CN111332131A - Forced guide mechanism for medium-low speed magnetic suspension vehicle - Google Patents
Forced guide mechanism for medium-low speed magnetic suspension vehicle Download PDFInfo
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- CN111332131A CN111332131A CN202010374924.3A CN202010374924A CN111332131A CN 111332131 A CN111332131 A CN 111332131A CN 202010374924 A CN202010374924 A CN 202010374924A CN 111332131 A CN111332131 A CN 111332131A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 37
- 239000000725 suspension Substances 0.000 title description 12
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 238000005339 levitation Methods 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- 230000000712 assembly Effects 0.000 abstract description 5
- 238000000429 assembly Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 3
- 239000004519 grease Substances 0.000 description 3
- 230000001050 lubricating effect Effects 0.000 description 3
- 238000010586 diagram 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
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
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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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- Transportation (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
- Platform Screen Doors And Railroad Systems (AREA)
Abstract
A forced guide mechanism for a medium-low speed magnetic levitation vehicle relates to the technical field of design of forced guide mechanisms of magnetic levitation vehicles, and comprises a long T-shaped arm component, a short T-shaped arm component, a steel wire rope component, 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 and are rotatably connected with one ends of the two steel wire rope assemblies, and the two ends of the cross arm of the short T-shaped arm assembly are in one-to-one correspondence and are rotatably connected with the other ends of the two steel wire rope assemblies; one ends of the two steering push rods are rotatably connected with one end of the longitudinal arm of the long T-shaped arm assembly, and one ends of the other two steering push rods are rotatably 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 guide mechanisms of magnetic suspension vehicles, in particular to a forced guide mechanism for a medium-low speed magnetic suspension vehicle.
Background
The guide mechanism has the important function of evenly distributing the transverse force of the train to each module when the medium-low speed maglev vehicle passes through a curve, so that the maglev frames are more reasonably distributed along the curve, and the guide mechanism plays an important role in improving the curve passing capacity of the vehicle.
The existing medium-low speed magnetic levitation vehicle is mostly provided with forced guide mechanisms, but the structure is complex and heavy, the mechanism is internally made of low-friction non-metal abrasion materials and adopts an interference assembly mode, so that the disassembly is inconvenient and the reliability is low; the rotator of rotary part adopts the keyway structure transmission torsion, and it is high and long time to make the degree of difficulty, and the cost of application maintenance is higher.
Disclosure of Invention
The invention aims to provide a forced guide mechanism for a medium-low speed magnetic levitation vehicle, which has the advantages of simple installation, disassembly and maintenance, safety, reliability and light weight.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the forced guide mechanism for the medium-low speed maglev vehicle comprises a long T-shaped arm component, a short T-shaped arm component, a steel wire rope component, 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 and are rotatably connected with one ends of the two steel wire rope assemblies, and the two ends of the cross arm of the short T-shaped arm assembly are in one-to-one correspondence and are rotatably connected with the other ends of the two steel wire rope assemblies; one ends of the two steering push rods are rotatably connected with one end of the longitudinal arm of the long T-shaped arm assembly, and one ends of the other two steering push rods are rotatably 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 shaft module, the long T-shaped arm pin shaft 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 shaft 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 in rotating connection with one ends of the two steering push rods.
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 inside the outer wall of the long module and comprises two long T-shaped arm bearings, a long T-shaped arm inner spacing barrel and a long T-shaped arm outer spacing barrel; the long T-shaped arm pin shaft module comprises a long T-shaped arm pin shaft, a long T-shaped arm pin bolt, a long T-shaped arm pin shaft lower end cover, a long T-shaped arm pin shaft lower retainer ring and a long T-shaped arm pin shaft upper retainer 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 retainer ring and the long T-shaped arm pin shaft upper retainer ring are coaxially arranged;
the outer wall of the long module is of a hollow cylindrical 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 inside 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 retaining 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 upper long T-shaped arm bearing, the lower check ring of the long T-shaped arm pin shaft is positioned between the lower long T-shaped arm bearing 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 the long T-shaped arm pin shaft upper check ring, the upper long T-shaped arm bearing inner ring, the long T-shaped arm inner spacing barrel, the lower long T-shaped arm bearing inner ring, the long T-shaped arm pin shaft lower check ring and the long T-shaped arm pin shaft lower end cover, the bottom of the long T-shaped arm pin shaft is limited in the long module outer wall lower end cover through the long T-shaped arm pin, and the outer wall of the long T-shaped arm pin shaft is fixedly connected with the inner rings of the two long T-.
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, 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 shaft module, the short T-shaped arm pin shaft 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 shaft 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 cross arm, a short module outer wall unit and a short longitudinal arm, the middle of the short module cross arm is sleeved outside the short module outer wall unit and welded with the short module outer wall unit, one end 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 cross 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 invention has the following beneficial effects:
1, high reliability: according to the mechanism, the open type cylindrical roller bearing is used between the T-shaped arm outer wall module and the T-shaped arm pin shaft, lubricating grease is adopted for lubrication, so that the outer wall and the pin shaft can smoothly rotate, the risk of part damage caused by unsmooth rotation and clamping stagnation of the guide mechanism is reduced, and the reliability is improved.
