CN111332131B - Forced guiding mechanism for medium-low speed magnetic suspension vehicle - Google Patents
Forced guiding mechanism for medium-low speed magnetic suspension vehicle Download PDFInfo
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- CN111332131B CN111332131B CN202010374924.3A CN202010374924A CN111332131B CN 111332131 B CN111332131 B CN 111332131B CN 202010374924 A CN202010374924 A CN 202010374924A CN 111332131 B CN111332131 B CN 111332131B
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- 230000007246 mechanism Effects 0.000 title claims abstract description 30
- 239000000725 suspension Substances 0.000 title description 6
- 238000005339 levitation Methods 0.000 claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 13
- 239000010959 steel Substances 0.000 claims abstract description 13
- 230000000712 assembly Effects 0.000 claims abstract description 9
- 238000000429 assembly Methods 0.000 claims abstract description 9
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 239000004519 grease Substances 0.000 description 3
- 230000001050 lubricating effect Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
Classifications
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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
- B60L13/06—Means to sense or control vehicle position or attitude with respect to railway
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
- Platform Screen Doors And Railroad Systems (AREA)
Abstract
The forced guiding mechanism for the medium-low speed magnetic levitation vehicle relates to the technical field of design of forced guiding mechanisms of magnetic levitation vehicles, and comprises a long T-shaped arm assembly, a short T-shaped arm assembly, a steel wire rope assembly, a steering push rod and a mounting seat; the two ends of the cross arm of the long T-shaped arm assembly are in one-to-one correspondence with one ends of the two steel wire rope assemblies and are in one-to-one correspondence with the other ends of the two steel wire rope assemblies; one end of each of the two steering push rods is rotationally connected with one end of the longitudinal arm of the long T-shaped arm assembly, and one end of each of the other two steering push rods is rotationally connected with one end of the longitudinal arm of the short T-shaped arm assembly; the bottom of one mount is connected with the top of the long T-arm assembly and the bottom of the other mount is connected with the top of the short T-arm assembly. The invention has the advantages of simple installation, disassembly and maintenance, safety, reliability and light weight.
Description
Technical Field
The invention relates to the technical field of design of forced guiding mechanisms of magnetic levitation vehicles, in particular to a forced guiding mechanism for a medium-low speed magnetic levitation vehicle.
Background
The forced guiding mechanism has the important function of evenly distributing the transverse force of the train to each module when the middle-low-speed magnetic levitation vehicle passes through the curve, so that the levitation frame is distributed more reasonably along the curve, and has the important function of improving the curve passing capacity of the vehicle.
The existing medium-low speed magnetic levitation vehicles are provided with forced guiding mechanisms, but the structure is complex and heavy, the interior of the mechanism adopts low-friction nonmetallic abrasion materials and adopts an interference assembly mode, the disassembly is inconvenient, and the reliability is low; the rotator of the rotating part adopts a key groove structure to transmit torsion, so that the manufacturing difficulty is high, the time is long, and the cost of application, overhaul and maintenance is high.
Disclosure of Invention
The invention aims to provide a forced guiding mechanism for a medium-low speed magnetic levitation vehicle, which is simple to install, disassemble and maintain, safe and reliable and has the advantage of light weight.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
The forced guiding mechanism for the medium-low speed magnetic levitation vehicle comprises a long T-shaped arm assembly, a short T-shaped arm assembly, a steel wire rope assembly, a steering push rod and a mounting seat; the two ends of the cross arm of the long T-shaped arm assembly are in one-to-one correspondence with one ends of the two steel wire rope assemblies and are in one-to-one correspondence with the other ends of the two steel wire rope assemblies; one end of each of the two steering push rods is rotationally connected with one end of the longitudinal arm of the long T-shaped arm assembly, and one end of each of the other two steering push rods is rotationally connected with one end of the longitudinal arm of the short T-shaped arm assembly; the bottom of one mount is connected with the top of the long T-arm assembly and the bottom of the other mount is connected with the top of the short T-arm assembly.
The long T-shaped arm assembly comprises a long T-shaped arm outer wall module, a long T-shaped arm pin shaft module and a long T-shaped arm bearing module, wherein the middle part of the long T-shaped arm outer wall module is sleeved outside the long T-shaped arm bearing module, and the middle part of the long T-shaped arm outer wall module is fixedly connected with the outer ring of the long T-shaped arm bearing module; the long T-shaped arm bearing module is sleeved outside the long T-shaped arm pin module, the long T-shaped arm pin module is fixedly connected with the inner ring of the long T-shaped arm bearing module, and the top of the long T-shaped arm pin module is fixedly connected with the bottom of one mounting seat through a bolt.
