CN112009258A - Three-line rail-holding type high-speed magnetic suspension train system - Google Patents

Three-line rail-holding type high-speed magnetic suspension train system Download PDF

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Publication number
CN112009258A
CN112009258A CN202010966439.5A CN202010966439A CN112009258A CN 112009258 A CN112009258 A CN 112009258A CN 202010966439 A CN202010966439 A CN 202010966439A CN 112009258 A CN112009258 A CN 112009258A
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China
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magnetic suspension
rail
speed
long
train
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CN202010966439.5A
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Chinese (zh)
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朱幕松
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Individual
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    • 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
    • B60L13/04—Magnetic suspension or levitation for vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
    • B61B13/00—Other railway systems
    • B61B13/08—Sliding or levitation systems

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  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

A three-line rail-embracing high-speed maglev train system is characterized in that a stator track line is arranged in the center line of a long E-shaped track and is a long stator of a left linear motor and a right linear motor, a left maglev track line and a right maglev track line on two sides of the long E-shaped track are long stators of a left resultant maglev track and a right resultant maglev track, all working surfaces of the three track lines are downward, the problems of water accumulation, sediment accumulation and garbage accumulation are avoided, the traction efficiency is high when the high-speed left linear motor and the high-speed right linear motor run at a high speed, the high left resultant maglev track and the high right resultant maglev track support two sides of a maglev train, the gravity center of the train is low, the whole train maglev control system is simple, the height of the self-stabilizing maglev for loading of the train is 10 mm, the control of a brake of the whole train can be compatible, the conventional braking system, therefore, the high-speed magnetic suspension train can not derail and is safe and reliable.

Description

Three-line rail-holding type high-speed magnetic suspension train system
Technical Field
The invention relates to a magnetic suspension train technology, in particular to a three-wire rail-embracing type high-speed magnetic suspension train system.
Background
At present, China's medium and low speed maglev train has been successfully tested and starts to run commercially, realizing the full coverage of China's maglev train from research and development to application, becoming one of a few countries in the world mastering the technology, but the medium and low speed maglev train has no outstanding advantages compared with the prior wheel rail type high-speed rail train, has high cost and practical value which is not higher than that of the high-speed rail train with mature technology, but because of the limitation of wheel resistance, the speed of the high-speed rail train can not be further improved, so the high-speed maglev train is the ideal target pursued by people, the current high-speed maglev train scheme in the world is composed of a maglev system, a guide system and a traction system, and the technical schemes of the three systems are basically realized by utilizing the magnetic force action between the stator of the long rail and the rotor of the train, the high-speed magnetic suspension train in the prior art is generally in a single-line rail clamping type, and has the following defects: the working air gap between the stator of the long track and the rotor of the train is exposed outside, the working surfaces of the three systems cannot be closed, particularly the working surfaces of the three systems are not all downward, water, silt and garbage are easy to accumulate on the long track with the working surface upward, a cleaning device is required to be added, the reliability and the safety are poor, in addition, the magnetic suspension control system is complex and cannot be compatible with a brake control system for control, the cost of the whole train control system is increased, and therefore the economic, safe and practical high-speed magnetic suspension train is the development direction of the magnetic suspension train in the future.
Disclosure of Invention
In order to overcome the defects of the high-speed maglev train in the prior art, the invention discloses a three-wire rail-embracing type high-speed maglev train system, working surfaces of three rail wires of the system are all downward, the problems of water accumulation, silt accumulation and garbage accumulation do not exist on the working surfaces, the whole train maglev control system is simple and reliable, the control of a whole train brake can be compatible, a conventional braking system is omitted, and the three-wire rail-embracing type high-speed maglev train system has 6 rail-embracing surfaces, so that the high-speed maglev train cannot derail, and is safe and reliable.
The technical scheme of the three-wire rail-holding type high-speed maglev train system comprises a long rail subgrade, a chevron-shaped long rail, a left maglev rail line, a right maglev rail line, a stator rail line, a long iron core, a short iron core, an electromagnetic coil, a permanent magnetic strip, a reinforcing plate, a rail holding frame, a horizontal magnetic conductive plate, a horizontal iron core plate, a horizontal translational sub-plate, a rotor armature, a brake shoe, a maglev regulator and brake, a resultant maglev track, a permanent magnet core maglev, an electromagnetic iron core maglev, a maglev sensor, a power vehicle, a headstock power vehicle, a tailstock power vehicle, a maglev train, a front rail-holding bogie, a rear rail-holding bogie, a chassis, a carriage, a left linear motor, a right linear motor, a 4-pole induction type asynchronous alternating current linear motor, a machine cabin, a high-voltage transformer, a current, Speed regulator, brake adjuster and brake controller, its characterized in that: the three-line rail-embracing type high-speed maglev train system is provided with a long rail roadbed, the long rail roadbed is the same as the long high-speed rail roadbed and is a bearing long platform which is built along a road line and laid by using stones, a herringbone long rail is arranged on the long rail road roadbed, the cross section of the herringbone long rail is in a herringbone shape, the herringbone long rail is provided with a plurality of reinforced concrete cross beams, the reinforced concrete cross beams are equally spaced and mutually parallel and are arranged on the long rail road roadbed in an orderly manner, a stator rail line is arranged in the middle of the upper surface of the reinforced concrete cross beams, the upper end of the stator rail line is provided with a square long iron, the left end of the square long iron is provided with a left stator iron core, the right end of the square long iron is provided with a right stator core, the left stator core is provided with a plurality of left screws, the right stator core is provided with a plurality of right screws, the, The right screw fixes the left and right stator iron core on the left and right ends of the long square iron, in order to reduce the eddy current loss in the iron core, the left and right stator iron core is made into long bar shape by vertically overlapping multiple silicon steel sheets, the lower end of the left and right stator iron core is equipped with multiple teeth, multiple tooth spaces are formed between the multiple teeth, multiple left short-circuit aluminum coils are cast in the multiple tooth spaces of the left stator iron core, multiple right short-circuit aluminum coils are cast in the multiple tooth spaces of the right stator iron core, the multiple left and right short-circuit aluminum coils are located at the lower end of the left and right stator iron core, the upper end of the left and right stator iron core is consistent with the upper end of the long square iron, the lower end of the left and right stator iron core is protruded out of the lower plane of the long square iron, the lower end plane of the left and right stator iron core forms a left straight long stator working face and a right straight long stator working face, the lower end of the stator, double screw nails are arranged in the middle of the reinforced concrete cross beams, a base of the stator track line is provided with a plurality of left screw holes and a plurality of right screw holes, the double screw nails correspond to the left screw holes and the right screw holes, and the stator track line is fastened on the central lines of the upper surfaces of the reinforced concrete cross beams by the double screw nails; the left sides of the upper surfaces of the reinforced concrete cross beams are provided with left magnetic suspension track lines, the upper ends of the left magnetic suspension track lines are provided with left long iron, the left ends of the left long iron are provided with left long iron cores, the right ends of the left long iron cores are provided with right long iron cores, the left long iron cores are provided with a plurality of left screws, the right long iron cores are provided with a plurality of nut holes corresponding to the left screws and the right screws, the left long iron cores and the right long iron cores are respectively fixed at the left end and the right end of the left long iron cores by the left screws and the right screws, in order to reduce the eddy current loss in the iron cores, the left long iron cores and the right long iron cores are manufactured by vertically superposing a plurality of silicon steel sheets, the whole cross section of the left magnetic suspension track lines is in a shape of Chinese character 'tu', the upper end planes of the left long iron cores protrude out of the upper end planes of the left long iron cores and the right long iron cores, the protruding parts of the left long iron cores are, a left permanent magnetic working surface and a right electromagnetic working surface which form a left magnetic suspension track line, wherein the left sides of the reinforced concrete crossbeams are provided with left double screw nails, the lower ends of the left magnetic suspension track lines are provided with a left base, the left base is provided with a plurality of left screw holes and a plurality of right screw holes, the left double screw nails correspond to the left screw holes and the right screw holes, the left double screw nails fasten the left magnetic suspension track line on the left sides of the upper surfaces of the reinforced concrete crossbeams, the right sides of the upper surfaces of the reinforced concrete crossbeams are provided with right magnetic suspension track lines, the left magnetic suspension track lines and the right magnetic suspension track lines have the same structure and are symmetrical to the stator track line, the right sides of the reinforced concrete crossbeams are provided with right double screw nails, the lower ends of the right magnetic suspension track lines are provided with a right base, the right base is provided with a plurality of left screw holes and a plurality of right screw holes, the right double screw nails correspond to the left screw holes and the right screw holes, and the right double screw nails fasten the right magnetic, the left upper end of the left base is provided with a left braking platform, the right upper end of the right base is provided with a right braking platform, the stator track line, the left magnetic suspension track line and the right magnetic suspension track line are 3 long track lines which are parallel to each other, the left linear stator working surface and the right linear stator working surface of the stator track line and the left permanent magnet working surface and the right electromagnetic working surface of the left magnetic suspension track line and the right magnetic suspension track line are 6 working surfaces in total, which are uniform air gap surfaces in a magnetic field, the 6 working surfaces are all positioned at the lower end planes of the 3 long track lines, the problems of water accumulation, sediment accumulation and rubbish are avoided, and the E-shaped long track has multiple functions of guiding, positioning, transmission, braking and magnetic suspension; the three-wire rail-embracing type high-speed maglev train system is provided with a plurality of power vehicles, the structures of the power vehicles are the same, the power vehicles are provided with chassis, the upper end of the chassis is provided with a carriage, the front end and the rear end of the chassis are provided with connecting hooks, the connecting hooks are used for connecting the power vehicles into the maglev train, the lower end of the chassis of the power vehicle is provided with a front rail-embracing bogie and a rear rail-embracing bogie, the structures of the front rail-embracing bogie and the rear rail-embracing bogie are the same, the rail-embracing bogie is a 3-wire rail-embracing bogie provided with 6 rail-embracing surfaces, the rail-embracing bogie is provided with a reinforcing plate, the left end of the reinforcing plate is provided with a left vertical plate, the lower end of the left vertical plate is provided with a left horizontal magnetic conductive plate, the lower end of the left horizontal magnetic conductive plate is provided with a left brake shoe, the right end of the reinforcing plate, the left and right brake shoes are fixed, the left and right horizontal magnetic conductive plates are symmetrical to the left and right ends of the reinforcing plate, a left rail holding frame and a right rail holding frame are arranged below the middle part of the reinforcing plate, the cross sections of the left and right rail holding frames are in an inverted T shape, the left and right rail holding frames are symmetrical to the central line of the reinforcing plate, a left horizontal iron core plate is arranged at the left end of the left rail holding frame, a right horizontal iron core plate is arranged at the right end of the right rail holding frame, the left and right horizontal iron core plates are symmetrical to the central line of the reinforcing plate, a left horizontal movable plate is arranged at the right end of the left rail holding frame, a right horizontal movable plate is arranged at the left end of the right rail holding frame, a left horizontal movable plate is symmetrical to the central line of the reinforcing plate, the left and right horizontal magnetic conductive plates, the left and right horizontal iron core plates and right horizontal movable plates are symmetrical to the central line of the, The right horizontal rotor plate is integrally cast into a framework of the rail embracing bogie, the middle parts of the left upper ends of the front rail embracing bogie and the rear rail embracing bogie are respectively provided with a left air spring, the middle parts of the right upper ends of the front rail embracing bogie and the rear rail embracing bogie are respectively provided with a right air spring, the upper ends of the 4 air springs are connected with the chassis, the left end and the right end of the rail embracing bogie are respectively provided with a left resultant magnetic suspension track and a right resultant magnetic suspension track, the left resultant magnetic suspension track and the right resultant magnetic suspension track are respectively composed of a permanent magnet core magnetic suspension and an electromagnetic iron core magnetic suspension, the upper end of a left horizontal magnetic conduction plate of the left permanent magnet core magnetic suspension is provided with a left permanent magnet strip, the upper end surface of the left permanent magnet strip is correspondingly parallel to a left permanent magnet working surface of the left long iron core track, the upper end of a right horizontal magnetic conduction plate of the right, the left permanent magnet strip and the right permanent magnet strip are arranged by a plurality of square permanent magnets with the same size, each square permanent magnet is a strong magnet made of neodymium iron boron, the polarities of the square permanent magnets are radial, the polarities of the adjacent square permanent magnets are opposite, the permanent magnet strips are connected with the horizontal magnetic conduction plate by AB glue, the widths of the left permanent magnet strip and the right permanent magnet strip are equal to the widths of the left permanent magnet working surface and the right