Gear traction high-speed maglev train system
阅读说明：本技术 齿轮牵引高速磁悬浮列车系统 (Gear traction high-speed maglev train system ) 是由 朱幕松 于 2020-07-04 设计创作，主要内容包括：一种齿轮牵引高速磁悬浮列车系统,山字型长轨道的中线安装多功能长轨道,多功能长轨道将左、右传动长齿条和长条形制动板集中在一条轨道线上,使齿轮传动机构和条形板制动机构以及合力磁悬浮器轨道的定位准确,机构稳定、可靠,左、右长高台设置左、右合力磁悬浮器轨道支撑磁悬浮列车的两边,重心低,安全性高,根据列车的载重量自动调整磁悬浮的高度,省去复杂的磁悬浮控制系统,多个高速电动齿轮牵引系统取代昂贵的直线电机驱动系统,多个高速电动齿轮与左、右传动长齿条啮合传动跟随转向架上下浮动,不承受列车的重力,牵引效率高。(A gear traction high-speed maglev train system is characterized in that a multifunctional long rail is arranged on the center line of a herringbone long rail, the multifunctional long rail is used for concentrating a left transmission long rack and a right transmission long rack and a long strip-shaped brake plate on the same rail line, so that the gear transmission mechanism, the strip-shaped plate brake mechanism and a resultant magnetic suspension device rail are accurately positioned, the mechanism is stable and reliable, the left long platform and the right long platform are provided with the left resultant magnetic suspension device rail and the right resultant magnetic suspension device rail for supporting two sides of a maglev train, the gravity center is low, the safety is high, the height of the maglev is automatically adjusted according to the load capacity of the train, a complex maglev control system is omitted, a plurality of high-speed electric gear traction systems replace expensive linear motor driving systems, a plurality of high-speed electric gears are meshed with the left.)
1. A gear traction high-speed maglev train system comprises a long track subgrade, a chevron-shaped long track, a multifunctional long track, a transmission long rack, an iron core long track, a long iron core, a short iron core, an electromagnetic coil, a permanent magnetic strip, a reinforcing plate, a horizontal magnetic conduction plate, a horizontal iron core plate, a shaft bracket, a brake, a resultant force maglev track, a permanent magnetic core maglev device, an electromagnetic iron core maglev device, a maglev sensor, a power vehicle, a power supply power vehicle, a maglev train, a front bogie, a rear bogie, a high-speed electric gear, an outer rotor 4-pole permanent magnet brushless direct current motor, a left machine cabin, a right machine cabin, a high-voltage transformer, a rectifier, a chassis, a carriage, a maglev controller, an intelligent controller: the gear traction high-speed maglev train system is provided with a long track roadbed, the long track roadbed is the same as the long high-speed railway roadbed and is a bearing long platform which is built along a track line and is paved by stones, a herringbone long track is arranged on the long track roadbed, the cross section of the herringbone long track is in a herringbone shape, a plurality of reinforced concrete cross beams (1) are arranged at the lower end of the herringbone long track, the reinforced concrete cross beams are equally spaced and are mutually parallel and are arranged on the long track roadbed in order, a multifunctional long track (2) is arranged in the middle of the upper surface of the reinforced concrete cross beams, a strip-shaped brake plate (3) is arranged at the upper end of the multifunctional long track, a left transmission long rack (4) and a right transmission long rack (5) are arranged at two sides of the multifunctional long track, the left transmission long rack and the right transmission long rack and the strip-shaped brake plate are integrally manufactured into the multifunctional, the lower end of the multifunctional long rail is provided with a base (6), the middle parts of a plurality of reinforced concrete beams are provided with middle double screw nails (7 and 8), the base of the multifunctional long rail is provided with a plurality of left screw holes and a plurality of right screw holes, the middle double screw nails correspond to the left screw holes and the right screw holes, the multifunctional long rail is fastened on the central lines of the reinforced concrete beams by the middle double screw nails, the left side of the upper surface of the reinforced concrete beams is provided with a left iron core long rail (9), the upper end of the left iron core long rail is provided with a square long iron (10), the left end and the right end of the square long iron are provided with a left long iron core (11) and a right long iron core (12), the left long iron core is provided with a plurality of left screws (13), the right long iron core is provided with a plurality of right screws (14), the square long iron is provided with a plurality of nut holes corresponding to the left screw nails and the right screw nails, and the left screw and the right screw, Right-hand member, in order to reduce the eddy current loss in the iron core, said left, right long iron core use multiple silicon steel sheets (15) to superpose and make shaping vertically, the whole cross section of the long orbit of left iron core is the shape of Chinese character 'tu', the upper end plane of the square long iron protrudes from the upper end plane of the left, right long iron core, the protruding part of the upper end of the square long iron is made into the long side of square waveform (16), the lower end plane of the left, right long iron core protrudes from the lower end plane of the square long iron, the protruding part of the lower end of the left, right long iron core forms the left permanent magnetic working surface (17) and right electromagnetic working surface (18), multiple reinforced concrete crossbeams are equipped with the left double screw nail (19) on the left, the base of long orbit of left iron core is equipped with multiple left screw holes and multiple right screw holes, the left double screw nail corresponds to the left, multiple left double screw nails fasten the long orbit of left iron core on the, the right sides of the upper surfaces of the reinforced concrete cross beams are provided with right iron core long rails (20), the right iron core long rails and the left iron core long rails have the same structure and are symmetrical to the multifunctional long rails, the right sides of the reinforced concrete cross beams are provided with right double screw nails (21), a base at the lower end of the right iron core long rails 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 right double screw nails fasten the right iron core long rails on the right sides of the upper surfaces of the reinforced concrete cross beams, the multifunctional long rails, the left iron core long rails, the right iron core long rails, the left iron core long iron cores and the right iron cores are parallel to each other, and the E-shaped long rails have multiple functions of guiding, positioning, transmission, braking and magnetic suspension; the gear traction 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 (22), the upper end of the chassis is provided with a carriage (23), the front end and the rear end of the chassis are provided with connecting hooks (24), 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 power bogie (25) and a rear power bogie (26), the structures of the front power bogie and the rear power bogie are the same, the power bogie is provided with a reinforcing plate (27), 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 (28), the right end of the reinforcing plate is provided with a right vertical plate, the lower end of the right vertical plate is provided with a right horizontal magnetic conductive plate (29), the left horizontal magnetic conductive plate and the right, the cross sections of the left and right shaft brackets are L-shaped, the left and right shaft brackets are symmetrical to the central line of the reinforcing plate, the left end of the left shaft bracket is provided with a left horizontal iron core plate (32), the right end of the right shaft bracket is provided with a right horizontal iron core plate (33), the left and right horizontal iron core plates are symmetrical to the central line of the reinforcing plate, the left vertical plate, the right vertical plate, the left shaft bracket, the right shaft bracket, the left and right horizontal magnetic conductive plates and the left and right horizontal iron core plates are integrally cast into a framework of the power bogie, the middle part of the left upper end of the reinforcing plate is provided with a left air spring (34), the middle part of the right upper end of the reinforcing plate is provided with a right air spring (35), the upper ends of the left and right air springs are connected with a