The long T-shaped arm outer wall module comprises a long module cross arm, a long module outer wall unit and a long longitudinal arm, wherein the middle part of the long module cross arm is sleeved outside the long module outer wall unit and welded with the long module outer wall unit, and one end part of the long longitudinal arm is sleeved outside the long module outer wall unit and welded with the long module outer wall unit; the long module cross arm is perpendicular to the long longitudinal arm, and two sides of the other end of the long longitudinal arm are respectively connected with one ends of the two steering push rods in a rotating way.
The long module outer wall unit comprises a long module outer wall, a long module outer wall lower end cover and a plurality of long module outer wall locking bolts; the long T-shaped arm bearing module is positioned in the outer wall of the long module and comprises two long T-shaped arm bearings, a long T-shaped arm inner spacing cylinder and a long T-shaped arm outer spacing cylinder; the long T-shaped arm pin shaft module comprises a long T-shaped arm pin shaft, a long T-shaped arm bolt, a long T-shaped arm pin shaft lower end cover, a long T-shaped arm pin shaft lower check ring and a long T-shaped arm pin shaft upper check ring; the long module outer wall, the long module outer wall lower end cover, the two long T-shaped arm bearings, the long T-shaped arm inner spacing cylinder, the long T-shaped arm outer spacing cylinder, the long T-shaped arm pin shaft lower end cover, the long T-shaped arm pin shaft lower check ring and the long T-shaped arm pin shaft upper check ring are coaxially arranged;
The outer wall of the long module is of a hollow cylinder structure, the lower end cover of the outer wall of the long module is fixedly connected with the bottom of the outer wall of the long module through a plurality of locking bolts of the outer wall of the long module, and the inner wall of the outer wall of the long module is fixedly connected with the outer rings of the two long T-shaped arm bearings;
The two long T-shaped arm bearings are arranged in parallel up and down, the long T-shaped arm inner spacing cylinder is nested in the long T-shaped arm outer spacing cylinder, the long T-shaped arm inner spacing cylinder is supported between the inner rings of the two long T-shaped arm bearings, and the long T-shaped arm outer spacing cylinder is supported between the outer rings of the two long T-shaped arm bearings; the lower end face of the outer ring of the lower long T-shaped arm bearing is arranged on the lower end cover of the outer wall of the long module, and the lower end face of the inner ring of the lower long T-shaped arm bearing is arranged on the lower baffle ring of the long T-shaped arm pin shaft;
The upper check ring of the long T-shaped arm pin shaft is arranged on the upper end surface of the inner ring of the long T-shaped arm bearing above, the lower check ring of the long T-shaped arm pin shaft is positioned between the long T-shaped arm bearing below and the lower end cover of the long T-shaped arm pin shaft, and the lower end cover of the long T-shaped arm pin shaft is limited at the lower part of the long T-shaped arm pin shaft through a nut;
The upper part of the long T-shaped arm pin shaft is arranged on the upper end face of the outer wall of the long module, the middle part and the lower part of the long T-shaped arm pin shaft sequentially penetrate through an upper check ring of the long T-shaped arm pin shaft, an inner ring of the long T-shaped arm bearing above, an inner spacing cylinder of the long T-shaped arm, an inner ring of the long T-shaped arm bearing below, a lower check ring of the long T-shaped arm pin shaft and a lower end cover of the long T-shaped arm pin shaft, the bottom of the long T-shaped arm pin shaft is limited in the lower end cover of the outer wall of the long module by a long T-shaped arm pin shaft, and the outer wall of the long T-shaped arm pin shaft is fixedly connected with the inner rings of the two long T-shaped arm bearings.
The long T-shaped arm outer wall module is provided with a plurality of lightening holes, and the long T-shaped arm bearing module is a cylindrical roller bearing.