permanent magnet working surface, the magnetic lines of force of the square permanent magnets pass through the magnetic conduction plate to form a plurality of small magnetic flux loops, a certain uniform air gap is kept between the planes of the left permanent magnet strip and the right permanent magnet working surface, the small magnetic flux loops form a plurality of closed magnetic fluxes, strong magnetic field attraction force is generated between the planes of the left permanent magnet strip and the right permanent magnet working surface to support the gravity of a power vehicle, and the widths of the planes of the left permanent magnet strip and the right permanent magnet, The widths of the right permanent magnet working surfaces are consistent, the magnetic field attraction between the right permanent magnet working surfaces generates acting force which enables the left permanent magnet working surfaces and the right permanent magnet working surfaces to be automatically aligned to stabilize the positions of the left end and the right end of the power vehicle, the permanent magnet core magnetic suspension device does not need electricity to permanently support the gravity of the power vehicle, and the gravity of the power vehicle in no-load state enables a certain uniform air gap to be kept between the planes of the left permanent magnet strip and the right permanent magnet working surfaces; the upper end of a left horizontal iron core plate of the left electromagnetic iron core magnetic suspension device is provided with a left short iron core, the upper end of the left short iron core is provided with a plurality of teeth, tooth spaces are formed among the teeth, each tooth is wound with an electromagnetic coil, the winding directions of adjacent electromagnetic coils are opposite to each other, the plurality of electromagnetic coils are mutually connected in series to form a left electromagnetic coil group, the upper end of a right horizontal iron core plate is provided with a right short iron core, the upper end of the right short iron core is provided with a plurality of teeth, tooth spaces are formed among the teeth, each tooth is wound with an electromagnetic coil, the winding directions of adjacent electromagnetic coils are opposite to each other, the plurality of electromagnetic coils are mutually connected in series to form a right electromagnetic coil group, in order to reduce the eddy current loss in the iron core during movement, the left and right short iron cores are vertically overlapped and formed by a plurality of silicon steel sheets, the left and right short iron cores are connected with the left and, the teeth form a plurality of small magnetic flux loops on the long planes of the left and right short iron cores, the widths of the left and right short iron cores are equal to the widths of the left and right electromagnetic working faces, a certain uniform air gap is kept between the planes of the left and right short iron cores and the left and right electromagnetic working faces, the small magnetic flux loops form a plurality of closed magnetic fluxes, so that strong magnetic field attraction force is generated between the planes of the left and right short iron cores and the left and right electromagnetic working faces to support the gravity of the power vehicle, meanwhile, the widths of the planes of the left and right short iron cores are consistent with the widths of the left and right electromagnetic working faces, and the magnetic field attraction force generates acting force which enables the left and right ends of the power vehicle to be stabilized by the acting force which enables the left and right ends of the power vehicle to be automatically aligned, therefore, the permanent magnetic resultant force of the left and right permanent magnetic core magnetic suspensions plus the electromagnetic resultant force of the left and right electromagnetic, powerful resultant force can support the gravity of a power vehicle and can also stabilize the positions of the left end and the right end of the power vehicle, the left and right resultant force magnetic suspension device tracks of a front rail-embracing bogie support the front end of the power vehicle, the left and right resultant force magnetic suspension device tracks of a rear rail-embracing bogie support the rear end of the power vehicle, the 4 resultant force magnetic suspension device tracks balance 4 ends of a chassis of the power vehicle, the front rail-embracing bogie and the rear rail-embracing bogie are respectively provided with a magnetic suspension adjuster and a brake, the gravity and the magnetic force of the power vehicle are kept balanced under the control of the magnetic suspension adjuster and the brake, the lifting of the power vehicle is controlled to realize the braking of a magnetic suspension train, the magnetic suspension adjuster and the brake are composed of a magnetic suspension sensor lifting mechanism, a magnetic suspension sensor, a left long iron core, a right long iron core, a square wave form long edge, an infrared transmitting head and, the height change of the 4 ends of a chassis of the power vehicle is respectively detected, the middle part of a reinforcing plate is provided with a motor hole, a speed reducing motor is arranged in the motor hole, the center of the speed reducing motor is provided with a screw driving shaft, the middle part of a left holding rail frame is provided with a left guide hole, a left guide rod is arranged in the left guide hole, the left and right ends of the left guide hole are respectively provided with a left guide groove, the middle part of the left guide rod is provided with a left emitting hole, the two ends of the left infrared emitting head are positioned in the left guide groove, the right end of the left infrared emitting head is provided with a left emitting connecting wire, the middle part of a right holding rail frame is provided with a right guide hole, the right guide rod is arranged in the right guide hole, the left and right ends of the right guide hole are respectively provided with a right emitting hole, the two ends of the right infrared emitting head are positioned in the right guide groove, the left end of, the upper end of the reinforcing plate is provided with a transmission plate, the middle part of the transmission plate is provided with a nut hole, the nut hole is meshed with a screw driving shaft, the two ends of the transmission plate are provided with a left guide rod hole and a right guide rod hole, a left guide rod and a right guide rod are arranged in the left guide rod hole and the right guide rod hole, the upper ends of the left guide rod and the right guide rod are respectively provided with a fastening nut, the two ends of the transmission plate are welded with a left transmission frame and a right transmission frame, the left transmission frame and the right transmission frame are L-shaped and are symmetrical to the two ends of the transmission plate, the lower end of the left transmission frame is provided with a left receiving hole, a left infrared receiving head is arranged in the left receiving hole, the left end of the left infrared receiving head is provided with a left receiving connecting wire, the left infrared receiving head corresponds to the left infrared emitting head, the lower end of the right transmission frame is provided with a right, the left infrared receiving head is positioned in the left transmission groove, the upper end of the right vertical plate is provided with a right transmission groove, the right infrared receiving head is positioned in the left transmission groove, the left infrared transmitting head and the right infrared transmitting head both transmit infrared beams to reach the left infrared receiving head and the right infrared receiving head, according to the state of the infrared beams, the left infrared receiving head and the right infrared receiving head have 3 output states, when the left long iron core and the right long iron core shield the infrared beams, the left infrared receiving head and the right infrared receiving head output positive pressure regulating signals, when the left long iron core and the right long iron core do not shield the infrared beams, the left infrared receiving head and the right infrared receiving head output negative pressure regulating signals, when the maglev train is in operation, when the square wave long edge shields the infrared beams, the pulse type infrared beams reaching the left infrared receiving head and the right infrared receiving head output self-holding signals, the reinforcing plate is provided with a left threading hole and a right threading hole, the left and right embracing rail frames are provided with threading holes, the output lines of the left electromagnetic coil group are combined with, the output line of the right electromagnetic coil group is combined with the right transmitting connecting line through the threading hole of the right rail holding frame and then led out from the right threading hole; when the reducing motor rotates forwards, the screw rod driving shaft drives the transmission plate and the left and right transmission frames to descend, when the reducing motor rotates backwards, the screw rod driving shaft drives the transmission plate and the left and right transmission frames to ascend, the left and right infrared emission heads and the left and right infrared receiving heads ascend or descend along with the left and right transmission frames, the current of the left and right electromagnetic coil sets after being electrified is controlled by a magnetic suspension adjuster and a brake, a plurality of left and right resultant magnetic suspension device tracks support a plurality of front and rear rail-holding bogies, a plurality of front and rear rail-holding bogies support a magnetic suspension train, when the left and right transmission frames ascend, the magnetic suspension train descends, when the magnetic suspension train descends to the state that the left and right brake shoes contact with the left and right brake platforms, the magnetic suspension train generates brake force, the pressure of the left and right brake shoes contacting with the left and right brake platforms is in direct proportion to the brake force, the gravity of the magnetic suspension train can be controlled by controlling the left and right transmission frames to ascend or descend, so that the braking force of the magnetic suspension train is controlled; the three-wire rail-embracing type high-speed maglev train system is provided with a left linear motor and a right linear motor, the left linear motor and the right linear motor have the same structure and are symmetrical to a stator track line, the left linear motor and the right linear motor are 4-pole induction type asynchronous alternating current linear motors, the upper end of a left horizontal rotor plate and the upper end of a right horizontal rotor plate of a rail embracing bogie are respectively provided with a rotor core, the rotor core is formed by vertically overlapping a plurality of silicon steel sheet stamped sheets, the upper end of the rotor core is provided with a plurality of teeth corresponding to the teeth at the lower end of the stator core, the length of the rotor core is equal to the length of a horizontal translational daughter plate, the width of the rotor core is equal to the width of the stator core, a certain uniform air gap is arranged between the upper plane of the rotor core and the lower plane of the stator core, a plurality of wire slots are formed among the teeth, wire slot windings are arranged, each tooth is provided with a concentrated coil, the end part of each coil is short, the force short pulsation caused by the cogging effect is small, the periphery of a plurality of teeth is respectively and horizontally wound with enameled wires, the coils are averagely divided into 3 windings, each winding is a phase coil, the coils of the teeth are completely wound to form 3-phase coils, the electrical angle between the 3-phase coils is 120 degrees, the 3-phase coils are connected into a Y-shaped circuit, 3 motor output lines are led out, a rotor iron core and the 3-phase coils form a left rotor armature and a right rotor armature, the left rotor armature and a stator track line form a left linear motor, and the right rotor armature and the stator track line form a right linear motor; when the magnetic suspension train turns, the curve of the long E-shaped track is arc-shaped, and comprises a stator track line, a left magnetic suspension track line and a right magnetic suspension track line which are concentric arc tracks, in order to ensure the gravity center balance when the high-speed magnetic suspension train turns, the magnetic suspension track line of the outer ring large arc line is higher than the magnetic suspension track line of the inner ring small arc line, so that the train body inclines towards the inner ring when the high-speed magnetic suspension train turns, the left and right resultant magnetic suspension device tracks have the automatic steering function, when the magnetic suspension train turns, the left and right electromagnetic working faces and the left and right permanent magnetic working faces are curved, the turning radius of the magnetic suspension train is large, the lengths of the left and right short iron cores and the left and right permanent magnetic strips are short, the arc lengths of the corresponding left and right electromagnetic working faces and the left and right permanent magnetic suspension working faces are approximate to straight lines, and under the automatic positioning action of the left and right resultant magnetic suspension device tracks, the left and right, The long rails of the right iron core are kept parallel, so that the front and rear ends of the left and right resultant force magnetic suspension rails generate steering torque to drive the front and rear rail-embracing bogies to automatically steer along with the curved tracks of the left and right long iron cores; preceding embracing rail bogie and back embracing rail bogie all are equipped with left air spring and right air spring, and the chassis is connected to 4 air spring upper ends, and air spring's effect lies in: when the rail embracing bogie turns, horizontal displacement can be generated between the rail embracing bogie and a chassis, an air spring has the characteristic of flexible connection, so that the rail embracing bogie can support the chassis and also has the elastic expansion function in the horizontal direction, the upper end of the chassis is provided with a carriage, the front and rear rail embracing bogies support a section of power vehicle, the section of power vehicle comprises a front left linear motor, a right linear motor, a rear left linear motor, a rear right linear motor, 4 linear motors, a front left resultant magnetic suspension rail, a front right resultant magnetic suspension rail, a rear left resultant magnetic suspension rail, 4 resultant magnetic suspension rails, a front magnetic suspension regulator and a rear magnetic suspension regulator, and a plurality of power vehicles are connected into a whole magnetic suspension train through front and rear hooks on the chassis, so that the traction force, the magnetic suspension force and the braking force of the magnetic suspension; the multiple power vehicles comprise a head power vehicle and a tail power vehicle, the head power vehicle and the tail power vehicle have the same structure and are power-source power vehicles, the lower ends of the chassis of the multiple power vehicles are provided with machine cabins, the machine cabins of the head power vehicle are internally provided with a high-voltage transformer, a current transformer, a rectifier, a storage battery pack, a front magnetic suspension controller, a rear magnetic suspension controller, a front alternating current motor intelligent frequency conversion controller and a rear alternating current motor intelligent frequency conversion controller, the machine cabins of the multiple power vehicles are internally provided with the front magnetic suspension controller, the rear magnetic suspension controller, the front alternating current motor intelligent frequency conversion controller and the rear alternating current motor intelligent frequency conversion controller, the output end of the front alternating current motor intelligent frequency conversion controller is connected with the motor wires of the front left linear motor and the front right linear motor in each section of power vehicle, the output end of the rear alternating current motor intelligent frequency conversion controller is connected with the motor wires of the rear left linear motor and the, the front magnetic suspension controller is provided with a left control channel and a right control channel, the output end of the left control channel is connected