengers cannot be quickly transferred to the ground when the conventional air rail type traffic encounters a dangerous or emergency situation, and the arranged active escape device can enable the passengers to complete active rescue of 'active danger avoidance', so that the life and property safety of the passengers is protected to the greatest extent.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is an isometric view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a left side view of fig. 2.
Fig. 4 is a schematic structural view of the line steel structure of the present invention.
FIG. 5 is a front view of the suspension of the present invention.
Fig. 6 is a left side view of fig. 5.
Fig. 7 is a top view of fig. 5.
FIG. 8 is a front view of the vehicle system.
Fig. 9 is a left side view of fig. 8.
Fig. 10 is a schematic view of the active safety type vehicle longitudinal escape device in a working state.
Fig. 11 is a schematic view of the working state of the active safety type lateral escape device for vehicles.
Detailed Description
The superconducting magnetic suspension built-in suspension type air rail traffic system mainly comprises a line steel structure 1, an in-box facility 2, a suspension frame system 3, a vehicle system 4 and the like, as shown in figures 1, 2 and 3.
The line steel structure 1 is a main structure of the line, and comprises an upright post 1.1, a box-shaped beam 1.2, a motor hanging seat 1.3, a track support 1.4 and the like. The system is laid by all lines in an overhead way, the line steel structure 1 is of a 'single-column double-beam' structure, the stand columns 1.1 are single stand columns, the cross sections of the stand columns are Y-shaped or T-shaped, and the floor area of the bottom of each stand column is not more than 1m2The occupied area is small; the upper part of the upright post 1.1 is of a double-cantilever structure, so that the suspension space is large, and the suspension is economical and efficient; two sets of box beams 1.2 are respectively hung on two sides of the upper part of the upright post 1.1, are provided with downward openings and are symmetrical left and right, and are arranged evenly; the box-type beam 1.2 is internally provided with a motor hanging seat 1.3 and a track support 1.4, the motor hanging seat 1.3 is arranged at the top end inside the box-type beam 1.2, and the track support 1.4 is arranged at two sides of the bottom of the box-type beam 1.2 so as to facilitate the installation and connection of the facility 2 in the box, as shown in fig. 3 and 4.
The in-box facility 2 comprises a linear motor 2.1, a vehicle control device 2.2, a power supply cable 2.3, a permanent magnet track 2.4 and the like. The linear motor 2.1 is responsible for traction and braking of a vehicle system 4, and the linear motor 2.1 is installed below a motor hanging seat 1.3 of a line steel structure 1 in a suspension mode and continuously laid along a line in a box-shaped beam 1.2. The vehicle control device 2.2 controls the starting, acceleration, operation and stopping of the vehicle system 4. The vehicle control device 2.2 is embedded in the side wall inside the box beam 1.2 of the line steel structure 1 and is continuously laid along the line; the power supply cable 2.3 is continuously arranged along the side wall inside the box-shaped beam 1.2 to provide electric energy for the linear motor 2.1. The vehicle control device 2.2 and the power supply cable 2.3 are respectively arranged on two sides of the inner side wall of the box-shaped beam 1.2 and work in cooperation with the linear motor 2.1. The permanent magnet track 2.4 is used for generating a magnetic field for suspending the superconducting magnetic suspension device 3.2, and the permanent magnet track 2.4 is arranged on a track support 1.4 inside the box-shaped beam 1.2 and is continuously paved inside the line steel structure 1 along a line double-track type, as shown in fig. 3. The double-track permanent magnet track is 2.4, and the transverse center distance (track gauge) of the magnetic track can be designed to be 400-1200 mm according to requirements. The upper surface of each side permanent magnet track can generate 1.3-1.5T magnetic induction intensity. Each vehicle can be provided with 24-64 sets of superconducting magnetic suspension devices according to the requirement.