The short T-shaped arm assembly comprises a short T-shaped arm outer wall module, a short T-shaped arm pin shaft module and a short T-shaped arm bearing module, wherein the middle part of the short T-shaped arm outer wall module is sleeved outside the short T-shaped arm bearing module, and the middle part of the short T-shaped arm outer wall module is fixedly connected with the outer ring of the short T-shaped arm bearing module; the short T-shaped arm bearing module is sleeved outside the short T-shaped arm pin module, the short T-shaped arm pin module is fixedly connected with the inner ring of the short T-shaped arm bearing module, and the top of the short T-shaped arm pin module is fixedly connected with the bottom of the other mounting seat through a bolt.
The short T-shaped arm outer wall module comprises a short module transverse arm, a short module outer wall unit and a short longitudinal arm, wherein the middle part of the short module transverse arm is sleeved outside the short module outer wall unit and welded with the short module outer wall unit, one end part of the short longitudinal arm is sleeved outside the short module outer wall unit and welded with the short module outer wall unit, the short module transverse arm is perpendicular to the short longitudinal arm, and two sides of the other end of the short longitudinal arm are respectively connected with one ends of the other two steering push rods in a rotating mode.
The structure of the short module outer wall unit is the same as that of the long module outer wall unit, the structure of the short T-shaped arm bearing module is the same as that of the long T-shaped arm bearing module, and the structure of the short T-shaped arm pin shaft module is the same as that of the long T-shaped arm pin shaft module.
The short T-shaped arm outer wall module is provided with a plurality of lightening holes, and the short T-shaped arm bearing module is a cylindrical roller bearing.
The beneficial effects of the invention are as follows:
1, high reliability: the mechanism uses an open cylindrical roller bearing between the T-shaped arm outer wall module and the T-shaped arm pin shaft, and adopts lubricating grease for lubrication, so that the outer wall and the pin shaft rotate smoothly, the damage risk of parts caused by unsmooth rotation and clamping stagnation of the forced guiding mechanism is reduced, and the reliability is improved.
2, The maintenance is convenient: the mechanism is clamped and fixed in the T-shaped arm assembly by all fasteners, is simple and convenient to install and detach, and does not need to be detached by means of special tools.
3, The manufacturability is good: the mechanism is hoisted on a car body underframe, the T-shaped arm pin shaft in the center of the rotating part is connected with the mounting seat for hoisting through a bolt, the T-shaped arm outer wall module adopts a welding structure, and the welding structure transmits torsion.
4 Weight percent: the invention has simple structure, and adopts the lightening holes and the structural optimization to achieve the light weight design.
Drawings
Fig. 1 is a schematic structural view of a forced guiding mechanism for a low-speed magnetic levitation vehicle according to the present invention.
Fig. 2 is a schematic top view of fig. 1.
Fig. 3 is a schematic diagram of an exploded structure of the forced guiding mechanism for a low-speed maglev vehicle according to the present invention.
Fig. 4 is a schematic structural view of the mounting relationship of the long T-arm assembly and mount of the present invention.
Fig. 5 is a schematic view of the short T-arm assembly and mount of the present invention after assembly.
Fig. 6 is a schematic diagram of the explosive structure of fig. 5.
Fig. 7 is a schematic view of the structure of the short T-arm outer wall module in the present invention.
Fig. 8 is a schematic axial sectional structure diagram of the long module outer wall unit, the long T-arm bearing module and the long T-arm pin module assembled in the present invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings.
As shown in fig. 1 to 8, the forced guiding mechanism for a medium-low speed magnetic levitation vehicle according to the present invention comprises: a long T-shaped arm assembly 1, a short T-shaped arm assembly 2, a steel wire rope assembly 3, a steering push rod 4 and a mounting seat 5; two ends of a cross arm of the long T-shaped arm assembly 1 are in one-to-one correspondence with one ends of two steel wire rope assemblies 3 and are in rotary connection with the other ends of the two steel wire rope assemblies 3, and two ends of a cross arm of the short T-shaped arm assembly 2 are in one-to-one correspondence with the other ends of the two steel wire rope assemblies 3; one end of each of the two steering push rods 4 is rotationally connected with one end of the longitudinal arm of the long T-shaped arm assembly 1, and one end of each of the other two steering push rods 4 is rotationally connected with one end of the longitudinal arm of the short T-shaped arm assembly 2; the bottom of one mount 5 is connected to the top of the long T-arm assembly 1 and the bottom of the other mount 5 is connected to the top of the short T-arm assembly 2.