with a front left electromagnetic coil, the output end of the right control channel is connected with a front right electromagnetic coil, the rear magnetic suspension controller is provided with a left control channel and a right control channel, the output end of the left control channel is connected with a rear left electromagnetic coil, the output end of the left control channel is connected with a rear right electromagnetic coil, the input ends of the front and rear magnetic suspension controllers correspond to the output ends and are correspondingly connected with a front left receiving connecting wire and a front right receiving connecting wire, and a rear left receiving connecting wire and a rear right receiving connecting wire, the front left transmitting connecting wire and the front right transmitting connecting wire are connected with the infrared output end of the front magnetic suspension controller, and the rear left transmitting connecting wire and the rear right transmitting connecting wire are connected with the infrared output end; an insulating frame is arranged on the top of a locomotive power vehicle, a pantograph is arranged at the upper end of the insulating frame, the upper end of the pantograph is connected with a contact network, the contact network transmits 27KV single-phase alternating current, the pantograph transmits the 27KV single-phase alternating current of the contact network to a high-voltage transformer, the high-voltage transformer outputs 2000V single-phase alternating current to be transmitted to power ends of a plurality of alternating current motor intelligent variable frequency controllers, the high-voltage transformer outputs low-voltage single-phase alternating current to be transmitted to a rectifier, the rectifier outputs a low-voltage direct current power supply to charge a storage battery pack, the storage battery pack supplies power to the plurality of magnetic suspension controllers, the contact network is powered off, the storage battery pack ensures the power supply of the magnetic suspension controllers, when the load of the magnetic suspension train is reduced, the left and right long iron cores shield infrared beams, the left and right infrared receiving heads output positive, the magnetic force of the left and right electromagnetic iron core magnetic suspension devices is enhanced to generate upward left and right magnetic suspension resultant force, when the magnetic suspension train rises to the left and right long iron cores and does not shield the infrared light beam, the left and right infrared receiving heads output negative voltage regulating signals to the input end of the magnetic suspension controller, the magnetic suspension controller outputs gradually reduced DC voltage to the left electromagnetic coil and the right electromagnetic coil to enable the magnetic suspension train to descend, when the left and right waveform long-edge iron cores shield the infrared light beam during the running of the magnetic suspension train, the left and right infrared receiving heads output self-holding signals to the input end of the magnetic suspension controller, and the magnetic suspension controller outputs self-holding DC voltage to the left electromagnetic coil and the right electromagnetic coil to enable the magnetic suspension state of the magnetic suspension train to be stable; the power-driven vehicle is provided with a cab, an operating platform is arranged in the cab, a speed regulator is arranged on the operating platform, a vehicle speed display is arranged at the front end of the operating platform, the speed regulator is provided with a speed regulating rod, a fulcrum shaft is arranged in the middle of the speed regulating rod, two ends of the fulcrum shaft are arranged at the left end and the right end of the operating platform, an upper support and a lower support are arranged at the lower end of the speed regulating rod, the upper support and the lower support form an equilateral right-angle shape, an upper permanent magnet is fixed at the front lower end of the upper support, a lower permanent magnet is fixed at the front lower end of the lower support, the polarities of the upper permanent magnet and the lower permanent magnet are opposite, a speed regulating Hall element is arranged between the upper permanent magnet and the lower permanent magnet, the speed regulating Hall element is positioned on an arc track of the upper permanent magnet and the lower permanent magnet with the fulcrum shaft as the center, the speed regulating, the handle is pulled backwards to the bottom, the lower square permanent magnet is close to the speed regulation Hall element, the speed regulation Hall element outputs a low voltage signal, the speed regulation Hall element is positioned between the upper square permanent magnet and the lower square permanent magnet, the speed regulation Hall element outputs a medium voltage signal, in the process of forward and backward pushing and pulling of the handle, the signal voltage output by the speed regulation Hall element is a high voltage and a low voltage which are linearly changed, the output end of the speed regulation Hall element is connected with the speed regulation ends of a plurality of intelligent frequency conversion controllers of alternating current motors, the output ends of the plurality of intelligent frequency conversion controllers of the alternating current motors are respectively connected with the output lines of a plurality of left linear motors and a plurality of right linear motors, the linear speed of a rotor armature of the 4-pole induction type asynchronous alternating current linear motor is in direct proportion to the frequency of alternating current voltage, the linear speed of the, the signal voltage of the speed regulating end of the intelligent variable frequency controller of the alternating current motor is high and low and is in direct proportion to the alternating current voltage and the frequency output by the intelligent variable frequency controller of the alternating current motor, when a speed regulator handle is pushed forwards, the intelligent variable frequency controller of the alternating current motor outputs alternating current frequency and alternating current voltage which change from low to high and outputs the alternating current frequency and the alternating current voltage to rotor armatures of the left and right linear motors, 3 alternating current enables the rotor armatures to generate a plurality of active moving magnetic fields, the plurality of moving magnetic fields enable a plurality of short-circuit aluminum coils of a stator core to induce a plurality of eddy currents, the plurality of eddy currents enable the stator core to generate a plurality of passive moving magnetic fields, the stator core corresponds to the rotor armatures, and the alternating frequency of the moving magnetic fields of the stator core is lower than the alternating frequency of the moving magnetic fields of the rotor armatures, therefore, the stator core and the rotor armature move relatively, so that the stator core pulls the rotor armature to move forward, the alternating current motor intelligent frequency conversion controller outputs alternating current frequency and alternating current voltage which change from low to high to control the speed of the magnetic suspension train, the left and right linear motors pull the magnetic suspension train to operate in a wide range from low speed to high speed, the maximum speed of the magnetic suspension train is about 500 km/h, the left and right linear motors are designed to have the highest efficiency when operating in a high speed range, although the left and right linear motors have low efficiency and small traction force when operating in a low speed range, the left and right linear motors have enough power, so the left and right linear motors can meet the traction force requirement when the magnetic suspension train operates from start to the low speed range, and the motor efficiency is low when operating in the low speed range, the start is slow, and certain loss is caused, but the whole operation time is short, and the total loss influence is not great; the left side of the speed regulator is provided with a brake regulator, the structure of the brake regulator is the same as that of the speed regulator, a base of the brake regulator is provided with a brake Hall element, the lower end of an operating platform is provided with a brake controller, an output line of the brake Hall element is connected with an input end of the brake controller, a power supply end of the brake controller is connected with a storage battery, an output end of the brake controller is connected with a plurality of speed reducing motors, the speed reducing motors are permanent magnet direct current motors integrated with the speed reducer, when a handle of the brake regulator is pulled backwards, the brake controller outputs forward direct current voltage which changes from low to high to the plurality of speed reducing motors, the plurality of speed reducing motors are driven in a forward rotation mode to enable the plurality of left and right transmission frames to descend and the maglev train to ascend, when the handle of the brake regulator is pushed forwards, the brake controller outputs reverse, the left and right transmission frames are ascended, the maglev train descends, the forward and backward push-pull speed of the handle of the brake adjuster is high, the lifting speed of the maglev train is high, the forward and backward push-pull speed of the handle of the brake adjuster is low, the lifting speed of the maglev train is low, when the magnetic suspension train descends to the position where the left and right shoes contact the left and right brake platforms, the magnetic suspension train starts to brake, the braking force is the gravity of the magnetic suspension train and the friction coefficients between the left and right shoes and the left and right brake platforms, the braking adjuster can control the gravity of the magnetic suspension train, the braking force is the largest when the handle of the braking adjuster is pulled backwards to the bottom, the braking effect is the best, the magnetic suspension force is the largest when the handle of the braking adjuster is pushed forwards to the bottom, the height of the magnetic suspension is the best, and the magnetic suspension heights of a plurality of left and right resultant magnetic suspension device tracks are all stabilized to be about 10 mm; the left end of the left long iron core is provided with a left long sliding plate, the right end of the right long iron core is provided with a right long sliding plate, a left vertical plate of a rail holding bogie of the locomotive power vehicle is provided with a left carbon brush contactor, a right vertical plate is provided with a right carbon brush contactor, the rear ends 1/4 of the left vertical plate and the right vertical plate of the front rail holding bogie are respectively provided with a front carbon brush contactor, the front carbon brush contactor is provided with a front cylindrical carbon brush frame, a front cylindrical carbon brush is arranged in the front cylindrical carbon brush frame, the outer end of the front cylindrical carbon brush is provided with a front spring, the center of the front cylindrical carbon brush is provided with a front lead, the front lead is connected with the front rail holding bogie, and the left front cylindrical carbon brush and the right cylindrical carbon brush are respectively contacted with the left long sliding plate and the; rear carbon brush contactors are arranged at 1/4 positions of the front ends of a left vertical plate and a right vertical plate of the rear rail embracing bogie, the rear carbon brush contactors are provided with a rear cylindrical carbon brush frame, a rear cylindrical carbon brush is arranged in the rear cylindrical carbon brush frame, a rear spring is arranged at the outer end of the rear cylindrical carbon brush, a rear lead is arranged in the center of the rear cylindrical carbon brush and connected with the rear rail embracing bogie, and the left rear cylindrical carbon brush and the right rear cylindrical carbon brush are respectively contacted with the left long sliding plate and the right long sliding plate under the pressure of the rear spring; when the magnetic suspension train runs, the left cylindrical carbon brushes and the right cylindrical carbon brushes are respectively in sliding contact with the left long sliding plate and the right long sliding plate, and when the magnetic suspension train floats up and down, the left cylindrical carbon brushes and the right cylindrical carbon brushes are always in sliding contact within the width range of the left long sliding plate and the right long sliding plate; and a plurality of grounding return lines are arranged on the bases of the left magnetic suspension track line and the right magnetic suspension track line, and are connected to the grounding end of the high-voltage transformer through the left magnetic suspension track line, the right magnetic suspension track line, the left long sliding plate, the right long sliding plate, the front carbon brush contactor, the rear carbon brush contactor, the front embracing rail bogie, the rear embracing rail bogie and the chassis.
The three-line rail-embracing type high-speed maglev train system has the beneficial effects that: the structure form and construction cost of the three-wire rail-embracing type high-speed maglev train system are almost the same as those of the prior wheel rail type high-speed rail train system, overhead contact nets of the two are single-phase high-voltage wires, stator track lines, left maglev track lines and right maglev track lines of a long E-shaped rail can be constructed on a flat ground, a bridge and an overhead frame like the left I-shaped rail lines and the right I-shaped rail lines of the high-speed rail, the stator track lines arranged on the center line of the long E-shaped rail are long stators of a left linear motor and a right linear motor, the left maglev track lines and the right maglev track lines are long stators of a left resultant magnetic suspension track and a right resultant magnetic suspension track, the resultant magnetic suspension track supports the gravity of the train by utilizing the suction force of a plurality of closed-circuit magnetic fluxes, the resistance of the plurality of closed-circuit magnetic fluxes exists when the train operates, the resistance of the plurality of closed, the magnetic resistance of the resultant magnetic suspension device track is naturally small, the running resistance of the high-speed magnetic suspension train is almost the same as that of the magnetic suspension train in the prior art, the running resistance of the high-speed magnetic suspension train is much smaller than that of the wheel track type high-speed railway train in the prior art, the speed of the magnetic suspension train can be obviously improved to 600 kilometers per hour, the rotor armatures of the high-speed left and right linear motors are small in size and large in power density, the traction efficiency is high during high-speed running, the magnetic suspension controller automatically adjusts the stable state of the magnetic suspension of the train according to the load capacity of the train, the left magnetic suspension track line and the right magnetic suspension track line are in the form of long high platforms, when the train runs in the high-speed magnetic suspension state, the left and right long high platforms support the two sides of the whole train, the gravity center of the train is reduced, the stability and the safety are improved, the reliability of a linear motor driving system and a whole vehicle magnetic suspension system is improved, the whole vehicle magnetic suspension control system is simple, the control of a whole vehicle brake can be compatible, a conventional braking system is omitted, and a front rail embracing bogie and a rear rail embracing bogie of a three-wire rail embracing type high-speed magnetic suspension train system are respectively provided with 6 rail embracing surfaces, so that the high-speed magnetic suspension train can not derail, and the system is safe and reliable.
Drawings
Fig. 1 is a schematic rear view structure diagram of a three-wire rail-holding type high-speed maglev train system.
Fig. 2 is a schematic diagram of a rear view structure of the magnetic levitation train during operation after the magnetic levitation train ascends.
Fig. 3 is a schematic rear view of the magnetic levitation train during braking after it descends.
Fig. 4 is a schematic top view of the power vehicle.
Fig. 5 is a schematic diagram of a right-view structure of the locomotive power vehicle.
Detailed Description
The following description is made with reference to the drawings and the embodiments.