chassis, the left and right ends of the power bogie are provided with a left resultant magnetic suspension track and a right resultant magnetic suspension track, the left and right resultant magnetic suspension track have the same structure and are symmetrical to, the upper end of a left horizontal magnetic conduction plate of the left permanent magnet core magnetic suspension device is provided with a left permanent magnet strip (36), the upper end surface of the left permanent magnet strip is correspondingly parallel to a left permanent magnet working surface of a left iron core long track, the upper end of a right horizontal magnetic conduction plate of the right permanent magnet core magnetic suspension device is provided with a right permanent magnet strip (37), the upper end surface of the right permanent magnet strip is correspondingly parallel to a right permanent magnet working surface of a right iron core long track, the left permanent magnet strip and the right permanent magnet strip are respectively formed by arranging a plurality of square permanent magnets (38) with the same size, each square permanent magnet is a strong magnet made of neodymium iron boron materials, the polarity of each square permanent magnet is radial, the polarities of adjacent square permanent magnets are opposite to each other, 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, 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 faces, a plurality of small magnetic flux loops form a plurality of closed magnetic fluxes, the plurality of closed magnetic fluxes enable the plane of the left and right permanent magnetic strips and the left and right permanent magnetic working faces to generate strong magnetic field attraction force to support the gravity of the power vehicle, meanwhile, the width of the plane of the left and right permanent magnetic strips is consistent with that of the left and right permanent magnetic working faces, the magnetic field attraction force between the left and right permanent magnetic strips generates acting force which enables the left and right permanent magnetic strips to be automatically aligned to stabilize the positions of the left and right ends of the power vehicle, a left short iron core (39) is arranged at the upper end of a left horizontal iron core plate of the left electromagnetic iron core magnetic suspension, a plurality of teeth (40) are arranged at the upper end of the left short iron core, a tooth space is formed between the teeth, an electromagnetic coil is wound on each tooth, the, the upper end of the right horizontal iron core plate is provided with a right short iron core (42), the upper end of the right short iron core is provided with a plurality of teeth (43), tooth sockets are formed among the teeth, each tooth is wound with an electromagnetic coil, the winding directions of the adjacent electromagnetic coils are opposite, the electromagnetic coils are mutually connected in series to form a right electromagnetic coil group (44), in order to reduce the eddy current loss in the iron core in motion, the left short iron core and the right short iron core are vertically overlapped and formed by a plurality of silicon steel sheets (45), the left short iron core and the right short iron core are connected with the left horizontal iron core plate and the right horizontal iron core plate in a welding mode, after the left electromagnetic coil group and the right electromagnetic coil group are electrified, the teeth form a plurality of small magnetic flux loops on the long plane of the left short iron core and the right short iron core, the width of the left short iron core and the right short iron core is equal to the width of the left electromagnetic working face and the right electromagnetic working, the left and right resultant magnetic suspension tracks of the front power bogie support the front end of the power vehicle, and the left and right resultant magnetic suspension tracks of the rear power 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 power bogie and the rear power bogie are respectively provided with a magnetic suspension sensor, the balance of the gravity and the magnetic force of the power vehicle is kept under the control of the magnetic suspension sensors, each magnetic suspension sensor consists of a long iron core, an infrared emission head and an infrared receiving head, the upper ends of the long tracks of the left iron core and the right iron core are respectively provided with a square wave long edge, the upper end of the left shaft bracket is provided with a left emission hole, the left emission hole is internally provided with a left infrared emission head (46), the right end of the left infrared emission head is provided with a left emission connecting wire, the upper end of the right shaft bracket is provided with a right emission hole, the right emission hole is internally provided with a right infrared emission head (47), the left end of the right infrared emission head is provided with a right emission connecting wire, the upper end of the left vertical, the left infrared receiving head corresponds to the left infrared transmitting head, the upper end of the right vertical plate is provided with a receiving hole, the right receiving hole is internally provided with a right infrared receiving head (50), the upper end of the right infrared receiving head is provided with a right receiving connecting wire (51), the right infrared receiving head corresponds to the right infrared transmitting head, 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 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 the running of the magnetic suspension train, pulse type infrared beams reach the left, the reinforcing plate is provided with a left threading hole (52) and a right threading hole (53), the left shaft bracket and the right shaft bracket are both provided with thread holes, the output wire of the left electromagnetic coil group is combined with the left transmitting connecting wire through the thread hole of the left shaft bracket and then led out from the left threading hole, and the output wire of the right electromagnetic coil group is combined with the right transmitting connecting wire through the thread hole of the right shaft bracket and then led out from the right threading hole; the middle parts of the front power bogie and the rear power bogie are respectively provided with a left high-speed electric gear and a right high-speed electric gear, the middle part of the high-speed electric gear is provided with an outer rotor 4-pole permanent magnet brushless direct current motor (54), the center of the outer rotor 4-pole permanent magnet brushless direct current motor is provided with a fixed shaft, the outer circle of the outer rotor 4-pole permanent magnet brushless direct current motor is provided with an outer rotor (55), the outer circle of the outer rotor is fixed with a gear ring (56), the gear ring is made of wear-resistant metal materials, the middle part of the reinforcing plate is provided with an upper left shaft hole and an upper right shaft hole, the lower end of the left shaft frame is provided with a lower left shaft hole, the lower end of the right shaft frame is provided with a lower right shaft hole, the upper left shaft hole and the lower left shaft hole are provided with a left fixed shaft (57), the left shaft hole of the reinforcing plate is fastened by a, the right upper parallel nuts (59 and 60) are fastened in a right shaft hole of the reinforcing plate, the right lower parallel nuts (61 and 62) are fastened in a lower shaft hole of the right shaft frame, so that the right high-speed electric gear is installed in place, the left high-speed electric gear and the right high-speed electric gear are symmetrical to the center line of the power bogie, and the left resultant force magnetic suspension device track and the right resultant force magnetic suspension device track have an automatic positioning function, so that the left gear ring is meshed with the left transmission long rack in a non-pressure manner, and the right gear ring is meshed with the right transmission long rack in a non-pressure; when the maglev train turns, the curve of the long rail in the shape of the Chinese character 'shan' is arc-shaped, and comprises a multifunctional long rail arc line, a left long rail arc line, a right long rail arc line and arc lines of a left long iron core and a right long iron core which are concentric arc lines, in order to ensure the gravity center balance when the