The suspension system 3 mainly comprises a driving device 3.1, a superconducting magnetic suspension device 3.2, an antenna box 3.3, a framework 3.4, a cross beam 3.5, a suspension beam 3.6, a vibration damping device 3.7, a longitudinal beam 3.8 and the like, and all the components are connected and matched through bolts or pins, as shown in fig. 5, 6 and 7. The driving device 3.1 is positioned at the top of the suspension frame 3 and is matched with the linear motor 2.1 in the in-beam facility 2 to realize the traction and start and stop of the vehicle system 4; the antenna box 3.3 is positioned at one side of the suspension frame, is consistent with the vehicle control device 2.2 in the in-box facility 2 in height in the vertical direction, receives the instruction of the vehicle control device 2.2 and controls the operation and acceleration and deceleration of the suspension frame 3; the superconducting magnetic suspension device 3.2 is arranged at the bottom of the cross beam 3.5, can suspend and guide stably at a position 10-30 mm above the permanent magnetic track 2.4 of the in-box facility 2, and bears the suspension weight of the suspension frame 3 and the vehicle system 4; the framework 3.4 is in pin joint with two sets of cross beams 3.5, and the cross beams 3.5 can flexibly rotate on a horizontal plane relative to the framework 3.4; the suspension beam 3.6 is connected with the cross beam 3.5 and the longitudinal beam 3.8; the longitudinal beam 3.8 is positioned at the bottom of the suspension frame, the vehicle 4 and the suspension frame 3 can be connected into a whole, the vibration damper 3.7 and the suspension beam 3.6 suspend the vehicle 4 together according to a fixed proportion, the vibration of the vehicle system 4 in the operation process can be reduced, the vertical impulse of the suspension frame 3 in the operation process can be alleviated, and the stable operation of the vehicle 4 can be guaranteed. Each vehicle is fixedly provided with two sets of suspension frames 3.
The vehicle system 4 comprises a vehicle body 4.1, a vehicle roof connecting device 4.2, a vehicle end connector 4.3, a side door 4.4, an escape bottom door 4.5, an end door 4.6, an air cushion slide 4.7 and the like. The roof connecting device 4.2 is connected with the vehicle system 4 and the suspension bracket 3; the train end connectors 4.3 are used for connecting the trains and marshalling the trains; the vehicle system 4 is provided with side doors 4.4 for passengers to normally enter and exit or goods to get on and off, and each vehicle is provided with 4 sets of side doors; the vehicle system 4 of the invention is provided with escape bottom doors 4.5, and each vehicle is provided with 2 sets which are respectively arranged at two ends of the bottom of the vehicle 4; the vehicle system 4 is also provided with end doors 4.6, and each vehicle is provided with 2 sets of doors which are positioned at the front end and the rear end of the vehicle 4. The vehicle body 4.1 is responsible for carrying passengers or goods, and integrates the facilities and the equipment into a whole, as shown in fig. 8 and 9. The air cushion slide 4.7 adopts an internal hollow full-sealing structure and is made of soft rubber materials, and the air cushion slide 4.7 can be curled at the bottom of the vehicle body 4.1 in a non-working state; when the automobile is in a working state, the inside of the automobile is filled with high-pressure air and is stretched, one end of the automobile is hung at the bottom of the automobile body 4.1, and the other end of the automobile is grounded on the ground; the air-cushion slide 4.7 has a certain strength and toughness, and can simultaneously bear a weight of more than 100kg, so that passengers can escape from the vehicle 4 in an emergency or in danger, as shown in fig. 10 and 11. The air cushion slide 4.7 is arranged at the position close to each bottom door, end door and side door, and 8 sets of air cushion slides are arranged on each vehicle to be matched with each door system for use. The length of the vehicle 4 is 10-20 m, the width is 2.2-3 m, and the height is 2.2-3.8 m. The vehicles 4 can be grouped according to 2-6 sections of operation requirements, and each vehicle can take 20-180 people.