In fig. 1-5, the three-track rail-embracing type high-speed maglev train system is provided with a long track roadbed, the long track roadbed is a bearing long platform which is constructed along a track line and is laid by using stones, the long track roadbed is provided with a long rail in a shape of Chinese character 'shan' on the long track roadbed, the cross section of the long rail in the shape of Chinese character 'shan' is provided with a plurality of reinforced concrete cross beams 1, the reinforced concrete cross beams are equally spaced and parallel to each other and are regularly arranged on the long track roadbed, the middle parts of the upper parts of the reinforced concrete cross beams are provided with stator track lines 2, the upper ends of the stator track lines are provided with square long irons 3, the left ends of the square long irons are provided with left stator iron cores 4, the right ends of the square long irons are provided with right stator cores 5, the left stator cores are provided with a plurality of left screws 6, the right stator cores are provided with a plurality of right screws 7, the right screws correspond to each other, the left and right stator cores are respectively fixed at the left and right ends of the square long iron by the left and right screws, in order to reduce the eddy current loss in the iron cores, the left and right stator cores are vertically overlapped by a plurality of silicon steel sheets to be made into strip shapes, the lower ends of the left and right stator cores are respectively provided with a plurality of teeth, a plurality of tooth spaces are formed among the teeth, a plurality of left short-circuit aluminum coils 8 are cast in the tooth spaces of the left stator core, a plurality of right short-circuit aluminum coils 9 are cast in the tooth spaces of the right stator core, the left and right short-circuit aluminum coils are respectively positioned at the lower ends of the left and right stator cores, the upper ends of the left and right stator cores are consistent with the upper end of the square long iron, the lower ends of the left and right stator cores are respectively protruded out of the lower end plane of the square long iron, the lower end plane of the left and right stator cores forms a left linear long stator working face 10 and a, the lower end of the stator track line is provided with a base 12, the middle parts of the reinforced concrete cross beams are provided with double screw nails 13 and 14, the base of the stator track line is provided with a plurality of left screw holes and a plurality of right screw holes, the double screw nails correspond to the left screw holes and the right screw holes, and the stator track line is fastened on the central lines of the upper surfaces of the reinforced concrete cross beams by a plurality of double screw caps; the left sides of the upper surfaces of the reinforced concrete cross beams are provided with left magnetic suspension track lines, the upper ends of the left magnetic suspension track lines are provided with left long iron 15, the left ends of the left long iron are provided with left long iron cores 16, the right ends of the left long iron cores are provided with right long iron cores 17, the left long iron cores are provided with a plurality of left screws 18, the right long iron cores are provided with a plurality of right screws 19, the left long iron is provided with a plurality of nut holes corresponding to the left and right screws, the left and right long iron cores are respectively fixed at the left and right ends of the left long iron cores by the left and right screws, in order to reduce the eddy current loss in the iron cores, the left and right long iron cores are manufactured by vertically superposing a plurality of silicon steel sheets, the whole cross section of the left magnetic suspension track lines is in a shape of Chinese character 'tu', the upper end planes of the left long iron cores protrude out of the upper end planes of the left and right long iron cores, the protruding parts of the left long iron cores are manufactured into square wave-shaped long, a left permanent magnetic working surface 21 and a right electromagnetic working surface 22 which form a left magnetic suspension track line, a plurality of reinforced concrete crossbeams are provided with left double screw nails 23 and 24 on the left side, a left base 25 is arranged on the lower end of the left magnetic suspension track line, the left base is provided with a plurality of left screw holes and a plurality of right screw holes, the left double screw nails correspond to the left screw holes and the right screw holes, the left double screw nails fasten the left magnetic suspension track line on the left side of the upper surfaces of the plurality of reinforced concrete crossbeams, the right side of the upper surfaces of the plurality of reinforced concrete crossbeams is provided with a right magnetic suspension track line 26, the left magnetic suspension track line and the right magnetic suspension track line have the same structure and are symmetrical to the stator track line, the right double screw nails 27 and 28 are arranged on the right sides of the plurality of reinforced concrete crossbeams, the lower end of the right magnetic suspension track line is provided with a right base 29, the right base is provided with a plurality of left screw holes and a plurality of right screw holes, the right double screw nails correspond to the left screw holes and the right screw holes, the, the left upper end of the left base is provided with a left braking platform 30, the right upper end of the right base is provided with a right braking platform 31, the stator track line, the left magnetic levitation track line and the right magnetic levitation track line are 3 long track lines which are parallel to each other, the left linear stator working surface and the right linear stator working surface of the stator track line and the left permanent magnet working surface and the right electromagnetic working surface of the left magnetic levitation track line and the right magnetic levitation track line are 6 working surfaces in total, the working surfaces are uniform air gap surfaces in each magnetic field, the 6 working surfaces are all positioned on the lower end planes of the 3 long track lines, the problems of water accumulation, sediment accumulation and garbage accumulation are avoided, and the E-shaped long track has multiple functions of guiding, positioning, transmission, braking and magnetic levitation; the three-wire rail-embracing type high-speed maglev train system is provided with a plurality of power vehicles, the structures of the power vehicles are the same, the power vehicles are provided with a chassis 32, the upper end of the chassis is provided with a carriage 33, the front end and the rear end of the chassis are provided with connecting hooks 34, the connecting hooks connect the power vehicles into a maglev train, the lower end of the chassis of the power vehicles is provided with a front rail-embracing bogie 35 and a rear rail-embracing bogie 36, the structures of the front rail-embracing bogie and the rear rail-embracing bogie are the same, the rail-embracing bogie is a 3-wire rail-embracing type bogie provided with 6 rail-embracing surfaces, the rail-embracing bogie is provided with a reinforcing plate 37, the left end of the reinforcing plate is provided with a left vertical plate, the lower end of the left vertical plate is provided with a left horizontal magnetic conductive plate 38, the lower end of the left horizontal magnetic conductive plate is provided with a left, the left and right brake shoes are respectively provided with a plurality of sunk screws 42 which fix the left and right brake shoes, the left and right horizontal magnetic conductive plates are symmetrical to the left and right ends of the reinforcing plate, a left rail holding frame 43 and a right rail holding frame 44 are arranged below the middle part of the reinforcing plate, the cross sections of the left and right rail holding frames are in an inverted T shape, the left and right rail holding frames are symmetrical to the central line of the reinforcing plate, the left rail holding frame is provided with a left horizontal iron core plate 45 at the left end, the right rail holding frame is provided with a right horizontal iron core plate 46 at the right end, the left and right horizontal iron core plates are symmetrical to the central line of the reinforcing plate, the left and right horizontal rotor plates are provided with a left horizontal rotor plate 47 at the right end, the right rail holding frame is provided with a right horizontal rotor plate 48 at the left end, the left and right horizontal rotor plates are symmetrical to the central line of the reinforcing plate, the left and right horizontal magnetic conductive plates, the left and right horizontal iron core plates and the left and right horizontal rotor plates are equal to, The right vertical plate, the left rail holding frame, the right rail holding frame, the left and right horizontal magnetic conductive plates, the left and right horizontal iron core plates and the left and right horizontal rotor plates are integrally cast into a framework of a rail holding bogie, the middle parts of the left upper ends of the front rail holding bogie and the rear rail holding bogie are respectively provided with a left air spring 49, the middle parts of the right upper ends of the front rail holding bogie and the rear rail holding bogie are respectively provided with a right air spring 50, the upper ends of the 4 air springs are connected with a chassis, the left and right ends of the left and right rail holding bogies are respectively provided with a left resultant magnetic suspension track and a right resultant magnetic suspension track, the left and right resultant magnetic suspension tracks are respectively composed of a permanent magnet core magnetic suspension and an electromagnetic iron core magnetic suspension, the upper end of the left horizontal magnetic conductive plate of the left permanent magnet core magnetic suspension is provided with a left permanent magnet strip 51, the upper end surface of the left permanent magnet strip is parallel to the left permanent magnet working surface of the left iron core long track, the upper, the upper end surface of the right permanent magnetic strip is parallel to the right permanent magnetic working surface of the right iron core long track, the left and right permanent magnetic strips are formed by arranging a plurality of square permanent magnets 53 with the same size, each square permanent magnet is a strong magnet made of neodymium iron boron material, the polarities of the square permanent magnets are radial, the polarities of the adjacent square permanent magnets are opposite, the permanent magnetic strips are connected with the horizontal magnetic conduction plate by AB glue, the widths of the left and right permanent magnetic strips are equal to the widths of the left and right permanent magnetic working surfaces, the magnetic force lines of the square permanent magnets are conducted by the magnetic conduction plate, so that the long plane of the permanent magnetic strips forms a plurality of small magnetic flux loops, a certain uniform air gap is kept between the plane of the left and right permanent magnetic strips and the left and right permanent magnetic working surfaces, a plurality of closed magnetic fluxes are formed by the small magnetic flux loops and the left and right long iron cores, and strong magnetic field attraction force is generated between the plane of the left and right permanent magnetic strips and the left and right, the magnetic field attraction between the left permanent magnetic strip and the right permanent magnetic strip enables the left permanent magnetic strip and the right permanent magnetic strip to generate automatically aligned acting force to stabilize the left end position and the right end position of the power vehicle, the permanent magnetic core magnetic suspension device is not powered, the gravity of the power vehicle is permanently supported, and the gravity of the power vehicle in no-load state enables a certain uniform air gap to be kept between the left permanent magnetic strip plane and the right permanent magnetic strip plane and between the left permanent magnetic working surface and the right permanent magnetic working surface; the left short iron core 54 is arranged at the upper end of a left horizontal iron core plate of the left electromagnetic iron core magnetic suspension device, a plurality of teeth 55 are arranged at the upper end of the left short iron core, tooth spaces are formed among the teeth, an electromagnetic coil is wound on each tooth, the winding directions of adjacent electromagnetic coils are opposite to each other, the electromagnetic coils are mutually connected in series to form a left electromagnetic coil group 56, a right short iron core 57 is arranged at the upper end of a right horizontal iron core plate, a plurality of teeth 58 are arranged at the upper end of the right short iron core, tooth spaces are formed among the teeth, an electromagnetic coil is wound on each tooth, the winding directions of adjacent electromagnetic coils are opposite to each other, the electromagnetic coils are mutually connected in series to form a right electromagnetic coil group 59, in order to reduce eddy current loss in the moving iron core, the left short iron core and the right short iron core are vertically laminated and formed by a plurality of silicon steel sheets, and the left short iron core and, after the left and right electromagnetic coil groups are electrified, a plurality of teeth form a plurality of small magnetic flux loops on the long planes of the left and right short iron cores, the widths of the left and right short iron cores are equal to the widths of the left and right electromagnetic working faces, a certain uniform air gap is kept between the planes of the left and right short iron cores and the left and right electromagnetic working faces, the plurality of small magnetic flux loops and the left and right long iron cores form a plurality of closed magnetic fluxes, so that strong magnetic field attraction force is generated between the planes of the left and right short iron cores and the left and right electromagnetic working faces to support the gravity of the power vehicle, the widths of the planes of the left and right short iron cores are consistent with the widths of the left and right electromagnetic working faces, and the magnetic field attraction force of the two magnetic cores causes the two magnetic field attraction force to generate automatically aligned action force to stabilize the positions of the left and right ends of the power vehicle, therefore, the sum of the permanent magnetic force of the left and right permanent magnetic core magnetic levitation devices, The right resultant magnetic suspension track can support the gravity of the power vehicle and stabilize the position of the left and right ends of the power vehicle, the left and right resultant magnetic suspension tracks of the front rail-embracing bogie support the front end of the power vehicle, the left and right resultant magnetic suspension tracks of the rear rail-embracing bogie support the rear end of the power vehicle, and 8 working faces of 4 resultant magnetic suspension tracks support to balance the stress of 4 ends of the chassis of the power vehicle, the front rail-embracing bogie and the rear rail-embracing bogie are respectively provided with a magnetic suspension adjuster and brake, the balance of the gravity and the magnetic force of the power vehicle is kept under the control of the adjuster and the brake, the lifting of the power vehicle is controlled, the braking of the magnetic suspension train is realized, and the magnetic suspension adjuster and the brake are respectively provided with a magnetic suspension sensor lifting mechanism, a magnetic suspension sensor, a left and right long iron core, a square wave long edge and a square wave, The device comprises an infrared emission head and an infrared receiving head, wherein the magnetic suspension sensor is 4 displacement sensors which work independently and respectively detect the height change of 4 ends of a chassis of the power vehicle, the middle part of a reinforcing plate is provided with a motor hole, a speed reducing motor 60 is arranged in the motor hole, the center of the speed reducing motor is provided with a screw driving shaft 61, the middle part of a left rail holding frame is provided with a left guide hole, a left guide rod 62 is arranged in the left guide hole, the left end and the right end of the left guide hole are respectively provided with a left guide groove 63, the middle part of the left guide rod is provided with a left emission hole, the left end and the right end of the left emission hole are respectively provided with a left infrared emission head 64, the two ends of the left infrared emission head are positioned in the left guide groove, the right end of the left infrared emission head is provided with a left emission connecting wire, the middle part of the right rail holding frame is provided with a right guide hole 65, the right guide rod, the two ends of the right infrared transmitting head are positioned in the right guide groove, the left end of the right infrared transmitting head is provided with a right transmitting connecting wire, the upper end of the reinforcing plate is provided with a transmission plate 68, the middle part of the transmission plate is provided with a nut hole which is meshed with the screw driving shaft, the two ends of the transmission plate are provided with a left guide rod hole and a right guide rod hole, a left guide rod and a right guide rod are arranged in the left guide rod hole and the right guide rod hole, the upper ends of the left guide rod and the right guide rod are respectively provided with a fastening nut, the two ends of the transmission plate are welded with a left transmission frame 69 and a right transmission frame 70, the left transmission frame and the right transmission frame are both L-shaped and symmetrical to the two ends of the transmission plate, the lower end of the left transmission frame is provided with a left receiving hole, a left infrared receiving head 71 is arranged in the left receiving hole, the left infrared receiving connecting wire 72 is arranged at the left end of the left infrared receiving, the right infrared receiving head corresponds to the right infrared transmitting head, the upper end of the left vertical plate is provided with a left transmission groove 75, the left infrared receiving head is positioned in the left transmission groove, the upper end of the right vertical plate is provided with a right transmission groove 76, the right infrared receiving head is positioned in the left transmission groove, the left infrared transmitting head and the right infrared transmitting head both transmit infrared beams to reach the left infrared receiving head and the right infrared receiving head, the left infrared receiving head and the right infrared receiving head are enabled to have 3 output states according to the state of the infrared beams, when the left long iron core and the right long iron core shield the infrared beams, the left infrared receiving head and the right infrared receiving head output positive voltage regulating signals, when the left long iron core and the right long iron core do not shield the infrared beams, the left infrared receiving head and the right infrared receiving head output negative voltage regulating signals, when the square wave form long edge shields the infrared beams in operation of the maglev train, the pulse infrared beams reach the left infrared receiving head and the right infrared receiving head to output self, the left and right rail embracing frames are respectively provided with a threading hole 79, the output line of the left electromagnetic coil group is combined with the left transmitting connecting line through the threading hole of the left rail embracing frame and then led out from the left threading hole, and the output line of the right electromagnetic coil group is combined with the right transmitting connecting line through the threading hole of the right rail embracing frame and then led out from the right threading hole; when the reducing motor rotates forwards, the screw rod driving shaft drives the transmission plate and the left and right transmission frames to descend, when the reducing motor rotates backwards, the screw rod driving shaft drives the transmission plate and the left and right transmission frames to ascend, the left and right infrared emission heads and the left and right infrared receiving heads ascend or descend along with the left and right transmission frames, the current of the left and right electromagnetic coil sets after being electrified