high-speed maglev train turns, the long rail of the iron core of the outer large arc line is higher than that of the long rail of the iron core of the inner small arc line, so that the train body of the high-speed maglev train turns to incline towards the inner ring, the left resultant magnetic suspension rail and the right resultant magnetic suspension rail have the automatic steering function, when the maglev train turns, the left electromagnetic working face, the right electromagnetic working face, the left permanent magnetic working face and the right permanent magnetic working face are curved, the turning radius of the maglev train is large, the lengths of the left short iron core, the right short iron core, the left, the left resultant magnetic suspension track and the right resultant magnetic suspension track are kept parallel to the left iron core long track and the right iron core long track, the front end and the rear end of the left resultant magnetic suspension track and the right resultant magnetic suspension track generate steering torsion, and a bogie is driven to automatically steer along with the curve tracks of the left iron core and the right iron core long track; the front power bogie and the rear power bogie are respectively provided with a brake, the middle part of the reinforcing plate is provided with a square hole (63), a brake (64) is arranged in the square hole, a left shoe (65) and a right shoe (66) are arranged in the brake, the upper end of the elongated brake plate is positioned between the left shoe and the right shoe, and when the elongated brake plate is synchronously clamped by the left shoe and the right shoe, the magnetic suspension train generates braking force; front power bogie and back power bogie all are equipped with left air spring and right air spring, and 4 air spring upper ends are connected the chassis, and air spring's effect lies in: when the power bogie turns, the power bogie and the chassis can generate horizontal displacement, the air spring has the characteristic of flexible connection, so that the power 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 the rear power bogies support a section of power vehicle, the section of power vehicle comprises a front left high-speed electric gear, a right high-speed electric gear, a rear left high-speed electric gear, a front left resultant magnetic suspension device track, a rear right resultant magnetic suspension device track, a front brake device and a rear brake device, a plurality of sections of power vehicles are connected into a whole magnetic suspension device 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 device train are multiplied, the head carriage is a power supply power vehicle (67), the lower end of the chassis of the power supply power vehicle and, the space between the left and right machine cabins is the position of a long-strip-shaped brake plate, a high-voltage transformer, a rectifier and a storage battery are arranged in the left machine cabin of the power supply power vehicle, a front magnetic suspension controller (69), a rear magnetic suspension controller (70), a front brushless motor intelligent controller (71) and a rear brushless motor intelligent controller (72) are arranged in the right machine cabin, a front magnetic suspension controller, a rear magnetic suspension controller, a front brushless motor intelligent controller and a rear brushless motor intelligent controller are arranged in the left and right machine cabins of a plurality of power vehicles, the output end of the front brushless motor intelligent controller is connected with the motor lines of the front left and right high-speed electric gears, the output end of the rear brushless motor intelligent controller is connected with the motor lines of the rear left and right high-speed electric gears, and the output ends of the front magnetic suspension controller and the rear magnetic suspension controller are respectively connected with the motor lines of the front left and, The input end of each magnetic suspension controller is respectively connected with a left receiving connecting wire and a right receiving connecting wire, and the left transmitting connecting wire and the right transmitting connecting wire are respectively connected with the infrared output end of the magnetic suspension controller; an insulating frame (73) is arranged on the roof of the power supply power vehicle, a pantograph (74) is arranged at the upper end of the insulating frame, the upper end of the pantograph is connected with a contact network (75), 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 low-voltage single-phase alternating current to be transmitted to a rectifier, the rectifier outputs 2000V direct current power to the power ends of a plurality of brushless motor intelligent controllers, the rectifier outputs low-voltage direct current power to charge a storage battery pack, the storage battery pack supplies power to the contact networks, the storage battery pack ensures the power supply of a magnetic suspension controller, when the load of the magnetic suspension train is reduced, the left long iron core and the right long iron core shield infrared beams, the left infrared receiving head and the right infrared receiving head output positive voltage regulating signals to the input end of the magnetic, 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 (76), an operating platform (77) is arranged in the cab, a speed regulator is arranged on the operating platform, a vehicle speed display (78) is arranged at the front end of the operating platform, the speed regulator is provided with a speed regulating rod (79), a fulcrum shaft (80) is arranged in the middle of the speed regulating rod, the two ends of the fulcrum shaft are arranged at the left end and the right end of the operating platform, the lower end of the speed regulating rod is provided with an upper support (81) and a lower support (82), the upper support and the lower support form an equilateral right-angle shape, an upper permanent magnet (83) is fixed at the front lower end of the upper support, a lower permanent magnet (84) 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 (85) is arranged between the upper permanent magnet and the lower permanent magnet, the speed regulating Hall element is, 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 brushless motor intelligent controllers, the output ends of the plurality of brushless motor intelligent controllers are respectively connected with the motor output lines of a plurality of left high-speed electric gears and a plurality of right high-speed electric gears, the output lines of 3 phase-changing Hall sensors of a 4-pole permanent magnet brushless direct, the frequency of the commutation pulse signal is in direct proportion to the speed of the train, the brushless motor intelligent controller carries out the speed conversion of the commutation pulse signal, the conversion is converted into the speed signal and is output to a speed display, the speed display displays the running speed of the magnetic suspension train in real time, the signal voltage of the speed regulating end of the brushless motor intelligent controller is in direct proportion to the driving voltage output by the controller, when a handle of a speed regulator is pushed forward, the brushless motor intelligent controller outputs the driving voltage which changes from low to high to a left high-speed electric gear and a right high-speed electric gear, thereby controlling the speed of the magnetic suspension train, the rotating speeds of the left high-speed electric gear and the right high-speed electric gear are equal, the rotating directions are opposite, the left driving long rack and the right driving long rack are synchronously driven by the two gears, the magnetic suspension train is dragged to run in a range from low speed to high speed, and the highest speed of the magnetic, the left and right high-speed electric gears have high traction efficiency when operating in a high-speed interval, small traction torque and low efficiency when operating in a low-speed interval, and the left and right high-speed electric gears have enough power, so that the left and right high-speed electric gears can meet the torque requirement of a magnetic suspension train from starting to operating in a low-speed interval, and although the motor has low efficiency when operating in a low-speed interval, certain loss can be caused, but the operation time is short, and the influence is not large.