The long T-shaped arm assembly 1 comprises a long T-shaped arm outer wall module 1-1, a long T-shaped arm pin shaft module 1-2 and a long T-shaped arm bearing module 1-3, wherein the middle part of the long T-shaped arm outer wall module 1-1 is sleeved outside the long T-shaped arm bearing module 1-3, and the middle part of the long T-shaped arm outer wall module 1-1 is fixedly connected with the outer ring of the long T-shaped arm bearing module 1-3; the long T-shaped arm bearing module 1-3 is sleeved outside the long T-shaped arm pin module 1-2, the long T-shaped arm pin module 1-2 is fixedly connected with the inner ring of the long T-shaped arm bearing module 1-3, and the top of the long T-shaped arm pin module 1-2 is fixedly connected with the bottom of one mounting seat 5 through bolts.
The long T-shaped arm outer wall module 1-1 comprises a long module cross arm 1-1-1, a long module outer wall unit 1-1-2 and a long longitudinal arm 1-1-3, wherein the middle part of the long module cross arm 1-1 is sleeved outside the long module outer wall unit 1-1-2 and welded with the long module outer wall unit, and one end part of the long longitudinal arm 1-1-3 is sleeved outside the long module outer wall unit 1-1-2 and welded with the long module outer wall unit 1-1-2; the long module cross arm 1-1-1 is perpendicular to the long longitudinal arm 1-1-3, and two sides of the other end of the long longitudinal arm 1-1-3 are respectively and rotatably connected with one ends of two steering push rods 4; the long module cross arm 1-1-1 and the long longitudinal arm 1-1-3 are respectively provided with a plurality of lightening holes, so that the forced guiding mechanism meets the design requirement of light weight.
The long module outer wall unit 1-1-2 comprises a long module outer wall 1-1-2-1, a long module outer wall lower end cover 1-1-2-2 and a plurality of long module outer wall locking bolts 1-1-2-3; the long T-shaped arm bearing module 1-3 is positioned in the long module outer wall 1-1-2-1, and the long T-shaped arm bearing module 1-3 comprises two long T-shaped arm bearings 1-3-1, a long T-shaped arm inner spacer 1-3-2 and a long T-shaped arm outer spacer 1-3-3; the long T-shaped arm pin shaft module 1-2 comprises a long T-shaped arm pin shaft 1-2-1, a long T-shaped arm bolt 1-2-2, a long T-shaped arm pin shaft lower end cover 1-2-3, a long T-shaped arm pin shaft lower check ring 1-2-4 and a long T-shaped arm pin shaft upper check ring 1-2-5; the long module outer wall 1-1-2-1, the long module outer wall lower end cover 1-1-2-2, the two long T-shaped arm bearings 1-3-1, the long T-shaped arm inner spacing cylinder 1-3-2, the long T-shaped arm outer spacing cylinder 1-3-3, the long T-shaped arm pin shaft 1-2-1, the long T-shaped arm pin shaft lower end cover 1-2-3, the long T-shaped arm pin shaft lower retaining ring 1-2-4 and the long T-shaped arm pin shaft upper retaining ring 1-2-5 are all coaxially arranged.
The long module outer wall 1-1-2-1 is of a hollow cylinder structure, the long module outer wall lower end cover 1-1-2-2 is fixedly connected with the bottom of the long module outer wall 1-1-2-1 through a plurality of long module outer wall locking bolts 1-1-2-3, and the inner wall of the long module outer wall 1-1-2-1 is fixedly connected with the outer rings of the two long T-shaped arm bearings 1-3-1.
The two long T-shaped arm bearings 1-3-1 are arranged in parallel up and down, the long T-shaped arm inner spacing cylinder 1-3-2 is nested in the long T-shaped arm outer spacing cylinder 1-3-3, the long T-shaped arm inner spacing cylinder 1-3-2 is supported between inner rings of the two long T-shaped arm bearings 1-3-1, and the long T-shaped arm outer spacing cylinder 1-3-3 is supported between outer rings of the two long T-shaped arm bearings 1-3-1; the lower end face of the outer ring of the lower long T-shaped arm bearing 1-3-1 is arranged on the lower end cover 1-1-2-2 of the outer wall of the long module, and the lower end face of the inner ring of the lower long T-shaped arm bearing 1-3-1 is arranged on the lower retainer ring 1-2-4 of the long T-shaped arm pin shaft.