2, maintenance is convenient: the mechanism is fixed by clamping all the fasteners inside the T-shaped arm assembly, is simple and convenient to mount and dismount, and does not need to be dismounted by means of special tools.
3, the manufacturability is good: this mechanism hoists on automobile body chassis, and the T shape arm round pin axle at rotary part center passes through the bolt to be connected with the mount pad of hoist and mount usefulness, and T shape arm outer wall module adopts welded structure, by welded structure transmission torsion, compares in current keyway structure transmission torsion, and this mechanism makes the degree of difficulty low, and production time is short, and the yield is high.
4, light weight: the invention has simple structure, and achieves lightweight design by adopting lightening holes and structural optimization.
Drawings
Fig. 1 is a schematic structural diagram of a forced guiding mechanism for a low-speed magnetic levitation vehicle in the invention.
Fig. 2 is a schematic top view of the structure of fig. 1.
Fig. 3 is an exploded view of the forced guiding mechanism for low-speed magnetic levitation vehicles according to the present invention.
FIG. 4 is a schematic structural view of the assembled relationship of the long T-arm assembly and the mounting base of the present invention.
FIG. 5 is a schematic view of the short T-arm assembly and mounting base of the present invention assembled.
Fig. 6 is a schematic diagram of the exploded structure of fig. 5.
Fig. 7 is a schematic structural view of a short T-arm outer wall module in the present invention.
Fig. 8 is a schematic axial sectional view of the assembled long module outer wall unit, long T-shaped arm bearing module, and long T-shaped arm pin module according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 8, the forced guiding mechanism for a medium and low speed magnetic levitation vehicle of the present invention comprises: the steering mechanism 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; the two ends of the cross arm of the long T-shaped arm component 1 are in one-to-one correspondence with one ends of the two steel wire rope components 3 and are in one-to-one correspondence with the two ends of the cross arm of the short T-shaped arm component 2; one end of each of the two steering push rods 4 is rotatably 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 rotatably connected with one end of the longitudinal arm of the short T-shaped arm assembly 2; the bottom of one mounting 5 is connected to the top of the long T-arm assembly 1 and the bottom of the other mounting 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 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 cross arm 1-1-2, 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 vertical 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 connected with one end of two steering push rods 4 in a rotating manner; a plurality of lightening holes are formed in the long module cross arm 1-1-1 and the long longitudinal arm 1-1-3, so that the forced guide 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 inside the outer wall 1-1-2-1 of the long module, 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 spacing cylinder 1-3-2 and a long T-shaped arm outer spacing cylinder 1-3-3; the long T-shaped arm pin module 1-2 comprises a long T-shaped arm pin 1-2-1, a long T-shaped arm pin 1-2-2, a long T-shaped arm pin lower end cover 1-2-3, a long T-shaped arm pin lower retainer ring 1-2-4 and a long T-shaped arm pin upper retainer 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 retainer ring 1-2-4 and the long T-shaped arm pin shaft upper retainer ring 1-2-5 are all coaxially arranged.
The outer wall 1-1-2-1 of the long module is of a hollow cylinder structure, the lower end cover 1-1-2-2 of the outer wall of the long module is fixedly connected with the bottom of the outer wall 1-1-2-1 of the long module through a plurality of locking bolts 1-1-2-3 of the outer wall of the long module, and the inner wall of the outer wall 1-1-2-1 of the long module is fixedly connected with the outer rings of 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 inside 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 the 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 the 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 retainer 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 upper long T-shaped arm bearing 1-3-1, the lower retainer ring 1-2-4 of the long T-shaped arm pin shaft is positioned between the lower long T-shaped arm bearing 1-3-1 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 the long T-shaped arm pin shaft 1-2-1 is arranged on the upper end surface of the outer wall 1-1-2-1 of the long module, the middle part and the lower part of the long T-shaped arm pin shaft 1-2-1 sequentially pass through the upper check ring 1-2-5 of the long T-shaped arm pin shaft, the inner ring of the upper long T-shaped arm bearing 1-3-1, the inner spacing cylinder 1-3-2 in the long T-shaped arm, the inner ring of the lower long T-shaped arm bearing 1-3-1, the lower check ring 1-2-4 of the long T-shaped arm pin shaft and the 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 T-shaped arm pin shaft 1-2-1 and the inner rings of the two long T-shaped arm bearings 1-3-1 .