2. The gear-towed high-speed magnetic levitation train system of claim 1, wherein: the left high-speed electric gear and the right high-speed electric gear have the same structure, the high-speed electric gear is provided with an outer rotor 4-pole permanent magnet brushless direct current motor, the center of the outer rotor 4-pole permanent magnet brushless direct current motor is provided with a fixed shaft, the fixed shaft is provided with an upper bearing (88), the excircle of the upper bearing is provided with an upper end cover (89), the fixed shaft is provided with a lower bearing (90), the excircle of the lower bearing is provided with a lower end cover (91), the periphery of the lower end cover is provided with a magnetic conduction cylinder (92), the lower end cover and the magnetic conduction cylinder are integrally manufactured and molded, the upper end of the magnetic conduction cylinder is provided with a connecting ring (93), the periphery of the upper end cover is provided with a stop table (94), the connecting ring is matched with the stop table, the connecting ring and the stop table are fixed by a plurality of screws (95), the inner circle of the magnetic conduction, the arc permanent magnet is made of neodymium iron boron rare earth materials, the permanent magnet ring is adhered with the inner circle of the magnetic conduction cylinder by AB glue, the middle part of the fixed shaft is provided with a stator core (97), the stator core is formed by overlapping a plurality of silicon steel sheet punching sheets, the circumference of the stator core is provided with 6 teeth, 6 wire grooves are formed among the 6 teeth, wire groove windings are arranged in the 6 wire grooves, the wire groove windings adopt fractional groove windings, the number of the punching sheet tooth grooves of the fractional groove winding stator core is small, each tooth is provided with a concentrated coil, the end part of the coil is short, the force short pulsation caused by the tooth groove effect is small, the periphery of the 6 teeth is respectively horizontally wound by enameled wires, two coils on the corresponding teeth are connected in series to form a phase coil, the winding directions of the two coils are opposite, the other 2 phase coils are the same as the above, the peripheral coils of the 6 teeth are fully wound to form a, 3 commutation Hall sensors are arranged between 6 teeth, the electric angle between the 3 commutation Hall sensors is 120 degrees, a stator core is provided with a central hole, the right end of the central hole is provided with an outer key groove (99), the middle part of a fixed shaft is provided with an inner key groove, a positioning key (100) is arranged in the inner key groove, the right end of the positioning key is coupled in the outer key groove, the central hole of the stator core is tightly matched and arranged with the fixed shaft, the stator core and the fixed shaft are fixed into a whole, the length of the upper end and the lower end of the stator core is equal to the length of the upper end and the lower end of the permanent magnet ring, the upper end and the lower end of the stator core are consistent, a uniform air gap is arranged between the outer circle of the stator core and the inner circle of the permanent magnet ring, the upper end of the fixed shaft is provided with.
3. The gear-towed high-speed magnetic levitation train system of claim 1, wherein: the structure form and construction cost of the gear traction high-speed maglev train system are similar to those of the wheel rail type high-speed rail train system in the prior art, the overhead contact networks of the gear traction high-speed maglev train system and the wheel rail type high-speed rail train system in the prior art are all the same single-phase high-voltage wires, the E-shaped long rail can be constructed on a flat ground, a bridge and an overhead frame like the high-speed rail, the multifunctional long rail is arranged at the central line of the E-shaped long rail, and the left and right transmission long racks and the strip-shaped brake plates are concentrated on one rail line by the multifunctional long rail, so that the multifunctional long rail is small in size, high in strength and high in mechanical precision, the gear transmission mechanism and the strip-shaped brake mechanism of the high-speed maglev train are accurately, stably and reliably positioned, and float up and down along with a bogie when the left and right high-speed electric gears are in meshed with the left and, The open type gear transmission with balanced two forces has the defects of no lubricating oil, but still has the advantages of high gear transmission efficiency and small resistance loss, compared with a linear motor, the linear motor driving system has high cost, the magnetic field traction platform of the linear motor driving system is open, the sundries of the magnetic platform are difficult to clean, the working magnetic field air gap of the high-speed electric gear is closed, a plurality of high-speed electric gears replace the linear motor driving system to improve the reliability, the resultant magnetic suspension track supports the gravity of a train by utilizing the suction force of a plurality of closed-circuit magnetic fluxes, the resistance of a plurality of closed-circuit magnetic fluxes exists when the train operates, the resistance of a plurality of closed-circuit magnetic fluxes is the eddy current of an iron core, the eddy current of a silicon steel sheet iron core is small, the magnetic resistance of the resultant magnetic suspension track is naturally small, and the high-speed magnetic suspension train, compared with the wheel-track type high-speed railway train in the prior art, the running resistance is much smaller, the train speed can be obviously improved, 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 magnetic suspension control is simple, when the train runs in the high-speed magnetic suspension state, the left long high platform and the right long high platform support the two sides of the whole train, the stability of the train is good, the gravity center of the train is reduced by the left long high platform and the right long high platform, the safety is improved, the outer rotor 4-pole permanent magnet brushless direct current motor is a high-speed permanent magnet motor, the rotating speed reaches 5000 r/min, the size is small, the power density is large, the electric energy and the materials are saved, and when.
Technical Field
The invention relates to a magnetic suspension train technology, in particular to a gear traction 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 the advantages of being not outstanding compared with the prior wheel rail type high-speed rail train, having high cost and practical value, but the speed of the high-speed rail train can not be further improved due to the limitation of wheel resistance, so the high-speed maglev train is the ideal target pursued by people in an effort to realize the high-speed maglev train, the current world's maglev train scheme is composed of a maglev system, a guide system and a traction system, the technical schemes of the three systems are basically realized by utilizing the action of magnetic force, the scheme that the three systems of the maglev train all adopt the electromagnetic technology is not perfect, the disadvantages are that: the electromagnetic control technology is complex, the cost is high, especially the long stator of the linear motor, the cost is very high, the working magnetic field is not closed, the reliability is poor, and the motor efficiency is not high, therefore, the realization of economic, safe and practical high-speed maglev train is the development direction of the maglev train in future.
Disclosure of Invention
In order to overcome the defects of the magnetic suspension train in the prior art, the invention discloses a gear traction high-speed magnetic suspension train system.