is controlled by a magnetic suspension adjuster and a brake, a plurality of left and right resultant magnetic suspension device tracks support a plurality of front and rear rail-holding bogies, a plurality of front and rear rail-holding bogies support a magnetic suspension train, when the left and right transmission frames ascend, the magnetic suspension train descends, when the magnetic suspension train descends to the state that the left and right brake shoes contact with the left and right brake platforms, the magnetic suspension train generates brake force, the pressure of the left and right brake shoes contacting with the left and right brake platforms is in direct proportion to the brake force, the gravity of the magnetic suspension train can be controlled by controlling the left and right transmission frames to ascend or descend, so that the braking force of the magnetic suspension train is controlled; the three-wire rail-embracing type high-speed maglev train system is provided with a left linear motor and a right linear motor, the left linear motor and the right linear motor have the same structure and are symmetrical to a stator track line, the left linear motor and the right linear motor are 4-pole induction type asynchronous alternating current linear motors, the upper end of a left horizontal rotor plate and the upper end of a right horizontal rotor plate of a rail embracing bogie are respectively provided with a rotor core 80, the rotor cores are formed by vertically overlapping a plurality of silicon steel sheet stamped sheets, the upper end of each rotor core is provided with a plurality of teeth 81 corresponding to the teeth at the lower end of the stator core, the length of each rotor core is equal to the length of the horizontal rotor plate, the width of each rotor core is equal to the width of the stator core, a certain uniform air gap is arranged between the upper plane of each rotor core and the lower plane of the stator core, a plurality of wire slots are, the split slot winding rotor core has the advantages that the number of punched tooth slots is small, each tooth is provided with a concentrated coil, the end part of each coil is short, the force caused by the tooth slot effect is short, the periphery of a plurality of teeth is respectively and horizontally wound with enameled wires, the coils are averagely divided into 3 windings, each winding is a phase coil, the coils of the teeth are fully wound to form a 3-phase coil 82, the electrical angle between the 3-phase coils is 120 degrees, the 3-phase coils are connected into a Y-shaped circuit, 3 motor output lines are led out, the rotor core and the 3-phase coils form a left rotor armature 83 and a right rotor armature 84, the left rotor armature and a stator track line form a left linear motor, and the right rotor armature and the stator track line form a right linear motor; when the magnetic suspension train turns, the curve of the long E-shaped track is arc-shaped, and comprises a stator track line, a left magnetic suspension track line and a right magnetic suspension track line which are concentric arc tracks, in order to ensure the gravity center balance when the high-speed magnetic suspension train turns, the magnetic suspension track line of the outer ring large arc line is higher than the magnetic suspension track line of the inner ring small arc line, so that the train body inclines towards the inner ring when the high-speed magnetic suspension train turns, the left and right resultant magnetic suspension device tracks have an automatic steering function, when the magnetic suspension train turns, the left and right electromagnetic working faces and the left and right permanent magnetic working faces are curved, the turning radius of the magnetic suspension train is large, the lengths of the left and right short iron cores and the left and right permanent magnetic strips are short, the arc lengths of the left and right electromagnetic working faces and the left and right permanent magnetic working faces corresponding to the electromagnetic working faces are approximate to straight lines, and under the automatic positioning function of the left and right, The right resultant magnetic suspension track and the left and right iron core long tracks are mutually attracted, aligned and kept parallel, so that the front and rear ends of the left and right resultant magnetic suspension tracks generate steering torsion to drive the front and rear rail-embracing bogies to automatically steer along with the curve tracks of the left and right long iron cores; preceding embracing rail bogie and back embracing rail bogie all are equipped with left air spring and right air spring, and the chassis is connected to 4 air spring upper ends, and air spring's effect lies in: when the rail embracing bogie turns, horizontal displacement can be generated between the rail embracing bogie and a chassis, an air spring has the characteristic of flexible connection, so that the rail embracing bogie can support the chassis and also has the elastic expansion function in the horizontal direction, the upper end of the chassis is provided with a carriage, the front and rear rail embracing bogies support a section of power vehicle, the section of power vehicle comprises a front left linear motor, a right linear motor, a rear left linear motor, a rear right linear motor, 4 linear motors, a front left resultant magnetic suspension rail, a front right resultant magnetic suspension rail, a rear left resultant magnetic suspension rail, 4 resultant magnetic suspension rails, a front magnetic suspension regulator and a rear magnetic suspension regulator, and a plurality of power vehicles are connected into a whole magnetic suspension train through front and rear hooks on the chassis, so that the traction force, the magnetic suspension force and the braking force of the magnetic suspension; the multiple power vehicles comprise a head power vehicle 85 and a tail power vehicle, the head power vehicle and the tail power vehicle are the same in structure and are power-source power vehicles, machine cabins 86 are arranged at the lower ends of chassis of the multiple power vehicles, high-voltage transformers 87, converters 88, rectifiers 89, storage batteries 90, front magnetic suspension controllers 91, rear magnetic suspension controllers 92, intelligent frequency conversion controllers of front alternating current motors 93 and rear alternating current motors 94 are arranged in the machine cabins of the head power vehicles, the front magnetic suspension controllers, the rear magnetic suspension controllers, the intelligent frequency conversion controllers of the front alternating current motors and the intelligent frequency conversion controllers of the rear alternating current motors are arranged in the machine cabins of the multiple power vehicles, the output ends of the front alternating current motors are connected with motor lines of the front left linear motors and the front right linear motors in each section of power vehicle, and the output ends of the intelligent frequency conversion controllers of the rear alternating current motors are connected with motor lines of the rear left linear motors and the rear right linear motors The front magnetic suspension controller is provided with a left control channel and a right control channel, the output end of the left control channel is connected with a front left electromagnetic coil, the output end of the right control channel is connected with a front right electromagnetic coil, the rear magnetic suspension controller is provided with a left control channel and a right control channel, the output end of the left control channel is connected with a rear left electromagnetic coil, the output end of the left control channel is connected with a rear right electromagnetic coil, the input ends of the front and rear magnetic suspension controllers correspond to the output ends, the front left receiving connecting line and the front right receiving connecting line are correspondingly connected with the rear left receiving connecting line and the rear right receiving connecting line, the front left transmitting connecting line and the front right transmitting connecting line are connected with the infrared output end of the front magnetic suspension controller, and the rear left transmitting connecting line and the rear right transmitting connecting line are connected with the infrared output end of the rear magnetic suspension controller, so that the electromagnetic suspension force of 4 ends of the power vehicle is respectively and independently controlled; an insulating frame 95 is arranged on the roof of the locomotive power vehicle, a pantograph 96 is arranged at the upper end of the insulating frame, the upper end of the pantograph is connected with a contact network 97, the contact network transmits 27KV single-phase alternating current, the pantograph transmits the 27KV single-phase alternating current of the contact network to a high-voltage transformer, the high-voltage transformer outputs 2000V single-phase alternating current to be transmitted to power ends of a plurality of alternating current motor intelligent variable frequency controllers, the high-voltage transformer outputs low-voltage single-phase alternating current to be transmitted to a rectifier, the rectifier outputs a low-voltage direct current power supply to charge a storage battery pack, the storage battery pack supplies power to the plurality of magnetic suspension controllers, the contact network is powered off, the storage battery pack ensures the power supply of the magnetic suspension controllers, when the load of the magnetic suspension train is reduced, the left and right long iron cores shield infrared beams, the left and right infrared receiving heads output, the magnetic force of the left and right electromagnetic iron core magnetic suspension devices is enhanced to generate upward left and right magnetic suspension resultant force, when the magnetic suspension train rises to the left and right long iron cores and does not shield the infrared light beam, the left and right infrared receiving heads output negative voltage regulating signals to the input end of the magnetic suspension controller, the magnetic suspension controller outputs gradually reduced DC voltage to the left electromagnetic coil and the right electromagnetic coil to enable the magnetic suspension train to descend, when the left and right waveform long-edge iron cores shield the infrared light beam during the running of the magnetic suspension train, the left and right infrared receiving heads output self-holding signals to the input end of the magnetic suspension controller, and the magnetic suspension controller outputs self-holding DC voltage to the left electromagnetic coil and the right electromagnetic coil to enable the magnetic suspension state of the magnetic suspension train to be stable; the power-driven vehicle is provided with a cab 98, an operating platform 99 is arranged in the cab, a speed regulator is arranged on the operating platform, a vehicle speed display 100 is arranged at the front end of the operating platform, the speed regulator is provided with a speed regulating rod 101, a fulcrum shaft 102 is arranged in the middle of the speed regulating rod, two ends of the fulcrum shaft are arranged at the left end and the right end of the operating platform, an upper support 103 and a lower support 104 are arranged at the lower end of the speed regulating rod, the upper support and the lower support form an equilateral right-angle shape, an upper square permanent magnet 105 is fixed at the front lower end of the upper support, a lower square permanent magnet 106 is fixed at the front lower end of the lower support, the polarities of the upper square permanent magnet and the lower square permanent magnet are opposite, a speed regulating Hall element 107 is arranged between the upper square permanent magnet and the lower square permanent magnet, the speed regulating Hall element is positioned on an arc track of the upper square permanent magnet and, the speed regulating Hall element outputs a high voltage signal, the handle is pulled back to the bottom, the lower square permanent magnet is close to the speed regulating Hall element, the speed regulating Hall element outputs a low voltage signal, the speed regulating Hall element is positioned between the upper square permanent magnet and the lower square permanent magnet, the speed regulating Hall element outputs a medium voltage signal, the signal voltage output by the speed regulating Hall element is a high voltage and a low voltage which are linearly changed in the process of forward and backward pushing and pulling of the handle, the output end of the speed regulating Hall element is connected with the speed regulating ends of a plurality of intelligent variable frequency controllers of alternating current motors, the output ends of the plurality of intelligent variable frequency controllers of the alternating current motors are respectively connected with the output lines of a plurality of left linear motors and a plurality of right linear motors, the linear speed of a rotor armature of the 4-pole induction type asynchronous alternating current linear motor is in direct proportion to the frequency of the alternating voltage, the linear speed, the signal voltage of the speed regulating end of the intelligent variable frequency controller of the alternating current motor is high and low and is in direct proportion to the alternating current voltage and the frequency output by the intelligent variable frequency controller of the alternating current motor, when a speed regulator handle is pushed forwards, the intelligent variable frequency controller of the alternating current motor outputs alternating current frequency and alternating current voltage which change from low to high and outputs the alternating current frequency and the alternating current voltage to rotor armatures of the left and right linear motors, 3 alternating current enables the rotor armatures to generate a plurality of active moving magnetic fields, the plurality of moving magnetic fields enable a plurality of short-circuit aluminum coils of a stator core to induce a plurality of eddy currents, the plurality of eddy currents enable the stator core to generate a plurality of passive moving magnetic fields, the stator core corresponds to the rotor armatures, and the alternating frequency of the moving magnetic fields of the stator core is lower than the alternating frequency of the moving magnetic fields of the rotor armatures, therefore, the stator core and the rotor armature move relatively, so that the stator core pulls the rotor armature to move forward, the alternating current motor intelligent frequency conversion controller outputs alternating current frequency and alternating current voltage which change from low to high to control the speed of the magnetic suspension train, the left and right linear motors pull the magnetic suspension train to operate in a wide range from low speed to high speed, the maximum speed of the magnetic suspension train is about 600 km/h, the left and right linear motors are designed to have the highest efficiency when operating in a high speed range, although the left and right linear motors have low efficiency and small traction force when operating in a low speed range, the left and right linear motors have enough power, so the left and right linear motors can meet the traction force requirement when the magnetic suspension train operates from start to the low speed range, and the motor efficiency is low when operating in the low speed range, the start is slow, and certain loss is caused, but the whole operation time is short, and the total loss influence is not great; the left side of the speed regulator is provided with a brake regulator, the structure of the brake regulator is the same as that of the speed regulator, a base of the brake regulator is provided with a brake Hall element, the lower end of an operating platform is provided with a brake controller 110, an output line of the brake Hall element is connected with an input end of the brake controller, a power supply end of the brake controller is connected with a storage battery, an output end of the brake controller is connected with a plurality of speed reducing motors, the speed reducing motors are permanent magnet direct current motors integrated with the speed reducer, when a handle of the brake regulator is pulled backwards, the brake controller outputs forward direct current voltage which changes from low to high to the plurality of speed reducing motors, the plurality of speed reducing motors are driven in a forward rotation mode to enable a plurality of left and right transmission frames to descend and a magnetic suspension train to ascend, when the handle of the brake regulator is pushed forwards, the brake controller outputs reverse direct, the left and right transmission frames are ascended, the maglev train descends, the forward and backward push-pull speed of the handle of the brake adjuster is high, the lifting speed of the maglev train is high, the forward and backward push-pull speed of the handle of the brake adjuster is low, the lifting speed of the maglev train is low, when the magnetic suspension train descends to the position where the left and right shoes contact the left and right brake platforms, the magnetic suspension train starts to brake, the braking force is the gravity of the magnetic suspension train and the friction coefficients between the left and right shoes and the left and right brake platforms, the braking adjuster can control the gravity of the magnetic suspension train, the braking force is the largest when the handle of the braking adjuster is pulled backwards to the bottom, the braking effect is the best, the magnetic suspension force is the largest when the handle of the braking adjuster is pushed forwards to the bottom, the height of the magnetic suspension is the best, and the magnetic suspension heights of a plurality of left and right resultant magnetic suspension device tracks are all stabilized to be about 10 mm; the left end of the left long iron core is provided with a left long sliding plate 111, the right end of the right long iron core is provided with a right long sliding plate 112, a left vertical plate of a rail holding bogie of the locomotive power vehicle is provided with a left carbon brush contactor 113, a right vertical plate is provided with a right carbon brush contactor 114, rear ends 1/4 of the left vertical plate and the right vertical plate of the front rail holding bogie are respectively provided with a front carbon brush contactor, the front carbon brush contactor is provided with a front cylindrical carbon brush frame 115, a front cylindrical carbon brush 116 is arranged in the front cylindrical carbon brush frame, the outer end of the front cylindrical carbon brush is provided with a front spring 117, the center of the front cylindrical carbon brush is provided with a front lead, the front lead is connected with the front rail holding bogie, and the left front cylindrical carbon brush and the right cylindrical carbon brush are respectively contacted with the left long sliding plate and the right; a rear carbon brush contactor is arranged at 1/4 positions of the front ends of a left vertical plate and a right vertical plate of the rear rail embracing bogie and is provided with a rear cylindrical carbon brush frame 118, a rear cylindrical carbon brush 119 is arranged in the rear cylindrical carbon brush frame, a rear spring 120 is arranged at the outer end of the rear cylindrical carbon brush, a rear lead is arranged in the center of the rear cylindrical carbon brush and is connected with the rear rail embracing bogie, and the left rear cylindrical carbon brush and the right rear cylindrical carbon brush are respectively contacted with the left long sliding plate and the right long sliding plate under the pressure of the rear spring; when the magnetic suspension train runs, the left cylindrical carbon brushes and the right cylindrical carbon brushes are respectively in sliding contact with the left long sliding plate and the right long sliding plate, and when the magnetic suspension train floats up and down, the left cylindrical carbon brushes and the right cylindrical carbon brushes are always in sliding contact within the width range of the left long sliding plate and the right long sliding plate; and a plurality of grounding return lines are arranged on the bases of the left magnetic suspension track line and the right magnetic suspension track line, and are connected to the grounding end of the high-voltage transformer through the left magnetic suspension track line, the right magnetic suspension track line, the left long sliding plate, the right long sliding plate, the front carbon brush contactor, the rear carbon brush contactor, the front embracing rail bogie, the rear embracing rail bogie and the chassis.