The long module outer wall 1-1-2-1 is rotatably 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 risk of part damage caused by unsmooth rotation and clamping stagnation of a guide 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 shaft module 2-2, the short T-shaped arm pin shaft 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 shaft module 2-2 is fixedly connected with the bottom of the other mounting seat 5 through a bolt. The outer wall of the short T-shaped arm outer wall module 2-1 is rotatably 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 be an open cylindrical roller bearing and is lubricated by lubricating grease, so that the outer wall and the pin shaft can rotate smoothly, the risk of part damage caused by unsmooth rotation and clamping stagnation of the guide 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, 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 cross arm, 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 end of the other two steering push rods 4 in a rotating manner; a plurality of lightening holes are formed in the short module cross arm 2-1-1 and the short longitudinal arm 2-1-3, so that the forced guide 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 shaft module 2-2 is the same as that of the long T-shaped arm pin shaft module 1-2.
When the forced guide mechanism for the medium and low speed magnetic suspension vehicle is used, the forced guide mechanism is arranged on the underframe of a magnetic suspension 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 suspension 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 suspension frame in a sliding manner. When the maglev vehicle drives into a curve road section, the end sliding table firstly slides transversely relative to the vehicle body to drive the two steering push rods 4 to slide transversely, 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 short T-shaped arm outer wall module 2-1 drives the other two steering push rods 4 to push the middle sliding table to move transversely relative to the vehicle body, and further the middle suspension frame is driven to move transversely, so that the forced guiding function is achieved. The transverse sliding amount of the middle sliding table is half of that of the end sliding table, the directions of the transverse sliding amounts are opposite, the transverse sliding amount 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 (9)
1. The forced guide mechanism for the medium-low speed maglev 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 component (1) are in one-to-one correspondence and are rotatably connected with one ends of the two steel wire rope components (3), and the two ends of the cross arm of the short T-shaped arm component (2) are in one-to-one correspondence and are rotatably connected with the other ends of the two steel wire rope components (3); one end of each of the two steering push rods (4) is rotatably 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 rotatably connected with one end of the 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).
2. The forced guide mechanism for the medium and low speed magnetic levitation vehicle as claimed in claim 1, wherein 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), 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.
3. The forced guiding mechanism for medium and low speed maglev vehicles as claimed in claim 2, wherein 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 trailing arm (1-1-3), 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 thereto, and one end part of the long trailing arm (1-1-3) is sleeved outside the long module outer wall unit (1-1-2) and welded thereto; the long module cross arm (1-1-1) is vertical 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 connected with one end of two steering push rods (4) in a rotating manner.
4. The forced guiding mechanism for medium and low speed maglev vehicles according to claim 3, wherein 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 inside the outer wall (1-1-2-1) of the long module, 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 spacing cylinder (1-3-2) and a long T-shaped arm outer spacing cylinder (1-3-3); the long T-shaped arm pin module (1-2) comprises a long T-shaped arm pin (1-2-1), a long T-shaped arm pin (1-2-2), a long T-shaped arm pin lower end cover (1-2-3), a long T-shaped arm pin lower retainer ring (1-2-4) and a long T-shaped arm pin upper retainer 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 spacing cylinder (1-3-2), a long T-shaped arm outer spacing cylinder (1-3-3), a long T-shaped arm pin shaft (1-2-1), a 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 all coaxially arranged;
the outer wall (1-1-2-1) of the long module is of a hollow cylinder structure, the lower end cover (1-1-2-2) of the outer wall of the long module is fixedly connected with the bottom of the outer wall (1-1-2-1) of the long module through a plurality of locking bolts (1-1-2-3) of the outer wall of the long module, and the inner wall of the outer wall (1-1-2-1) of the long module is fixedly connected with the outer rings of 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 inside 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 the 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 the 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 retainer 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 upper long T-shaped arm bearing (1-3-1), the lower retainer ring (1-2-4) of the long T-shaped arm pin shaft is positioned between the lower long T-shaped arm bearing (1-3-1) 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 surface 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 penetrate through an upper retaining 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 spacing cylinder (1-3-2) of the long T-shaped arm, an inner ring of a lower long T-shaped arm bearing (1-3-1), a lower retaining 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 by a long T-shaped arm pin, 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).
5. The forced guiding mechanism for medium and low speed magnetic levitation vehicles as claimed in claim 2 or 3 or 4, characterized in that 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.
6. The forced guide mechanism for the medium and low speed magnetic levitation vehicle as claimed in claim 1, wherein 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 shaft module (2-2), the short T-shaped arm pin shaft 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 shaft module (2-2) is fixedly connected with the bottom of the other mounting seat (5) through a bolt.
7. The forced guiding mechanism for medium and low speed magnetic levitation vehicles as recited in claim 6, 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), the middle 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 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 mode.
8. The forced guiding mechanism for medium and low speed maglev vehicles according to claim 7, 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).
9. The forced guiding mechanism for medium and low speed magnetic levitation vehicles as claimed in claim 6 or 7 or 8, characterized in that 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 CN111332131B (en) | 2024-04-30 |
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| CN112319533A (en) * | 2020-11-10 | 2021-02-05 | 中车株洲电力机车有限公司 | Magnetic levitation vehicle and forced guiding mechanism thereof |
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|---|---|
| CN111332131B (en) | 2024-04-30 |
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