The technical scheme of the gear traction high-speed maglev train system comprises a long track subgrade, a chevron-shaped long track, a multifunctional long track, a transmission long rack, an iron core long track, a long iron core, a short iron core, an electromagnetic coil, a permanent magnetic strip, a reinforcing plate, a horizontal magnetic conduction plate, a horizontal iron core plate, a shaft bracket, a brake, a resultant force maglev track, a permanent magnetic core maglev device, an electromagnetic iron core maglev device, a maglev sensor, a power vehicle, a power supply power vehicle, a maglev train, a front bogie, a rear bogie, a high-speed electric gear, an outer rotor 4-pole brushless permanent magnet direct current motor, a left machine cabin, a right machine cabin, a high-voltage transformer, a rectifier, a chassis, a carriage, a maglev controller, a: the gear traction high-speed maglev train system is provided with a long track roadbed, the long track roadbed is the same as the long high-speed railway roadbed and is a bearing long platform which is built along a track line and is paved by stones, a herringbone long track is arranged on the long track roadbed, the cross section of the herringbone long track is in a herringbone shape, the herringbone long track is provided with a plurality of reinforced concrete cross beams, the plurality of reinforced concrete cross beams are equally spaced and mutually parallel and are orderly arranged on the long track roadbed, the middle part of the upper surface of the plurality of reinforced concrete cross beams is provided with a multifunctional long track, the upper end of the multifunctional long track is provided with a strip-shaped brake plate, the upper end of the multifunctional long track is provided with a left transmission long rack and a right transmission long rack, the left transmission long rack, the right transmission long rack and the strip-shaped brake plate are integrally manufactured into the multifunctional long track, the integral cross section of the multifunctional long track, the middle parts of the reinforced concrete cross beams are provided with middle double screw nails, the base of the multifunctional long track is provided with a plurality of left screw holes and a plurality of right screw holes, the middle double screw nails correspond to the left and right screw holes, the multifunctional long track is fastened on the central line on the reinforced concrete cross beams by the middle double screw nails, the left side of the upper surface of the reinforced concrete cross beams is provided with a left iron core long track, the upper end of the left iron core long track is provided with square long iron, the left and right ends of the square long iron are provided with a left long iron core and a right long iron core, the left long iron core is provided with a plurality of left screws, the right long iron core is provided with a plurality of right screws, the square 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 fixed on 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 long iron cores are manufactured, the whole cross section of the left iron core long rail is in an earth shape, the upper end plane of the square long iron is protruded out of the upper end plane of the left and right long iron cores, the protruded part of the square long iron is manufactured into a square wave-shaped long edge, the lower end planes of the left and right long iron cores are protruded out of the lower end plane of the square long iron core to cause a left permanent magnetic working surface and a right electromagnetic working surface of the left iron core long rail, the left sides of a plurality of reinforced concrete cross beams are respectively provided with a left double screw nail, the lower end of the left iron core long rail is provided with a plurality of left screw holes and a plurality of right screw holes, the left double screw nails are corresponding to the left and right screw holes, the left double screw nails fasten the left iron core long rail on the left sides of the plurality of reinforced concrete cross beams, the right sides of the upper sides of the plurality of reinforced concrete cross beams are provided with a right iron core long rail, the structures of the left and right iron core long rails are the same, the lower end of the long right iron core track is provided with a plurality of left screw holes and a plurality of right screw holes, a right double screw corresponds to the left screw holes and the right screw holes, the right iron core long track is fastened on the right side of the upper surfaces of the reinforced concrete cross beams by a plurality of right double nuts, the side length lines of the multifunctional long track, the left iron core long track, the right iron core long track, the left iron core long track and the right iron core long track are parallel to each other, and the long E-shaped track has multiple functions of guiding, positioning, transmission, braking and magnetic suspension; the gear traction 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, 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 connect the power vehicles into a maglev train, the lower end of the chassis of the power vehicles is provided with a front power bogie and a rear power bogie, the structures of the front power bogie and the rear power bogie are the same, the power 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 right end of the reinforcing plate is provided with a right vertical plate, the lower end of the right vertical plate is provided with a right horizontal magnetic conductive plate, 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 left end of the left shaft bracket is provided with a left horizontal iron core plate, the right end of the right shaft bracket is provided with a right horizontal iron core plate, the left and right horizontal iron core plates are symmetrical to the center line of the reinforcing plate, the left vertical plate, the right vertical plate, the left shaft bracket, the right shaft bracket, the left and right horizontal magnetic conductive plates and the left and right horizontal iron core plates are integrally cast into a framework of the power bogie, the middle part of the left upper end of the reinforcing plate is provided with a left air spring, the middle part of the right upper end of the reinforcing plate is provided with a right air spring, the upper ends of the left and right air springs are connected with a chassis, the left and right ends of the power bogie are 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 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, the right permanent magnetic strip is arranged at the upper end of a right horizontal magnetic conduction plate of the right permanent magnetic core magnetic suspension, the upper end surface of the right permanent magnetic strip is correspondingly parallel to a right permanent magnetic working surface of a right iron core long track, the left permanent magnetic strip and the right permanent magnetic strip are formed by arranging a plurality of square permanent magnets with the same size, each square permanent magnet is a strong magnet made of neodymium iron boron materials, the polarities of the square permanent magnets are radial, the polarities of 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 permanent magnetic strip and the right permanent magnetic strip are equal to the widths of the left permanent magnetic working surface and the right permanent magnetic working surface, the magnetic lines of the square permanent magnets pass through the magnetic conduction plate to be conducted, so that a plurality of small magnetic flux loops are formed on the long plane of the permanent magnetic strips, a certain uniform air gap is kept between the plane of the left permanent magnetic strip and the right permanent magnetic working, The left and right permanent magnetic working faces generate strong magnetic field attraction to support the gravity of the power vehicle, the plane width of the left and right permanent magnetic strips is consistent with the width of the left and right permanent magnetic working faces, the magnetic field attraction between the left and right permanent magnetic strips generates acting force to automatically align the left and right permanent magnetic working faces to stabilize the position of the left and right ends of the power vehicle, a left short iron core is arranged at the upper end of a left horizontal iron core plate of the left electromagnetic iron core magnetic suspension, a plurality of teeth are arranged at the upper end of the left short iron core, a tooth socket is formed between the teeth, an electromagnetic coil is wound on each tooth, the winding directions of adjacent electromagnetic coils are opposite, the electromagnetic coils are connected in series to form a left electromagnetic coil group, a right short iron core is arranged at the upper end of the right horizontal iron core plate, a plurality of teeth are arranged at the upper end of the right short iron core, a tooth socket is formed between the, the left and right short iron cores are formed by overlapping a plurality of silicon steel