The upper check ring 1-2-5 of the long T-shaped arm pin shaft is arranged on the upper end face of the inner ring of the long T-shaped arm bearing 1-3-1 above, the lower check ring 1-2-4 of the long T-shaped arm pin shaft is positioned between the long T-shaped arm bearing 1-3-1 below and the lower end cover 1-2-3 of the long T-shaped arm pin shaft, and the lower end cover 1-2-3 of the long T-shaped arm pin shaft is limited at the lower part of the long T-shaped arm pin shaft 1-2-1 through a nut.
The upper part of a long T-shaped arm pin shaft 1-2-1 is arranged on the upper end face of a long module outer wall 1-1-2-1, the middle part and the lower part of the long T-shaped arm pin shaft 1-2-1 sequentially penetrate through an upper check ring 1-2-5 of the long T-shaped arm pin shaft, an inner ring of an upper long T-shaped arm bearing 1-3-1, an inner ring of a long T-shaped arm inner interval cylinder 1-3-2, an inner ring of a lower long T-shaped arm bearing 1-3-1, a lower check ring 1-2-4 of the long T-shaped arm pin shaft and a lower end cover 1-2-3 of the long T-shaped arm pin shaft, the bottom of the long T-shaped arm pin shaft 1-2-1 is limited in the lower end cover 1-1-2-2 of the long module outer wall by a long T-shaped arm pin 1-2-1, and the outer wall of the long T-shaped arm pin shaft 1-2-1 is fixedly connected with the inner rings of the two long T-shaped arm bearings 1-3-1.
The long module outer wall 1-1-2-1 is rotationally connected with the long T-shaped arm pin shaft 1-2-1 through two long T-shaped arm bearings 1-3-1, the long T-shaped arm bearings 1-3-1 can adopt open cylindrical roller bearings and are lubricated by lubricating grease, so that the long module outer wall 1-1-2-1 and the long T-shaped arm pin shaft 1-2-1 rotate smoothly, the damage risk of parts caused by unsmooth rotation and clamping stagnation of a forced guiding mechanism is reduced, and the reliability is improved.
The short T-shaped arm assembly 2 comprises a short T-shaped arm outer wall module 2-1, a short T-shaped arm pin shaft module 2-2 and a short T-shaped arm bearing module 2-3, wherein the middle part of the short T-shaped arm outer wall module 2-1 is sleeved outside the short T-shaped arm bearing module 2-3, and the middle part of the short T-shaped arm outer wall module 2-1 is fixedly connected with the outer ring of the short T-shaped arm bearing module 2-3; the short T-shaped arm bearing module 2-3 is sleeved outside the short T-shaped arm pin module 2-2, the short T-shaped arm pin module 2-2 is fixedly connected with the inner ring of the short T-shaped arm bearing module 2-3, and the top of the short T-shaped arm pin module 2-2 is fixedly connected with the bottom of the other mounting seat 5 through bolts. The outer wall of the short T-shaped arm outer wall module 2-1 is rotationally connected with the short T-shaped arm pin shaft module 2-2 through the short T-shaped arm bearing module 2-3, the short T-shaped arm bearing 2-3 can adopt an open cylindrical roller bearing and is lubricated by lubricating grease, so that the outer wall and the pin shaft rotate smoothly, the damage risk of parts caused by unsmooth rotation and clamping stagnation of a forced guiding mechanism is reduced, and the reliability is improved.
The short T-shaped arm outer wall module 2-1 comprises a short module cross arm 2-1-1, a short module outer wall unit 2-1-2 and a short longitudinal arm 2-1-3, wherein the middle part of the short module cross arm 2-1-1 is sleeved outside the short module outer wall unit 2-1-2 and welded with the short module outer wall unit, one end part of the short longitudinal arm 2-1-3 is sleeved outside the short module outer wall unit 2-1-2 and welded with the short module outer wall unit, the short module cross arm 2-1-1 is perpendicular to the short longitudinal arm 2-1-3, and two sides of the other end of the short longitudinal arm 2-1-3 are respectively connected with one ends of the other two steering push rods 4 in a rotating way; the short module cross arm 2-1-1 and the short longitudinal arm 2-1-3 are respectively provided with a plurality of lightening holes, so that the forced guiding mechanism meets the design requirement of light weight.