The whole line of the superconducting magnetic suspension built-in suspension type air rail traffic system adopts an overhead laying and full-closed structure, and the main structure of the line is formed by welding or assembling steel. The line steel structure adopts double-line construction, the cross section of the line steel structure presents a symbolic T-shaped or Y-shaped structure, the floor area is small, and the space utilization rate is high; the line auxiliary facilities are all distributed in the box-shaped beam of the steel structure, can prevent the influence of rain, snow, wind, sand and the like, are positioned higher than the road surface, and can avoid water logging and road icing. The outer surface of the box beam is streamline, and the appearance is smooth and elegant.
The superconducting magnetic suspension device adopted by the invention adopts a high-temperature superconducting technology, and can also select a low-temperature superconducting technology according to requirements; the superconductive magnetic levitation technology is superior to the normal magnetic levitation traffic and the wheel track type air track, can realize the self-stabilizing levitation and self-guiding functions of a levitation system, has no electromagnetic radiation, no emission, no tire friction and no noise, and is the advanced technology combination of the magnetic levitation traffic and the air track.
The linear drive device (including linear motor 2.1, drive device 3.1, etc.) of the present invention is the traction and braking component of the system. The linear driving device is arranged at the top end of the interior of the box-shaped beam, and the working driving clearance of a driving system can be kept within 10-30 mm no matter in the no-load or full-load state of a vehicle. The linear driving device has strong power and stable performance, the maximum climbing gradient of the superconducting magnetic suspension built-in suspension type air rail traffic system and the active safety type vehicle can reach 100 percent, and the maximum running speed can reach 80-100 km/h.
The in-beam power supply cable of the present invention is responsible for supplying power to the linear drive system. The power supply cable adopts a line sectional type power supply mode, the power supply efficiency is high, the heat loss is small, and the power supply voltage can be selected from DC1500V or DC750V according to requirements.
The suspension frame system is a traveling and steering executing component of a superconducting magnetic suspension rail transit system, is used for suspending a vehicle, reduces vibration in the running process of the vehicle and ensures the stable running of the vehicle; the suspension frame is completely arranged in the box-shaped beam, so that the suspension frame is stable in suspension and quiet in operation. The minimum turning radius of the superconducting magnetic suspension built-in suspension type rail transit vehicle system can be designed to be 50m so as to meet the application requirements of special or complex area environments.
The vehicle of the vehicle system is provided with the side doors and the end doors for passengers to go in and go out and goods to get on and off, and the escape bottom door special for emergency danger avoidance is arranged and is matched with the air cushion slide arranged at the bottom of the vehicle for use (all doors and slides of the vehicle system can be opened by passengers in the vehicle respectively or simultaneously), so that the passengers can conveniently and quickly escape from a dangerous area and quickly arrive at the ground for evacuation when encountering dangerous or emergency conditions, the risks are actively avoided, and professional rescue does not need to be waited.
The side doors, the end doors and the bottom doors of each vehicle of the system are 8 sets in total, and are provided with 8 sets of air cushion sliding boards in one-to-one correspondence, each door and each sliding board can be opened by passengers in the vehicle respectively or simultaneously, so that the passengers can conveniently adopt an escape and evacuation mode of 'actively avoiding danger and ensuring safety', the passengers can be far away from high altitude in the shortest time and reach the ground, casualties are reduced to the minimum degree, safety time is strived for themselves, and the purpose of maintaining the personal life safety of the vehicles to the maximum extent is achieved.