The structure form and construction cost of the three-wire rail-embracing type high-speed maglev train system are almost the same as those of the prior wheel rail type high-speed rail train system, overhead contact nets of the two are single-phase high-voltage wires, stator track lines, left maglev track lines and right maglev track lines of a long E-shaped rail can be constructed on a flat ground, a bridge and an overhead frame like the left I-shaped rail lines and the right I-shaped rail lines of the high-speed rail, the stator track lines arranged on the center line of the long E-shaped rail are long stators of a left linear motor and a right linear motor, the left maglev track lines and the right maglev track lines are long stators of a left resultant magnetic suspension track and a right resultant magnetic suspension track, the resultant magnetic suspension track supports the gravity of the train by utilizing the suction force of a plurality of closed-circuit magnetic fluxes, the resistance of the plurality of closed-circuit magnetic fluxes exists when the train operates, the resistance of the plurality of closed, the magnetic resistance of the resultant magnetic suspension device track is naturally small, the running resistance of the high-speed magnetic suspension train is almost the same as that of the magnetic suspension train in the prior art, the running resistance of the high-speed magnetic suspension train is much smaller than that of the wheel track type high-speed railway train in the prior art, the speed of the magnetic suspension train can be obviously improved to 600 kilometers per hour, the rotor armatures of the high-speed left and right linear motors are small in size and large in power density, the traction efficiency is high during high-speed running, the magnetic suspension controller automatically adjusts the stable state of the magnetic suspension of the train according to the load capacity of the train, the left magnetic suspension track line and the right magnetic suspension track line are in the form of long high platforms, when the train runs in the high-speed magnetic suspension state, the left and right long high platforms support the two sides of the whole train, the gravity center of the train is reduced, the stability and the safety are improved, the reliability of a linear motor driving system and a whole vehicle magnetic suspension system is improved, the whole vehicle magnetic suspension control system is simple, the control of a whole vehicle brake can be compatible, a conventional braking system is omitted, and a front rail embracing bogie and a rear rail embracing bogie of a three-wire rail embracing type high-speed magnetic suspension train system are respectively provided with 6 rail embracing surfaces, so that the high-speed magnetic suspension train can not derail, and the system is safe and reliable.

Claims (2)

1. A three-wire rail-holding type high-speed maglev train system comprises a long track subgrade, a chevron-shaped long track, a left maglev track line, a right maglev track line, a stator track line, a long iron core, a short iron core, an electromagnetic coil, a permanent magnetic strip, a reinforcing plate, a rail holding frame, a horizontal magnetic conductive plate, a horizontal iron core plate, a horizontal motion daughter plate, a rotor armature, a brake shoe, a maglev regulator and brake, a resultant maglev track, a permanent magnet core maglev, an electromagnetic iron core maglev, a maglev sensor, a power vehicle, a headstock power vehicle, a tailstock power vehicle, a maglev train, a front rail-holding bogie, a rear rail-holding bogie, a chassis, a carriage, a left linear motor, a right linear motor, a 4-pole induction type asynchronous alternating current linear motor, a machine cabin, a high-voltage transformer, a converter, a rectifier, speed regulator, brake adjuster and brake controller, its characterized in that: the three-line rail-embracing type high-speed maglev train system is provided with a long rail roadbed, the long rail roadbed is the same as the long high-speed rail roadbed and is a bearing long platform which is built along a road line and laid by using stones, an inverted-V-shaped long rail is arranged on the long rail road roadbed, the cross section of the inverted-V-shaped long rail is inverted-V-shaped, the inverted-V-shaped long rail is provided with a plurality of reinforced concrete cross beams (1), the reinforced concrete cross beams are equally spaced and mutually parallel and are arranged on the long rail road roadbed in order, the middle parts of the upper parts of the plurality of reinforced concrete cross beams are provided with stator rail lines (2), the upper end of each stator rail line is provided with a square long iron (3), the left end of the square long iron is provided with a left stator core (4), the right end of the square long iron is provided with a right stator core (5), the left stator core is provided with a plurality of left, The right screws correspond to each other, the left stator core and the right stator core are respectively fixed at the left end and the right end of the square long iron by the left screw and the right screw, in order to reduce the eddy current loss in the iron cores, the left stator core and the right stator core are vertically overlapped by a plurality of silicon steel sheets to form a strip shape, the lower ends of the left stator core and the right stator core are respectively provided with a plurality of teeth, a plurality of tooth spaces are formed among the teeth, a plurality of left short-circuit aluminum coils (8) are cast in the tooth spaces of the left stator core, a plurality of right short-circuit aluminum coils (9) are cast in the tooth spaces of the right stator core, the left short-circuit aluminum coils and the right short-circuit aluminum coils are respectively positioned at the lower ends of the left stator core and the right stator core, the upper ends of the left stator core and the right stator core are respectively consistent with the upper end of the square long iron, the lower ends of the left stator core and the right stator core are respectively protruded out of the lower plane of the, the lower end of the stator track line is provided with a base (12), the middle parts of the reinforced concrete cross beams are provided with double screw nails (13 and 14), the base of the stator track line is provided with a plurality of left screw holes and a plurality of right screw holes, the double screw nails correspond to the left screw holes and the right screw holes, and the stator track line is fastened on the central lines of the upper surfaces of the reinforced concrete cross beams by the double screws; the left side of the upper surfaces of the reinforced concrete cross beams is provided with a left magnetic suspension track line, the upper end of the left magnetic suspension track line is provided with a left long iron (15), the left end of the left long iron is provided with a left long iron core (16), the right end of the left long iron is provided with a right long iron core (17), the left long iron core is provided with a plurality of left screws (18), the right long iron core is provided with a plurality of right screws (19), the left long iron is provided with a plurality of nut holes corresponding to the left and right screws, the left and right long iron cores are respectively fixed at the left and right ends of the left long iron core by the left and right screws, in order to reduce the eddy current loss in the iron cores, the left and right long iron cores are manufactured by vertically superposing a plurality of silicon steel sheets, the integral cross section of the left magnetic suspension track line is in an earth shape, the upper end plane of the left long iron protrudes out of the upper end planes of the left and right long iron cores, the protruding, The lower end plane of the right long iron core protrudes out of the lower end plane of the left long iron to form a left permanent magnet working surface (21) and a right electromagnetic working surface (22) of a left magnetic suspension track line, left double screw nails (23, 24) are arranged on the left sides of a plurality of reinforced concrete crossbeams, a left base (25) is arranged at the lower end of the left magnetic suspension track line, the left base is provided with a plurality of left screw holes and a plurality of right screw holes, the left double screw nails correspond to the left screw holes and the right screw holes, the left magnetic suspension track line is fastened on the left sides of the upper surfaces of the plurality of reinforced concrete crossbeams by the left double screw nails, a right magnetic suspension track line (26) is arranged on the right sides of the upper surfaces of the plurality of reinforced concrete crossbeams, the left magnetic suspension track line and the right magnetic suspension line have the same structure and are symmetrical to the stator track line, right double screw nails (27, 28) are arranged on the right sides of the plurality of reinforced concrete crossbeams, a right base (29) is arranged at, the right double screw nails correspond to the left screw hole and the right screw hole, a plurality of right double screw nuts fasten the right magnetic suspension track line on the right side of the upper surfaces of a plurality of reinforced concrete cross beams, the left upper end of the left base is provided with a left braking platform (30), the right upper end of the right base is provided with a right braking platform (31), the stator track line, the left magnetic suspension track line and the right magnetic suspension track line are 3 mutually parallel long track lines, the left linear stator working surface and the right linear stator working surface of the stator track line and the left permanent magnet working surface and the right electromagnetic working surface of the left magnetic suspension track line and the right magnetic suspension track line are 6 working surfaces in total, are uniform air gap surfaces in each magnetic field, are all positioned on the lower end planes of 3 long track lines, and have no problems of water accumulation, sediment accumulation and garbage accumulation, and the long inverted V-shaped track has multiple functions of guiding, positioning, transmission, braking and magnetic suspension; the three-wire rail-embracing type high-speed maglev train system is provided with a plurality of power vehicles, the structures of the power vehicles are the same, the power vehicles are provided with a chassis (32), the upper end of the chassis is provided with a carriage (33), the front end and the rear end of the chassis are provided with connecting hooks (34), the connecting hooks connect the power vehicles into a maglev train, the lower end of the chassis of the power vehicles is provided with a front rail-embracing bogie (35) and a rear rail-embracing bogie (36), the structures of the front rail-embracing bogie and the rear rail-embracing bogie are the same, the rail-embracing bogie is a 3-wire rail-embracing type bogie provided with 6 rail-embracing surfaces, the rail-embracing bogie is provided with a reinforcing plate (37), the left end of the reinforcing plate is provided with a left vertical plate, the lower end of the left vertical plate is provided with a left horizontal magnetic conductive plate (38), the lower end of the, the lower end of the right horizontal magnetic conductive plate is provided with a right brake shoe sheet (41), the left brake shoe sheet and the right brake shoe sheet are respectively provided with a plurality of countersunk screws (42), the left brake shoe sheet and the right brake shoe sheet are fixed by the countersunk screws, the left horizontal magnetic conductive plate and the right horizontal magnetic conductive plate are symmetrical to the left end and the right end of the reinforcing plate, the lower part of the middle part of the reinforcing plate is provided with a left rail holding frame (43) and a right rail holding frame (44), the cross sections of the left rail holding frame and the right rail holding frame are all in an inverted T shape, the left rail holding frame and the right rail holding frame are symmetrical to the central line of the reinforcing plate, the left horizontal iron core plate (45) is arranged at the left end of the left rail holding frame, the right end of the right rail holding frame is provided with a right horizontal iron core plate (46), the left horizontal iron core plate and the right horizontal iron core plate are symmetrical to the central line of the reinforcing plate, the left horizontal movable plate (47) is arranged at the right end of the left rail holding, The length of the right horizontal translational daughter board is equal to that of the rail-embracing bogie, the reinforcing plate, the left vertical plate, the right vertical plate, the left rail-embracing frame, the right rail-embracing frame, the left and right horizontal magnetic-conducting plates, the left and right horizontal iron core plates and the left and right horizontal rotor plates are integrally cast into a framework of the rail-embracing bogie, the middle parts of the left upper ends of the front rail-embracing bogie and the rear rail-embracing bogie are respectively provided with a left air spring (49), the middle parts of the right upper ends of the front rail-embracing bogie and the rear rail-embracing bogie are respectively provided with a right air spring (50), the upper ends of the 4 air springs are connected with a chassis, the left and right ends of the left and right rail-embracing bogies are respectively provided with a left resultant magnetic suspension track and a right resultant magnetic suspension track, the left and right resultant magnetic suspension tracks are both composed of a permanent magnetic suspension and an electromagnetic iron core magnetic, the upper end surface of the left permanent magnet strip is correspondingly parallel to the left permanent magnet working surface of the left iron core long track, the upper end of the right horizontal magnetic conduction plate of the right permanent magnet core magnetic suspension device is provided with a right permanent magnet strip (52), the upper end surface of the right permanent magnet strip is correspondingly parallel to the right permanent magnet working surface of the right iron core long track, the left permanent magnet strip and the right permanent magnet strip are both formed by arranging a plurality of square permanent magnets (53) with the same size, the square permanent magnets are strong magnets made of neodymium iron boron materials, the polarities of the square permanent magnets are radial, the polarities of the adjacent square permanent magnets are opposite, the permanent magnet strips are connected with the horizontal magnetic conduction plate by AB glue, the widths of the left permanent magnet strip and the right permanent magnet strip are equal to the widths of the left permanent magnet working surface and the right permanent magnet working surface, the magnetic lines of the square permanent magnets pass through the magnetic conduction plate, so that the long planes of the permanent magnet strips form a, the magnetic suspension device of the permanent magnet core is not powered, permanently supports the gravity of the power vehicle and the gravity of the power vehicle when the power vehicle is idle, so that a certain uniform air gap is kept between the plane of the left permanent magnet strip and the plane of the right permanent magnet strip and the left permanent magnet working surface and the right permanent magnet working surface; the upper end of a left horizontal iron core plate of the left electromagnetic iron core magnetic suspension device is provided with a left short iron core (54), the upper end of the left short iron core is provided with a plurality of teeth (55), tooth spaces are formed among the teeth, each tooth is wound with an electromagnetic coil, the winding directions of adjacent electromagnetic coils are opposite, the electromagnetic coils are mutually connected in series to form a left electromagnetic coil group (56), the upper end of a right horizontal iron core plate is provided with a right short iron core (57), the upper end of the right short iron core is provided with a plurality of teeth (58), the tooth spaces are formed among the teeth, each tooth is wound