The structure of the short module outer wall unit 2-1-2 is the same as that of the long module outer wall unit 1-1-2, the structure of the short T-shaped arm bearing module 2-3 is the same as that of the long T-shaped arm bearing module 1-3, and the structure of the short T-shaped arm pin module 2-2 is the same as that of the long T-shaped arm pin module 1-2.
When the forced guiding mechanism for the medium-low speed magnetic levitation vehicle is used, the forced guiding mechanism is arranged on the underframe of the magnetic levitation vehicle body through the two mounting seats 5, the other ends of the two steering push rods 4 connected with the long longitudinal arms 1-1-3 are connected to the end sliding table fixed above the levitation frame in a sliding manner, and the other ends of the two steering push rods 4 connected with the short longitudinal arms 2-1-3 are connected to the middle sliding table fixed above the levitation frame in a sliding manner. When the magnetic levitation vehicle enters a curve section, the end sliding table transversely slides relative to the vehicle body to drive the two steering push rods 4 to transversely slide, the long T-shaped arm outer wall module 1-1 is further pushed to rotate relative to the long T-shaped arm pin shaft 1-2, the long T-shaped arm outer wall module 1-1 rotates to drive the short T-shaped arm outer wall module 2-1 to rotate by pulling the two steel wire rope assemblies 3, the other two steering push rods 4 are driven to drive the middle sliding table to transversely move relative to the vehicle body by the short T-shaped arm outer wall module 2-1, and the middle suspension frame is further driven to transversely move, so that the forced guiding function is achieved. The transverse sliding quantity of the middle sliding table is half of the transverse sliding quantity of the end sliding table and the directions are opposite, the transverse sliding quantity is consistent with the optimal displacement form of the suspension frame when the magnetic suspension vehicle passes through the curve, the suspension frame smoothly tracks the curve of the track F rail through the forced guiding function of the mechanism, and the curve passing performance of the vehicle is improved.
Claims (5)
1. The forced guiding mechanism for the medium-low speed magnetic levitation vehicle is characterized by comprising a long T-shaped arm assembly (1), a short T-shaped arm assembly (2), a steel wire rope assembly (3), a steering push rod (4) and a mounting seat (5); the two ends of the cross arm of the long T-shaped arm assembly (1) are in one-to-one correspondence with one ends of the two steel wire rope assemblies (3) and are in one-to-one correspondence with the other ends of the cross arm of the short T-shaped arm assembly (2); one end of each of the two steering push rods (4) is rotationally connected with one end of a longitudinal arm of the long T-shaped arm assembly (1), and one end of the other two steering push rods (4) is rotationally connected with one end of a longitudinal arm of the short T-shaped arm assembly (2); the bottom of one mounting seat (5) is connected with the top of the long T-shaped arm assembly (1), and the bottom of the other mounting seat (5) is connected with the top of the short T-shaped arm assembly (2);
The long T-shaped arm assembly (1) comprises a long T-shaped arm outer wall module (1-1), a long T-shaped arm pin shaft module (1-2) and a long T-shaped arm bearing module (1-3), wherein the middle part of the long T-shaped arm outer wall module (1-1) is sleeved outside the long T-shaped arm bearing module (1-3), and the middle part of the long T-shaped arm outer wall module (1-1) is fixedly connected with the outer ring of the long T-shaped arm bearing module (1-3); the long T-shaped arm bearing module (1-3) is sleeved outside the long T-shaped arm pin shaft module (1-2), the long T-shaped arm pin shaft module (1-2) is fixedly connected with the inner ring of the long T-shaped arm bearing module (1-3), and the top of the long T-shaped arm pin shaft module (1-2) is fixedly connected with the bottom of one mounting seat (5) through a bolt;
The long T-shaped arm outer wall module (1-1) comprises a long module cross arm (1-1-1), a long module outer wall unit (1-1-2) and a long longitudinal arm (1-1-3), wherein the middle part of the long module cross arm (1-1-1) is sleeved outside the long module outer wall unit (1-1-2) and welded with the long module outer wall unit, and one end part of the long longitudinal arm (1-1-3) is sleeved outside the long module outer wall unit (1-1-2) and welded with the long module outer wall unit; the long module cross arm (1-1-1) is perpendicular to the long longitudinal arm (1-1-3), and two sides of the other end of the long longitudinal arm (1-1-3) are respectively and rotatably connected with one ends of two steering push rods (4);