Claims (10)
1. The utility model provides a built-in suspension type air rail traffic system of superconductive magnetism floats which characterized in that: including circuit steel construction, incasement facility, suspension system and vehicle system, wherein:
the circuit steel structure comprises an upright post and two sets of box beams arranged on two sides of the upper part of the upright post, wherein a motor hanging seat is arranged at the top end inside each box beam, and track supports are arranged on two sides of the bottom of each box beam;
the equipment in the box comprises a linear motor, a vehicle control device, a power supply cable and a permanent magnet track; the linear motor is mounted below the motor hanging seat in a suspension mode and is continuously laid along a line in the box-shaped beam; the vehicle control device and the power supply cable are respectively arranged on two sides of the inner side wall of the box beam and are continuously laid along a line; the permanent magnet track is arranged on the track support and is continuously laid along a double track of a line;
the suspension frame system comprises a driving device, a superconducting magnetic suspension device, an antenna box, a framework, a cross beam, a suspension beam and a longitudinal beam; the driving device is positioned at the top of the suspension frame; the antenna box is positioned on one side of the suspension frame and is consistent with the vehicle control device in height in the vertical direction; the superconducting magnetic suspension device is arranged at the bottom of the cross beam and suspended above the permanent magnet track; the framework is pinned with two sets of cross beams; the suspension beam is connected with the cross beam and the longitudinal beam; the longitudinal beam is positioned at the bottom of the suspension frame;
the vehicle system comprises a vehicle body, a vehicle roof connecting device, a vehicle end connector, a vehicle door and an air cushion slide; the roof connecting device is connected with the longitudinal beam; the train end connectors are used for connecting the trains and marshalling the trains; the air cushion slide is mounted adjacent to the vehicle door.
2. The superconducting magnetic levitation built-in suspension type air rail traffic system as claimed in claim 1, wherein: the cross section of each upright post is Y-shaped or T-shaped, and the floor area of the bottom of each upright post is not more than 1m2。
3. The superconducting magnetic levitation built-in suspension type air rail traffic system as claimed in claim 1, wherein: the track gauge of the permanent magnet track is 400-1200 mm, the upper surface of each permanent magnet track can generate 1.3-1.5T magnetic induction intensity, and each vehicle is provided with 24-64 sets of superconducting magnetic suspension devices.
4. The superconducting magnetic levitation built-in suspension type air rail traffic system as claimed in claim 1, wherein: the work suspension height of the superconducting magnetic suspension device is 10-30 mm.
5. The superconducting magnetic levitation built-in suspension type air rail traffic system as claimed in claim 1, wherein: the air rail traffic system completely arranges the line auxiliary facilities and the suspension frames in the box-shaped beam of the line steel structure.
6. The superconducting magnetic levitation built-in suspension type air rail traffic system as claimed in claim 1, wherein: the car door comprises side doors, an escape bottom door and end doors, and each car is provided with 4 sets of side doors, 2 sets of escape bottom doors and 2 sets of end doors.
7. The superconducting magnetic levitation built-in suspension type air rail traffic system as claimed in claim 1, wherein: the air cushion slide adopts an internal hollow full-sealing structure and is made of soft rubber materials.
8. The superconducting magnetic levitation built-in suspension type air rail traffic system as claimed in claim 7, wherein: the air cushion slide is coiled at the bottom of the vehicle body in a non-working state, the interior of the air cushion slide is filled with high-pressure air and is stretched in a working state, one end of the air cushion slide is hung at the bottom of the vehicle body, and the other end of the air cushion slide falls to the ground.
9. The superconducting magnetic levitation built-in suspension type air rail traffic system as claimed in claim 1, wherein: the length of the vehicle is 10-20 m, the width is 2.2-3 m, the height is 2.2-3.8 m, and each vehicle carries 20-180 passengers.
10. The superconducting magnetic levitation built-in suspension type air rail traffic system as claimed in claim 1, wherein: the working driving clearance between the linear motor and the driving device is 10-30 mm; the maximum climbing gradient of the vehicle system can reach 100%, and the maximum running speed can reach 80-100 km/h.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010672481.6A CN111762206A (en) | 2020-07-14 | 2020-07-14 | Superconductive magnetic suspension built-in suspension type air rail traffic system |
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| CN202010672481.6A CN111762206A (en) | 2020-07-14 | 2020-07-14 | Superconductive magnetic suspension built-in suspension type air rail traffic system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113060009A (en) * | 2021-04-29 | 2021-07-02 | 福建师范大学 | Monorail high-temperature superconducting maglev train |
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| CN113060009A (en) * | 2021-04-29 | 2021-07-02 | 福建师范大学 | Monorail high-temperature superconducting maglev train |
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