sheets, the left and right short iron cores are connected with the left and right horizontal iron core plates in a welding mode, 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 form a plurality of closed magnetic fluxes, so that strong magnetic fields are 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 a power vehicle, and the plane widths of the left and right short iron cores are consistent with the widths of the left and right electromagnetic working faces, the left and right resultant magnetic suspension tracks of the front power bogie support the front end of the power vehicle, the left and right resultant magnetic suspension tracks of the rear power bogie support the rear end of the power vehicle, 4 resultant magnetic suspension tracks balance the 4 ends of a chassis of the power vehicle, the front power bogie and the rear power bogie are both provided with magnetic suspension sensors, and the gravity and the magnetic force of the power vehicle are kept balanced under the control of the magnetic suspension sensors, each magnetic suspension sensor comprises a long iron core and a magnetic suspension rod, and the magnetic suspension rods are arranged on the long iron core and the magnetic suspension rods The upper ends of the long tracks of the left and the right iron cores are provided with square wave-shaped long edges, the upper end of a left shaft bracket is provided with a left emitting hole, a left infrared emitting head is arranged in the left emitting hole, the right end of the left infrared emitting head is provided with a left emitting connecting wire, the upper end of a right shaft bracket is provided with a right emitting hole, the right emitting hole is provided with a right infrared emitting head, the left end of the right infrared emitting head is provided with a right emitting connecting wire, the upper end of a left vertical plate is provided with a receiving hole, the receiving hole is internally provided with a left infrared receiving head, the upper 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 upper end of the right vertical plate is provided with a receiving hole, the right receiving hole is internally provided with a right infrared receiving head, the upper end of the right infrared receiving head corresponds to the right infrared, the left and right infrared receiving heads have 3 output states according to the state of the infrared beam, when the left and right long iron cores shield the infrared beam, the left and right infrared receiving heads output positive voltage-regulating signals, when the left and right long iron cores do not shield the infrared light beam, the left and right infrared receiving heads output negative voltage regulating signals, when the magnetic suspension train is in operation, when the long side of the square waveform shields the infrared beam, the pulse type infrared beam reaches the left and right infrared receiving heads, so that the left and right infrared receiving heads output self-holding signals, the reinforcing plate is provided with a left threading hole and a right threading hole, the left shaft bracket and the right shaft bracket are both provided with threading holes, the output line of the left electromagnetic coil group is combined with the left transmitting connecting line through the threading hole of the left shaft bracket 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 shaft bracket and then led out from the right threading hole; the middle parts of the front power bogie and the rear power bogie are respectively provided with a left high-speed electric gear and a right high-speed electric gear, the middle part of the high-speed electric gear is provided with an outer rotor 4-pole permanent magnet brushless direct current motor, the center of the outer rotor 4-pole permanent magnet brushless direct current motor is provided with a fixed shaft, the middle part of the fixed shaft is provided with an outer rotor, a gear ring is fixed on the excircle of the outer rotor, the gear ring is made of wear-resistant metal materials, the upper end of the fixed shaft is provided with an upper splicing nut, the lower end of the fixed shaft is provided with a lower splicing nut, the middle part of the reinforcing plate is provided with an upper left shaft hole and an upper right shaft hole, the lower end of the left shaft frame is provided with a lower left shaft hole, the upper left shaft hole and the lower left shaft hole are provided with a left fixed shaft, the left upper splicing nut is used for fastening the left shaft hole of, the right upper parallel nut is fastened in a right shaft hole of the reinforcing plate, the right lower parallel nut is fastened in a shaft hole at the lower end of the right shaft bracket, so that the right high-speed electric gear is installed in place, the left high-speed electric gear and the right high-speed electric gear are symmetrical to the center line of the power bogie, and the left resultant force magnetic suspension track and the right resultant force magnetic suspension track have an automatic positioning function, so that a left gear ring is meshed with the left transmission long rack without pressure, and a right gear ring is meshed with the right transmission long rack without pressure; when the maglev train turns, the curve of the long rail in the shape of a Chinese character 'shan' is arc-shaped, and comprises a multifunctional long rail arc line, a left long rail with an iron core, a right long rail with an iron core, and a left long rail with a iron core, and a right long rail with an iron core, which are all concentric arc tracks, in order to ensure the gravity center balance when the high-speed maglev train turns, the long rail of the iron core with a large arc line on the outer ring is higher than the long rail of the iron core with a small arc line on the inner ring, so that the train body inclines towards the inner ring when the high-speed maglev train turns, the left resultant maglev track and the right resultant maglev track have the automatic steering function, when the maglev train turns, the left electromagnetic working face, the right electromagnetic working face, the left permanent magnetic working face and the right permanent magnetic working face are curved, the turning radius of the maglev train is large, the, the left resultant magnetic suspension track and the right resultant magnetic suspension track are kept parallel to the left iron core long track and the right iron core long track, the front end and the rear end of the left resultant magnetic suspension track and the right resultant magnetic suspension track generate steering torsion, and a bogie is driven to automatically steer along with the curve tracks of the left iron core and the right iron core long track; the front power bogie and the rear power bogie are respectively provided with a brake, the middle part of the reinforcing plate is provided with a square hole, the brake is arranged in the square hole, the brake is internally provided with a left shoe and a right shoe, the upper end of the elongated brake plate is positioned between the left shoe and the right shoe, and when the elongated brake plate is synchronously clamped by the left and right shoes, the magnetic suspension train generates braking force; front power bogie and back power bogie all are equipped with left air spring and right air spring, and 4 air spring upper ends are connected the chassis, and air spring's effect lies in: when the power bogie turns, the power bogie and the chassis can generate horizontal displacement, the air spring has the characteristic of flexible connection, so that the power 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 the rear power bogies support a section of power vehicle, the section of power vehicle comprises a front left high-speed electric gear, a right high-speed electric gear, a rear left high-speed electric gear, a front left resultant magnetic suspension device track, a rear right resultant magnetic suspension device track, a front brake device and a rear brake device, a plurality of sections of power vehicles are connected into a whole magnetic suspension device 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 device train are multiplied, the head carriage is a power supply power vehicle, the lower end of the chassis of the power supply power, the space between the left and right machine cabins is the position of a long-strip-shaped brake plate, a high-voltage transformer, a rectifier and a storage battery are arranged in the left machine cabin of the power supply power vehicle, a front magnetic suspension controller, a rear magnetic suspension controller, a front brushless motor intelligent controller and a rear brushless motor intelligent controller are arranged in the right machine cabin, the left and right machine cabins of a plurality of power vehicles are respectively provided with the front magnetic suspension controller, the rear magnetic suspension controller, the front brushless motor intelligent controller and the rear brushless motor intelligent controller, in each power vehicle, the output end of the front brushless motor intelligent controller is connected with the motor wires of the front left and right high-speed