The long module outer wall unit (1-1-2) comprises a long module outer wall (1-1-2-1), a long module outer wall lower end cover (1-1-2-2) and a plurality of long module outer wall locking bolts (1-1-2-3); the long T-shaped arm bearing module (1-3) is positioned in the long module outer wall (1-1-2-1), and the long T-shaped arm bearing module (1-3) comprises two long T-shaped arm bearings (1-3-1), a long T-shaped arm inner spacer (1-3-2) and a long T-shaped arm outer spacer (1-3-3); the long T-shaped arm pin shaft module (1-2) comprises a long T-shaped arm pin shaft (1-2-1), a long T-shaped arm bolt (1-2-2), a long T-shaped arm pin shaft lower end cover (1-2-3), a long T-shaped arm pin shaft lower check ring (1-2-4) and a long T-shaped arm pin shaft upper check ring (1-2-5); the long module outer wall (1-1-2-1), the long module outer wall lower end cover (1-1-2-2), two long T-shaped arm bearings (1-3-1), a long T-shaped arm inner spacer (1-3-2), a long T-shaped arm outer spacer (1-3-3), a long T-shaped arm pin shaft (1-2-1), the long T-shaped arm pin shaft lower end cover (1-2-3), a long T-shaped arm pin shaft lower retainer ring (1-2-4) and a long T-shaped arm pin shaft upper retainer ring (1-2-5) are coaxially arranged;
the long module outer wall (1-1-2-1) is of a hollow cylinder structure, the lower end cover (1-1-2-2) of the long module outer wall is fixedly connected with the bottom of the long module outer wall (1-1-2-1) through a plurality of long module outer wall locking bolts (1-1-2-3), and the inner wall of the long module outer wall (1-1-2-1) is fixedly connected with the outer rings of the two long T-shaped arm bearings (1-3-1);
The two long T-shaped arm bearings (1-3-1) are arranged in parallel up and down, the long T-shaped arm inner spacing cylinder (1-3-2) is nested in the long T-shaped arm outer spacing cylinder (1-3-3), the long T-shaped arm inner spacing cylinder (1-3-2) is supported between inner rings of the two long T-shaped arm bearings (1-3-1), and the long T-shaped arm outer spacing cylinder (1-3-3) is supported between outer rings of the two long T-shaped arm bearings (1-3-1); the lower end face of the outer ring of the long T-shaped arm bearing (1-3-1) below is arranged on the lower end cover (1-1-2-2) of the outer wall of the long module, and the lower end face of the inner ring of the long T-shaped arm bearing (1-3-1) below is arranged on the lower retainer ring (1-2-4) of the long T-shaped arm pin shaft;
The upper check ring (1-2-5) of the long T-shaped arm pin shaft is arranged on the upper end face of the inner ring of the long T-shaped arm bearing (1-3-1) above, the lower check ring (1-2-4) of the long T-shaped arm pin shaft is arranged between the long T-shaped arm bearing (1-3-1) below and the lower end cover (1-2-3) of the long T-shaped arm pin shaft, and the lower end cover (1-2-3) of the long T-shaped arm pin shaft is limited at the lower part of the long T-shaped arm pin shaft (1-2-1) through a nut;
The upper part of a long T-shaped arm pin shaft (1-2-1) is arranged on the upper end face of the outer wall (1-1-2-1) of a long module, the middle part and the lower part of the long T-shaped arm pin shaft (1-2-1) sequentially pass through an upper check ring (1-2-5) of the long T-shaped arm pin shaft, an inner ring of an upper long T-shaped arm bearing (1-3-1), an inner ring of a long T-shaped arm inner space cylinder (1-3-2), an inner ring of a lower long T-shaped arm bearing (1-3-1), a lower check ring (1-2-4) of the long T-shaped arm pin shaft and a lower end cover (1-2-3) of the long T-shaped arm pin shaft, the bottom of the long T-shaped arm pin shaft (1-2-1) is limited in the lower end cover (1-1-2-2) of the outer wall of the long module, and the outer wall of the long T-shaped arm pin shaft (1-2-1) is fixedly connected with the inner rings of the two long T-shaped arm bearings (1-3-1);
The short T-shaped arm assembly (2) comprises a short T-shaped arm outer wall module (2-1), a short T-shaped arm pin shaft module (2-2) and a short T-shaped arm bearing module (2-3), the middle part of the short T-shaped arm outer wall module (2-1) is sleeved outside the short T-shaped arm bearing module (2-3), and the middle part of the short T-shaped arm outer wall module (2-1) is fixedly connected with the outer ring of the short T-shaped arm bearing module (2-3); the short T-shaped arm bearing module (2-3) is sleeved outside the short T-shaped arm pin module (2-2), the short T-shaped arm pin module (2-2) is fixedly connected with the inner ring of the short T-shaped arm bearing module (2-3), and the top of the short T-shaped arm pin module (2-2) is fixedly connected with the bottom of the other mounting seat (5) through bolts.