with an electromagnetic coil, the winding directions of adjacent electromagnetic coils are opposite, the electromagnetic coils are mutually connected in series to form a right electromagnetic coil group (59), in order to reduce the eddy current loss in the iron core in motion, the left and right short iron cores are vertically formed by overlapping a plurality of silicon steel sheets, and the left and right short iron cores are connected with the left and right, after the left and right electromagnetic coil groups are electrified, a plurality of teeth form a plurality of small magnetic flux loops on the long planes of the left and right short iron cores, the widths of the left and right short iron cores are equal to the widths of the left and right electromagnetic working faces, a certain uniform air gap is kept between the planes of the left and right short iron cores and the left and right electromagnetic working faces, the plurality of small magnetic flux loops and the left and right long iron cores form a plurality of closed magnetic fluxes, so that strong magnetic field attraction force is generated between the planes of the left and right short iron cores and the left and right electromagnetic working faces to support the gravity of the power vehicle, the widths of the planes of the left and right short iron cores are consistent with the widths of the left and right electromagnetic working faces, and the magnetic field attraction force of the two magnetic cores causes the two magnetic field attraction force to generate automatically aligned action force to stabilize the positions of the left and right ends of the power vehicle, therefore, the sum of the permanent magnetic force of the left and right permanent magnetic core magnetic levitation devices, The right resultant magnetic suspension track can support the gravity of the power vehicle and stabilize the position of the left and right ends of the power vehicle, the left and right resultant magnetic suspension tracks of the front rail-embracing bogie support the front end of the power vehicle, the left and right resultant magnetic suspension tracks of the rear rail-embracing bogie support the rear end of the power vehicle, and 8 working faces of 4 resultant magnetic suspension tracks support to balance the stress of 4 ends of the chassis of the power vehicle, the front rail-embracing bogie and the rear rail-embracing bogie are respectively provided with a magnetic suspension adjuster and brake, the balance of the gravity and the magnetic force of the power vehicle is kept under the control of the adjuster and the brake, the lifting of the power vehicle is controlled, the braking of the magnetic suspension train is realized, and the magnetic suspension adjuster and the brake are respectively provided with a magnetic suspension sensor lifting mechanism, a magnetic suspension sensor, a left and right long iron core, a square wave long edge and a square wave, The device comprises an infrared emission head and an infrared receiving head, wherein the magnetic suspension sensor is 4 displacement sensors which work independently and respectively detect the height change of 4 ends of a chassis of the power vehicle, the middle part of a reinforcing plate is provided with a motor hole, a speed reducing motor (60) is arranged in the motor hole, the center of the speed reducing motor is provided with a screw driving shaft (61), the middle part of a left rail holding frame is provided with a left guide hole, a left guide rod (62) is arranged in the left guide hole, the left and right ends of the left guide hole are respectively provided with a left guide groove (63), the middle part of the left guide rod is provided with a left emission hole, a left infrared emission head (64) is arranged in the left emission hole, the two ends of the left infrared emission head are positioned in the left guide groove, the right end of the left infrared emission head is provided with a left emission connecting wire, the middle part of the right rail holding frame is provided with a right guide hole (65), the right guide rod, a right infrared transmitting head (67) is arranged in the right transmitting hole, two ends of the right infrared transmitting head are positioned in the right guide groove, the left end of the right infrared transmitting head is provided with a right transmitting connecting wire, the upper end of the reinforcing plate is provided with a transmission plate (68), the middle part of the transmission plate is provided with a nut hole, the nut hole is meshed with the screw driving shaft, two ends of the transmission plate are provided with a left guide rod hole and a right guide rod hole, a left guide rod and a right guide rod are arranged in the left guide rod hole and the right guide rod hole, the upper ends of the left guide rod and the right guide rod are respectively provided with a fastening nut, a left transmission frame (69) and a right transmission frame (70) are welded at two ends of the transmission plate, the left transmission frame and the right transmission frame are both L-shaped and are symmetrical to two ends of the transmission plate, the lower end of the left transmission frame is provided with a left receiving hole, a left infrared receiving head (71, a right infrared receiving head (73) is arranged in the right receiving hole, a right receiving connecting line (74) is arranged at the right end of the right infrared receiving head, the right infrared receiving head corresponds to the right infrared transmitting head, a left transmission groove (75) is arranged at the upper end of a left vertical plate, the left infrared receiving head is positioned in the left transmission groove, a right transmission groove (76) is arranged at the upper end of the right vertical plate, the right infrared receiving head is positioned in the left transmission groove, the left infrared transmitting head and the right infrared transmitting head both transmit infrared beams to the left infrared receiving head and the right infrared receiving head, the left infrared receiving head and the right infrared receiving head have 3 output states according to the states of the infrared beams, when the infrared beams are shielded by the left long iron core and the right long iron core, the left infrared receiving head and the right infrared receiving head output positive pressure regulating signals, when the infrared beams are not shielded by the left long iron core and the right long iron core, the left infrared receiving head and the right infrared receiving head output negative pressure regulating, enabling the left infrared receiving head and the right infrared receiving head to output self-holding signals, wherein the reinforcing plate is provided with a left threading hole (77) and a right threading hole (78), the left rail holding frame and the right rail holding frame are both provided with threading holes (79), an output line of the left electromagnetic coil group is combined with the left transmitting connecting line through the threading holes of the left rail holding frame and then led out from the left threading hole, and an output line of the right electromagnetic coil group is combined with the right transmitting connecting line through the threading holes of the right rail holding frame and then led out from the right threading hole; when the reducing motor rotates forwards, the screw rod driving shaft drives the transmission plate and the left and right transmission frames to descend, when the reducing motor rotates backwards, the screw rod driving shaft drives the transmission plate and the left and right transmission frames to ascend, the left and right infrared emission heads and the left and right infrared receiving heads ascend or descend along with the left and right transmission frames, the current of the left and right electromagnetic coil sets after being electrified is controlled by a magnetic suspension adjuster and a brake, a plurality of left and right resultant magnetic suspension device tracks support a plurality of front and rear rail-holding bogies, a plurality of front and rear rail-holding bogies support a magnetic suspension train, when the left and right transmission frames ascend, the magnetic suspension train descends, when the magnetic suspension train descends to the state that the left and right brake shoes contact with the left and right brake platforms, the magnetic suspension train generates brake force, the pressure of the left and right brake shoes contacting with the left and right brake platforms is in direct proportion to the brake force, the gravity of the magnetic suspension train can be controlled by controlling the left and right transmission frames to ascend or descend, so that the braking force of the magnetic suspension train is controlled; the three-wire rail-embracing type high-speed maglev train system is provided with a left linear motor and a right linear motor, the left linear motor and the right linear motor have the same structure and are symmetrical to a stator track line, the left linear motor and the right linear motor are 4-pole induction type asynchronous alternating current linear motors, the upper end of a left horizontal rotor plate and the upper end of a right horizontal rotor plate of a rail embracing bogie are respectively provided with a rotor core (80), the rotor core is formed by vertically overlapping a plurality of silicon steel sheet stamped sheets, the upper end of the rotor core is provided with a plurality of teeth (81) corresponding to the teeth at the lower end of the stator core, the length of the rotor core is equal to the length of a horizontal translational daughter plate, the width of the rotor core is equal to the width of the stator core, a certain uniform air gap is arranged between the upper plane of the rotor core and the lower plane of the stator core, a plurality of wire, the split slot winding rotor core has the advantages that the number of punched tooth slots is small, each tooth is provided with a concentrated coil, the end part of each coil is short, the force caused by the tooth slot effect is short, the periphery of a plurality of teeth is respectively and horizontally wound with enameled wires, the coils are averagely divided into 3 windings, each winding is a phase coil, the coils of the teeth are fully wound to form a 3-phase coil (82), the electrical angle between the 3-phase coils is 120 degrees, the 3-phase coils are connected into a Y-shaped circuit, 3 motor output lines are led out, the rotor core and the 3-phase coils form a left rotor armature (83) and a right rotor armature (84), the left rotor armature and a stator track line form a left linear motor, and the right rotor armature and the stator line form a right linear motor; when the magnetic suspension train turns, the curve of the long E-shaped track is arc-shaped, and comprises a stator track line, a left magnetic suspension track line and a right magnetic suspension track line which are concentric arc tracks, in order to ensure the gravity center balance when the high-speed magnetic suspension train turns, the magnetic suspension track line of the outer ring large arc line is higher than the magnetic suspension track line of the inner ring small arc line, so that the train body inclines towards the inner ring when the high-speed magnetic suspension train turns, the left and right resultant magnetic suspension device tracks have an automatic steering function, when the magnetic suspension train turns, the left and right electromagnetic working faces and the left and right permanent magnetic working faces are curved, the turning radius of the magnetic suspension train is large, the lengths of the left and right short iron cores and the left and right permanent magnetic strips are short, the arc lengths of the left and right electromagnetic working faces and the left and right permanent magnetic working faces corresponding to the electromagnetic working faces are approximate to straight lines, and under the automatic positioning function of the left and right, The right resultant magnetic suspension track and the left and right iron core long tracks are mutually attracted, aligned and kept parallel, so that the front and rear ends of the left and right resultant magnetic suspension tracks generate steering torsion to drive the front and rear rail-embracing bogies to automatically steer along with the curve tracks of the left and right long iron cores; preceding embracing rail bogie and back embracing rail bogie all are equipped with left air spring and right air spring, and the chassis is connected to 4 air spring upper ends, and air spring's effect lies in: when the rail embracing bogie turns, horizontal displacement can be generated between the rail embracing bogie and a chassis, an air spring has the characteristic of flexible connection, so that the rail embracing bogie can support the chassis and also has the elastic expansion function in the horizontal direction, the upper end of the chassis is provided with a carriage, the front and rear rail embracing bogies support a section of power vehicle, the section of power vehicle comprises a front left linear motor, a right linear motor, a rear left linear motor, a rear right linear motor, 4 linear motors, a front left resultant magnetic suspension rail, a front right resultant magnetic suspension rail, a rear left resultant magnetic suspension rail, 4 resultant magnetic suspension rails, a front magnetic suspension regulator and a rear magnetic suspension regulator, and a plurality of power vehicles are connected into a whole magnetic suspension train through front and rear hooks on the chassis, so that the traction force, the magnetic suspension force and the braking force of the magnetic suspension; the multiple power vehicles comprise a head power vehicle (85) and a tail power vehicle, the head power vehicle and the tail power vehicle have the same structure and are power-source power vehicles, the lower ends of the chassis of the multiple power vehicles are provided with a machine cabin (86), the machine cabin of the head power vehicle is internally provided with a high-voltage transformer (87), a converter (88), a rectifier (89), a storage battery (90), a front magnetic suspension controller (91), a rear magnetic suspension controller (92), a front alternating current motor intelligent frequency conversion controller (93) and a rear alternating current motor intelligent frequency conversion controller (94), the machine cabins of the multiple power vehicles are internally provided with a front magnetic suspension controller, a rear magnetic suspension controller, a front alternating current motor intelligent frequency conversion controller and a rear alternating current motor intelligent frequency conversion controller, in each power vehicle, the output end of the front alternating current motor intelligent frequency conversion controller is connected with the motor wires of a front left linear motor and a front right linear motor, the output end of the rear AC motor intelligent frequency conversion controller is connected with the motor wires of the rear left linear motor and the rear right linear motor, the front magnetic suspension controller is provided with a left control channel and a right control channel, the output end of the left control channel is connected with a front left electromagnetic coil, the output end of the right control channel is connected with a front right electromagnetic coil, the rear magnetic suspension controller is provided with a left control channel and a right control channel, the output end of the left control channel is connected with a rear left electromagnetic coil, the output end of the left control channel is connected with a rear right electromagnetic coil, the input ends of the front and rear magnetic suspension controllers correspond to the output ends and are correspondingly connected with a front left receiving connecting wire and a front right receiving connecting wire, the front left transmitting connecting wire and the front right transmitting connecting wire are connected with the infrared output end of the front magnetic suspension controller, and the rear left transmitting connecting wire and the rear right transmitting connecting wire, the electromagnetic suspension force of the 4 ends of the power vehicle is controlled independently; an insulating frame (95) is arranged on the top of the locomotive power