electric gears, the output end of the rear brushless motor intelligent controller is connected with the motor wires of the rear left and right high-speed electric gears, the output ends of the front magnetic suspension controller and the rear magnetic suspension controller are respectively connected with the front left and right electromagnetic coils and the rear left and right, the input end of each magnetic suspension controller is respectively connected with a left receiving connecting wire and a right receiving connecting wire, and the left transmitting connecting wire and the right transmitting connecting wire are respectively connected with the infrared output end of the magnetic suspension controller; an insulating frame is arranged on the roof of the power supply 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 low-voltage single-phase alternating current to be transmitted to a rectifier, the rectifier outputs 2000V direct current power to the power ends of a plurality of brushless motor intelligent controllers, the rectifier outputs low-voltage direct current power to charge a storage battery pack, the storage battery pack supplies power to a 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 voltage regulating signals to the input end of the magnetic, 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 that the handle is pushed and pulled forwards and backwards, 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 brushless motor intelligent controllers, the output ends of the plurality of brushless motor intelligent controllers are respectively connected with the motor output lines of a plurality of left high-speed electric gears and a plurality of right high-speed electric gears, the output lines of 3 phase change Hall sensors of an outer rotor 4-pole permanent magnet brushless DC motor are connected with the input end of the brushless motor intelligent controller, a phase change pulse signal is output when the outer rotor 4-pole brushless DC motor rotates, the frequency, the speed signal is converted into a speed signal and output to a speed display, the speed display displays the running speed of the maglev train in real time, the signal voltage at the speed regulation end of the brushless motor intelligent controller is in direct proportion to the driving voltage output by the controller, when the speed regulator handle is pushed forward, the brushless motor intelligent controller outputs the driving voltage which changes from low to high to the left and right high-speed electric gears so as to control the speed of the maglev train, the rotating speeds of the left high-speed electric gear and the right high-speed electric gear are equal, the rotating directions are opposite, the left transmission long rack and the right transmission long rack are synchronously driven by the left high-speed electric gear and the right high-speed electric gear, the maglev train is dragged to run in a large-range from low speed to high speed, the highest speed of the maglev train is about 500 km/h, the dragging efficiency of the left and right high-speed electric gears in high speed, The left high-speed electric gear and the right high-speed electric gear can meet the torque requirement of the magnetic suspension train from starting to running in a low-speed interval, and although the efficiency of the motor is low and certain loss can be caused in the running in the low-speed interval, the running time is short and the influence is small.
The left high-speed electric gear and the right high-speed electric gear have the same structure, the high-speed electric gear is provided with an outer rotor 4-pole permanent magnet brushless direct current motor, the center of the outer rotor 4-pole permanent magnet brushless direct current motor is provided with a fixed shaft, the fixed shaft is provided with an upper bearing, the excircle of the upper bearing is provided with an upper end cover, the fixed shaft is provided with a lower bearing, the excircle of the lower bearing is provided with a lower end cover, the circumference of the lower end cover is provided with a magnetic conduction cylinder, the lower end cover and the magnetic conduction cylinder are integrally manufactured and molded, the upper end of the magnetic conduction cylinder is provided with a connecting ring, the upper end cover is provided with a stop table, the connecting ring is matched with the stop table, the connecting ring and the stop table are fixed by a plurality of screws, the inner circle of the magnetic conduction cylinder is provided with a permanent magnet ring, the permanent magnet ring is formed by arranging 4 arc permanent magnets with the, the middle part of the fixed shaft is provided with a stator core, the stator core is formed by overlapping a plurality of silicon steel sheet punching sheets, the circumference of the stator core is provided with 6 teeth, 6 wire grooves are formed among the 6 teeth, wire groove windings are arranged in the 6 wire grooves, the wire groove windings adopt fractional groove windings, the number of tooth grooves of the punching sheets of the fractional groove winding stator core is small, each tooth is provided with a concentrated coil, the end part of each coil is short, the force short pulsation caused by the tooth groove effect is small, 6 coils are respectively horizontally wound on the periphery of the 6 teeth by enameled wires, two coils on the corresponding teeth are connected in series to form a phase coil, the winding directions of the two coils are opposite, the rest 2-phase coils are wound on the same side, the peripheral coils of the 6 teeth are fully wound to form a 3-phase coil, the 3-phase coil is connected to form a Y-shaped circuit, 3 phase-changing Hall sensors are arranged among the 6 teeth, and, the stator core is provided with a center hole, the right end of the center hole is provided with an outer key groove, the middle part of the fixed shaft is provided with an inner key groove, a positioning key is installed in the inner key groove, the right end of the positioning key is coupled in the outer key groove, the center hole of the stator core is tightly matched and installed with the fixed shaft, the center hole and the fixed shaft are fixed into a whole, the length of the upper end and the length of the lower end of the stator core are equal to the length of the upper end and the lower end of the permanent magnet ring, the upper end and the lower end of the stator core are consistent, an even air gap is arranged between the excircle of the stator core and the inner circle of the permanent magnet ring.
The gear traction high-speed magnetic suspension train system has the beneficial effects that: the structure form and construction cost of the gear traction high-speed maglev train system are almost the same as those of the prior wheel rail type high-speed rail train system, the overhead contact networks of the gear traction high-speed maglev train system and the prior wheel rail type high-speed rail train system are the same single-phase high-voltage wires, the E-shaped long rail can be constructed on a flat ground, a bridge and an overhead frame like the high-speed rail, the multifunctional long rail is arranged at the central line of the E-shaped long rail, and the left and right transmission long racks and the strip-shaped brake plate are concentrated on one rail line by the multifunctional long rail, so that the multifunctional long rail has small volume, large strength and high mechanical precision, the gear transmission mechanism and the strip-shaped plate brake mechanism of the high-speed maglev train are accurately, stably and reliably positioned, float up and down along with a bogie when a plurality of left and right high-speed electric gears are in meshed transmission with the left and right transmission long racks, the open gear transmission with two balanced forces has the defects of no lubricating oil, but still has the advantages of high gear transmission efficiency and small resistance loss; 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-circuit magnetic fluxes lies in the eddy current of the iron core, the eddy current of the silicon steel sheet iron core is small, the magnetic resistance of the resultant magnetic suspension 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 is much smaller than that of the wheel-track type high-speed train in the prior art, the speed of the train can be obviously improved, 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 magnetic suspension control is simple, when the train operates in the high-speed magnetic suspension state, the left and right long high platforms support both sides of the whole train, the stability of the train is good, the motor efficiency is high, the outer rotor 4-pole permanent magnet brushless direct current motor is a high-speed permanent magnet motor, the rotating speed reaches 5000 r/min, the size is small, the power density is high, electric energy and materials are saved, the linear motor driving system is high in cost, a magnetic field traction platform is open, the magnetic platform is difficult to clean impurities, and a plurality of high-speed electric gears replace the linear motor driving system to improve the reliability.