2. A forced guiding mechanism for medium and low speed magnetic levitation vehicles according to claim 1, wherein the long T-arm outer wall module (1-1) is provided with a plurality of lightening holes, and the long T-arm bearing module (1-3) is a cylindrical roller bearing.
3. A forced guiding mechanism for a medium-low speed magnetic levitation vehicle according to claim 2, wherein the short T-shaped arm outer wall module (2-1) comprises a short module transverse arm (2-1-1), a short module outer wall unit (2-1-2) and a short longitudinal arm (2-1-3), the middle part of the short module transverse arm (2-1-1) is sleeved outside the short module outer wall unit (2-1-2) and welded with the short module outer wall unit, one end part of the short longitudinal arm (2-1-3) is sleeved outside the short module outer wall unit (2-1-2) and welded with the short module outer wall unit, the short module transverse arm (2-1-1) is perpendicular to the short longitudinal arm (2-1-3), and two sides of the other end of the short longitudinal arm (2-1-3) are respectively connected with one ends of the other two steering push rods (4) in a rotating way.
4. A forced guiding mechanism for a medium-low speed magnetic levitation vehicle according to claim 3, wherein the structure of the short module outer wall unit (2-1-2) is the same as the structure of the long module outer wall unit (1-1-2), the structure of the short T-arm bearing module (2-3) is the same as the structure of the long T-arm bearing module (1-3), and the structure of the short T-arm pin module (2-2) is the same as the structure of the long T-arm pin module (1-2).
5. A forced guiding mechanism for medium and low speed magnetic levitation vehicles according to claim 1 or 3 or 4, wherein the short T-arm outer wall module (2-1) is provided with a plurality of lightening holes, and the short T-arm bearing module (2-3) is a cylindrical roller bearing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010374924.3A CN111332131B (en) | 2020-05-07 | 2020-05-07 | Forced guiding mechanism for medium-low speed magnetic suspension vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010374924.3A CN111332131B (en) | 2020-05-07 | 2020-05-07 | Forced guiding mechanism for medium-low speed magnetic suspension vehicle |
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| CN111332131B true CN111332131B (en) | 2024-04-30 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111976773B (en) * | 2020-08-19 | 2021-12-17 | 中车株洲电力机车有限公司 | Guide structure suitable for four-module suspension frame |
| CN112319533B (en) * | 2020-11-10 | 2021-12-17 | 中车株洲电力机车有限公司 | Magnetic levitation vehicle and forced guiding mechanism thereof |
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| CN202016407U (en) * | 2010-12-17 | 2011-10-26 | 南车株洲电力机车有限公司 | Forced steering mechanism |
| CN208006978U (en) * | 2018-01-29 | 2018-10-26 | 中车唐山机车车辆有限公司 | A kind of steering mechanism of T-type arm and magnetic suspension train |
| CN110962620A (en) * | 2018-09-30 | 2020-04-07 | 中车唐山机车车辆有限公司 | T-shaped arm assembly, vehicle steering device and magnetic levitation vehicle |
| CN212386326U (en) * | 2020-05-07 | 2021-01-22 | 中车长春轨道客车股份有限公司 | Forced guide mechanism for medium-low speed magnetic suspension vehicle |
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| CN202016407U (en) * | 2010-12-17 | 2011-10-26 | 南车株洲电力机车有限公司 | Forced steering mechanism |
| CN208006978U (en) * | 2018-01-29 | 2018-10-26 | 中车唐山机车车辆有限公司 | A kind of steering mechanism of T-type arm and magnetic suspension train |
| CN110962620A (en) * | 2018-09-30 | 2020-04-07 | 中车唐山机车车辆有限公司 | T-shaped arm assembly, vehicle steering device and magnetic levitation vehicle |
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