vehicle, a pantograph (96) is arranged at the upper end of the insulating frame, the upper end of the pantograph is connected with a contact network (97), the contact network transmits 27KV single-phase alternating current, the pantograph transmits the 27KV single-phase alternating current of the contact network to a high-voltage transformer, the high-voltage transformer outputs 2000V single-phase alternating current to be transmitted to power ends of a plurality of alternating current motor intelligent variable frequency controllers, the high-voltage transformer outputs low-voltage single-phase alternating current to be transmitted to a rectifier, the rectifier outputs low-voltage direct current power to charge a storage battery pack, the storage battery pack supplies power to the plurality of magnetic suspension contact network controllers, the storage battery pack is powered off, the storage battery pack ensures the power supply of a magnetic suspension controller, when the load of the magnetic suspension train is reduced, a left long iron core and a right long iron core shield infrared light beams, a, the magnetic force of the left and right electromagnetic iron core magnetic suspension devices is enhanced to generate upward left and right magnetic suspension resultant force, when the magnetic suspension train rises to the left and right long iron cores and does not shield the infrared light beam, the left and right infrared receiving heads output negative voltage regulating signals to the input end of the magnetic suspension controller, the magnetic suspension controller outputs gradually reduced DC voltage to the left electromagnetic coil and the right electromagnetic coil to enable the magnetic suspension train to descend, when the left and right waveform long-edge iron cores shield the infrared light beam during the running of the magnetic suspension train, the left and right infrared receiving heads output self-holding signals to the input end of the magnetic suspension controller, and the magnetic suspension controller outputs self-holding DC voltage to the left electromagnetic coil and the right electromagnetic coil to enable the magnetic suspension state of the magnetic suspension train to be stable; the locomotive power vehicle is provided with a cab (98), an operation table (99) is arranged in the cab, a speed regulator is arranged on the operation table, a vehicle speed display (100) is arranged at the front end of the operation table, the speed regulator is provided with a speed regulating rod (101), a fulcrum shaft (102) is arranged in the middle of the speed regulating rod, two ends of the fulcrum shaft are arranged at the left end and the right end of the operation table, an upper support (103) and a lower support (104) are arranged at the lower end of the speed regulating rod, the upper support and the lower support form an equilateral right-angle shape, an upper permanent magnet (105) is fixed at the front lower end of the upper support, a lower permanent magnet (106) is fixed at the front lower end of the lower support, the polarities of the upper permanent magnet and the lower permanent magnet are opposite to each other, a speed regulating Hall element (107) is arranged between the upper permanent magnet and the lower permanent magnet, the speed regulating Hall, the handle is pushed forward to the head, the upper permanent magnet is close to the speed regulation Hall element, the speed regulation Hall element outputs a high voltage signal, the handle is pulled backward to the bottom, the lower square permanent magnet is close to the speed regulation Hall element, the speed regulation Hall element outputs a low voltage signal, the speed regulation Hall element is positioned between the upper square permanent magnet and the lower square permanent magnet, the speed regulation Hall element outputs a medium voltage signal, in the process of pushing and pulling the handle back and forth, the signal voltage output by the speed regulation Hall element is a high voltage and a low voltage which are linearly changed, the output end of the speed regulation Hall element is connected with the speed regulation ends of a plurality of intelligent variable frequency controllers of alternating current motors, the output ends of the intelligent variable frequency controllers of the alternating current motors are respectively connected with the output lines of a plurality of left linear motors and right linear motors, the linear velocity of a rotor armature of the 4-pole induction, the intelligent variable frequency controller of the alternating current motor converts the speed of the alternating current voltage of the rotor armature into a speed signal which is output to a speed display, the speed display displays the running speed of a magnetic suspension train in real time, the signal voltage at the speed regulating end of the intelligent variable frequency controller of the alternating current motor is high or low and is in direct proportion to the alternating current voltage and the frequency output by the intelligent variable frequency controller of the alternating current motor, when a speed regulator handle is pushed forwards, the intelligent variable frequency controller of the alternating current motor outputs alternating current frequency and alternating current voltage which change from low to high and is output to the rotor armatures of the left and the right linear motors, 3 alternating current enables the rotor armature to generate a plurality of active moving magnetic fields, the plurality of moving magnetic fields enable a plurality of short-circuit aluminum coils of a stator iron core to induce a plurality of electric eddy currents, the plurality of electric eddy currents enable the stator iron core to generate a plurality of passive moving magnetic fields, the alternating frequency of the stator core moving magnetic field is lower than that of the rotor armature moving magnetic field, so the stator core and the rotor armature move relatively, the stator core pulls the rotor armature to move forward, the alternating current motor intelligent frequency conversion controller outputs alternating current frequency and alternating current voltage which change from low to high to control the speed of the magnetic suspension train, a plurality of left and right linear motors pull the magnetic suspension train to operate in a large range from low speed to high speed, the highest speed of the magnetic suspension train is about 600 km/h, the efficiency of the left and right linear motors when operating in the high speed range is the highest, although the efficiency of the left and right linear motors when operating in the low speed range is low and the traction force is small, because the power of the left and right linear motors is large enough, the left and right linear motors can meet the traction force requirement of the magnetic suspension train when operating from start to low speed range, although the motor efficiency is low and the starting is slow to cause certain loss when the motor operates in a low-speed interval, the whole operation time is short and the total loss influence is not large; the left side of the speed regulator is provided with a brake regulator, the structure of the brake regulator is the same as that of the speed regulator, a base of the brake regulator is provided with a brake Hall element, the lower end of an operating platform is provided with a brake controller (110), an output line of the brake Hall element is connected with an input end of the brake controller, a power supply end of the brake controller is connected with a storage battery, an output end of the brake controller is connected with a plurality of speed reducing motors, the speed reducing motors are permanent magnet direct current motors integrated with the speed reducer, when a handle of the brake regulator is pulled backwards, the brake controller outputs forward direct current voltage which changes from low to high to the plurality of speed reducing motors, the plurality of speed reducing motors are driven in forward rotation to enable the plurality of left and right transmission frames to descend and the maglev train to ascend, when the handle of the brake regulator is pushed forwards, the plurality of reducing motors are driven in a reverse rotation way to enable the plurality of left and right transmission frames to ascend and the magnetic suspension train to descend, the forward and backward pushing and pulling speed of the handle of the brake adjuster is high, the ascending and descending speed of the magnetic suspension train is high, the forward and backward pushing and pulling speed of the handle of the brake adjuster is low, and the ascending and descending speed of the magnetic suspension train is low, when the magnetic suspension train descends to the position where the left and right shoes contact the left and right brake platforms, the magnetic suspension train starts to brake, the braking force is the gravity of the magnetic suspension train and the friction coefficients between the left and right shoes and the left and right brake platforms, the braking adjuster can control the gravity of the magnetic suspension train, the braking force is the largest when the handle of the braking adjuster is pulled backwards to the bottom, the braking effect is the best, the magnetic suspension force is the largest when the handle of the braking adjuster is pushed forwards to the bottom, the height of the magnetic suspension is the best, and the magnetic suspension heights of a plurality of left and right resultant magnetic suspension device tracks are all stabilized to be about 10 mm; the left end of the left long iron core is provided with a left long sliding plate (111), the right end of the right long iron core is provided with a right long sliding plate (112), a left vertical plate of a rail holding bogie of the locomotive power vehicle is provided with a left carbon brush contactor (113), a right vertical plate is provided with a right carbon brush contactor (114), the rear ends 1/4 of the left vertical plate and the right vertical plate of the front rail holding bogie are respectively provided with a front carbon brush contactor, the front carbon brush contactor is provided with a front cylindrical carbon brush holder (115), a front cylindrical carbon brush (116) is arranged in the front cylindrical carbon brush holder, the outer end of the front cylindrical carbon brush is provided with a front spring (117), the center of the front cylindrical carbon brush is provided with a front lead, the front lead is connected with the front rail holding bogie, and the left front cylindrical carbon brush and the right cylindrical carbon brush are respectively contacted with the left long sliding plate and; rear carbon brush contactors are arranged at 1/4 positions of the front ends of a left vertical plate and a right vertical plate of the rear rail embracing bogie, each rear carbon brush contactor is provided with a rear cylindrical carbon brush frame (118), a rear cylindrical carbon brush (119) is arranged in each rear cylindrical carbon brush frame, a rear spring (120) is arranged at the outer end of each rear cylindrical carbon brush, a rear lead is arranged in the center of each rear cylindrical carbon brush, each rear lead is connected with the rear rail embracing bogie, and the left rear cylindrical carbon brush and the right rear cylindrical carbon brush are respectively contacted with the left long sliding plate and the right long sliding plate under the pressure of the rear springs; when the magnetic suspension train runs, the left cylindrical carbon brushes and the right cylindrical carbon brushes are respectively in sliding contact with the left long sliding plate and the right long sliding plate, and when the magnetic suspension train floats up and down, the left cylindrical carbon brushes and the right cylindrical carbon brushes are always in sliding contact within the width range of the left long sliding plate and the right long sliding plate; and a plurality of grounding return lines are arranged on the bases of the left magnetic suspension track line and the right magnetic suspension track line, and are connected to the grounding end of the high-voltage transformer through the left magnetic suspension track line, the right magnetic suspension track line, the left long sliding plate, the right long sliding plate, the front carbon brush contactor, the rear carbon brush contactor, the front embracing rail bogie, the rear embracing rail bogie and the chassis.
2. The three-wire rail embracing type high-speed maglev train system according to claim 1, wherein: the structure form and construction cost of the three-wire rail-embracing type high-speed maglev train system are almost the same as those of the prior wheel rail type high-speed rail train system, overhead contact nets of the two are single-phase high-voltage wires, stator track lines, left maglev track lines and right maglev track lines of a long E-shaped rail can be constructed on a flat ground, a bridge and an overhead frame like the left I-shaped rail lines and the right I-shaped rail lines of the high-speed rail, the stator track lines arranged on the center line of the long E-shaped rail are long stators of a left linear motor and a right linear motor, the left maglev track lines and the right maglev track lines are long stators of a left resultant magnetic suspension track and a right resultant magnetic suspension track, the resultant magnetic suspension track supports the gravity of the train by utilizing the suction force of a plurality of closed-circuit magnetic fluxes, the resistance of the plurality of closed-circuit magnetic fluxes exists when the train operates, the resistance of the plurality of closed, the magnetic resistance of the resultant magnetic suspension device track is naturally small, the running resistance of the high-speed magnetic suspension train is almost the same as that of the magnetic suspension train in the prior art, the running resistance of the high-speed magnetic suspension train is much smaller than that of the wheel track type high-speed railway train in the prior art, the speed of the magnetic suspension train can be obviously improved to 600 kilometers per hour, the rotor armatures of the high-speed left and right linear motors are small in size and large in power density, the traction efficiency is high during high-speed running, the magnetic suspension controller automatically adjusts the stable state of the magnetic suspension of the train according to the load capacity of the train, the left magnetic suspension track line and the right magnetic suspension track line are in the form of long high platforms, when the train runs in the high-speed magnetic suspension state, the left and right long high platforms support the two sides of the whole train, the gravity center of the train is reduced, the stability and the safety are improved, the reliability of a linear motor driving system and a whole vehicle magnetic suspension system is improved, the whole vehicle magnetic suspension control system is simple, the control of a whole vehicle brake can be compatible, a conventional braking system is omitted, and a front rail embracing bogie and a rear rail embracing bogie of a three-wire rail embracing type high-speed magnetic suspension train system are respectively provided with 6 rail embracing surfaces, so that the high-speed magnetic suspension train can not derail, and the system is safe and reliable.
CN202010966439.5A 2020-09-15 2020-09-15 Three-line rail-holding type high-speed magnetic suspension train system Withdrawn CN112009258A (en)

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Application Number Priority Date Filing Date Title
CN202010966439.5A CN112009258A (en) 2020-09-15 2020-09-15 Three-line rail-holding type high-speed magnetic suspension train system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010966439.5A CN112009258A (en) 2020-09-15 2020-09-15 Three-line rail-holding type high-speed magnetic suspension train system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11520408B2 (en) * 2018-11-19 2022-12-06 Lg Electronics Inc. Vehicle display apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11520408B2 (en) * 2018-11-19 2022-12-06 Lg Electronics Inc. Vehicle display apparatus

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Application publication date: 20201201