Fig. 1 is a rear view of a magnetic levitation train of a gear-traction high-speed magnetic levitation train system.
Fig. 2 is a rear view of a magnetic levitation train descending in the gear-traction high-speed magnetic levitation train system.
Fig. 3 is a schematic top view of a gear-traction high-speed maglev train system.
Fig. 4 is a right-side structural schematic diagram of the gear traction high-speed maglev train system.
Fig. 5 is a schematic rear sectional view of the high-speed electric gear.
Detailed Description
The following description is made with reference to the drawings and the embodiments.
In fig. 1 to 5, the gear-towed high-speed maglev train system is provided with a long-track roadbed, which is a stone-laid load-bearing long platform constructed along a road line, as well as a long high-speed rail roadbed, wherein a chevron-shaped long track is provided on a long-track roadbed, the cross section of the chevron-shaped long track is in a chevron shape, a plurality of reinforced
The left high-speed electric gear and the right high-speed electric gear have the same structure, the high-speed electric gear is provided with an outer rotor 4-pole permanent magnet brushless direct current motor, the center of the outer rotor 4-pole permanent magnet brushless direct current motor is provided with a fixed shaft, the fixed shaft is provided with an upper bearing 88, the excircle of the upper bearing is provided with an upper end cover 89, the fixed shaft is provided with a lower bearing 90, the excircle of the lower bearing is provided with a lower end cover 91, the periphery of the lower end cover is provided with a magnetic conduction cylinder 92, the lower end cover and the magnetic conduction cylinder are integrally manufactured and molded, the upper end of the magnetic conduction cylinder is provided with a connecting ring 93, the periphery of the upper end cover is provided with a stop table 94, the connecting ring is matched with the stop table and fixed by a plurality of screws 95, the inner circle of the magnetic conduction cylinder is provided with a permanent magnet ring 96, the permanent magnet ring is formed, the permanent magnet ring is adhered with the inner circle of the magnetic conduction cylinder by AB glue, the middle part of the fixed shaft is provided with a stator core 97 which is formed by overlapping a plurality of silicon steel sheet punching sheets, the circumference of the stator core is provided with 6 teeth, 6 wire grooves are formed between the 6 teeth, the 6 wire grooves are internally provided with wire groove windings which adopt fractional groove windings, the punching sheet tooth grooves of the fractional groove winding stator core are few, each tooth is provided with a concentrated coil, the end part of the coil is short, the force short pulse caused by the tooth groove effect is small, the periphery of the 6 teeth is respectively horizontally wound by enameled wires, two coils on the corresponding teeth are connected in series to form a phase coil, the winding directions of the two coils are opposite, the other 2 phase coils are wound on the same direction, the peripheral coils of the 6 teeth are fully wound to form a 3-phase coil 98, the 3-phase coil is connected to form a Y-shaped circuit, and 3 phase-changing Hall sensors are, the electric angle between 3 commutation hall sensor is 120 degrees, stator core is equipped with the centre bore, the centre bore right-hand member is equipped with outer keyway 99, the fixed axle middle part is equipped with interior keyway, installation navigation key 100 in the interior keyway, the right-hand member coupling of navigation key is in outer keyway, stator core's centre bore and fixed axle tight fit installation, the two is fixed as an organic whole, stator core is last, lower extreme length equals the length of permanent magnetism circle, the upper and lower extreme of the two is unanimous, be equipped with even air gap between stator core's the excircle and the interior circle of permanent magnetism circle, the fixed axle upper end is equipped with centre bore 101, the centre bore lower extreme is equipped with inclined hole 102, the merge line 103 of motor output line and 3 commutation hall sensor's output line draws forth fixed axle.
The structure form and construction cost of the gear traction high-speed maglev train system are almost the same as those of the prior wheel rail type high-speed rail train system, the overhead contact networks of the gear traction high-speed maglev train system and the prior wheel rail type high-speed rail train system are the same single-phase high-voltage wires, the E-shaped long rail can be constructed on a flat ground, a bridge and an overhead frame like the high-speed rail, the multifunctional long rail is arranged at the central line of the E-shaped long rail, and the left and right transmission long racks and the strip-shaped brake plate are concentrated on one rail line by the multifunctional long rail, so that the multifunctional long rail has small volume, large strength and high mechanical precision, the gear transmission mechanism and the strip-shaped plate brake mechanism of the high-speed maglev train are accurately, stably and reliably positioned, float up and down along with a bogie when a plurality of left and right high-speed electric gears are in meshed transmission with the left and right transmission long racks, the open type gear transmission with balanced two forces has the defects of no lubricating oil, but still has the advantages of high gear transmission efficiency and small resistance loss, compared with a linear motor, the linear motor driving system has high cost, the magnetic field traction platform of the linear motor driving system is open, the sundries of the magnetic platform are difficult to clean, the working magnetic field air gap of the high-speed electric gear is closed, a plurality of high-speed electric gears replace the linear motor driving system to improve the reliability, the resultant magnetic suspension track supports the gravity of a train by utilizing the suction force of a plurality of closed-circuit magnetic fluxes, the resistance of a plurality of closed-circuit magnetic fluxes exists when the train operates, the resistance of a plurality of closed-circuit magnetic fluxes is the eddy current of an iron core, the eddy current of a silicon steel sheet iron core is small, the magnetic resistance of the resultant magnetic suspension track is naturally small, and the high-speed magnetic suspension train, compared with the wheel-track type high-speed railway train in the prior art, the running resistance is much smaller, the train speed can be obviously improved, 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 magnetic suspension control is simple, when the train runs in the high-speed magnetic suspension state, the left long high platform and the right long high platform support the two sides of the whole train, the stability of the train is good, the gravity center of the train is reduced by the left long high platform and the right long high platform, the safety is improved, the outer rotor 4-pole permanent magnet brushless direct current motor is a high-speed permanent magnet motor, the rotating speed reaches 5000 r/min, the size is small, the power density is large, the electric energy and the materials are saved, and when.
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