CN113978505B - Hinge pin type bogie for urban rail vehicle driven simultaneously by single permanent magnet direct drive motor double shafts - Google Patents
Hinge pin type bogie for urban rail vehicle driven simultaneously by single permanent magnet direct drive motor double shafts Download PDFInfo
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- CN113978505B CN113978505B CN202111432985.1A CN202111432985A CN113978505B CN 113978505 B CN113978505 B CN 113978505B CN 202111432985 A CN202111432985 A CN 202111432985A CN 113978505 B CN113978505 B CN 113978505B
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- mounting seat
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- 241001669679 Eleotris Species 0.000 claims abstract description 57
- 238000009434 installation Methods 0.000 claims abstract description 23
- 230000008878 coupling Effects 0.000 claims abstract description 9
- 238000010168 coupling process Methods 0.000 claims abstract description 9
- 238000005859 coupling reaction Methods 0.000 claims abstract description 9
- 239000006096 absorbing agent Substances 0.000 claims description 45
- 230000035939 shock Effects 0.000 claims description 45
- 230000009977 dual effect Effects 0.000 claims 2
- 230000005389 magnetism Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 239000000725 suspension Substances 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/50—Other details
- B61F5/52—Bogie frames
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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
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/10—Dynamic electric regenerative braking
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C9/00—Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars
- B61C9/38—Transmission systems in or for locomotives or motor railcars with electric motor propulsion
- B61C9/48—Transmission systems in or for locomotives or motor railcars with electric motor propulsion with motors supported on vehicle frames and driving axles, e.g. axle or nose suspension
- B61C9/50—Transmission systems in or for locomotives or motor railcars with electric motor propulsion with motors supported on vehicle frames and driving axles, e.g. axle or nose suspension in bogies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H1/00—Applications or arrangements of brakes with a braking member or members co-operating with the periphery of the wheel rim, a drum, or the like
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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
- B60L2200/00—Type of vehicles
- B60L2200/26—Rail vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Braking Arrangements (AREA)
Abstract
The invention provides a hinge pin type bogie for simultaneously driving urban rail vehicles by adopting a single permanent magnet direct drive motor in double shafts, which comprises a bogie frame, wherein the bogie frame consists of side beams and sleeper beams, the bogie frame is integrally formed into an H-shaped frame after installation, permanent magnet motor mounting holes are formed in the bogie frame, and the motor mounting holes are arranged on two sides of the sleeper beams and are symmetrically arranged along the longitudinal direction and the transverse direction of the bogie; an air spring mounting seat is arranged on the sleeper beam, and the bogie frame is connected with the vehicle body through two air springs; a permanent magnet direct-drive motor which is longitudinally arranged below the sleeper beam outputs torque from two ends and transmits the torque to the wheel set through an elastic coupling and a gear box; due to the adoption of the single-motor frame suspension structure, the unsprung weight and the whole weight of the bogie are reduced, and the volume of the bogie is also reduced; meanwhile, the face gear is used as a transmission gear, so that the bearing capacity and the transmission stability are improved.
Description
Technical Field
The invention relates to the field of urban rail transit, in particular to a hinged-pin bogie for simultaneously driving urban rail vehicles by adopting a single permanent magnet direct drive motor double shafts.
Background
With the improvement of the life quality of people, the demand for good environment is correspondingly improved. The traditional railway vehicles mostly adopt alternating current asynchronous motors to provide traction force, but have the defects of large noise, low efficiency, high cost, multiple faults and the like, and have great influence on the environment, so that a novel motor-permanent magnet motor is generated. The permanent magnet synchronous motor has the characteristics of high efficiency, high power factor, small heating, simple structure, small volume and small noise, and can effectively improve the utilization efficiency of the motor, thereby improving the efficiency of the whole system.
Most of the existing urban railway vehicle bogies use a mode of respectively driving two shafts by a double-alternating-current motor to carry out traction transmission, so that the occupied space of a traction motor is increased, the volume of the bogie is also increased, and meanwhile, the overall weight of the bogie is also increased; in addition, it is a difficult problem how to keep the same rotational speed of the wheels controlled by the two motors separately.
Disclosure of Invention
In order to solve the problems, the invention aims to provide a novel double-shaft simultaneous driving urban rail vehicle hinge pin type bogie adopting a single permanent magnet direct driving motor, which can further reduce the weight of the bogie, particularly the unsprung weight, reduce the volume of the bogie, improve the traction performance and improve the curve passing performance.
In order to achieve the above purpose, the technical scheme of the invention is as follows:
The hinged pin type bogie for the urban rail vehicle is driven simultaneously by adopting a single permanent magnet direct drive motor in a double shaft mode and comprises a bogie frame 1, wherein the bogie frame 1 comprises a sleeper beam 10 and two side beams 9, the two side beams 9 are arranged at two ends of the sleeper beam 10 in a hinged pin mode, and the side beams 9 and the sleeper beam 10 are arranged to form an H-shaped structure; air spring mounting seats 16 are arranged at two ends of the sleeper beam 10 and are used for connecting an air spring 25 for bearing a vehicle body; hinge pin mounting seats 15 are welded at the two transverse ends of the sleeper beam 10, and a gear box positioning pull rod mounting seat 13, a secondary vertical shock absorber mounting seat 17 and a secondary transverse shock absorber mounting seat 20 are arranged on the sleeper beam 10; the secondary vertical shock absorber 26 and the secondary vertical shock absorber mounting seat 17 are positioned on one side of the air spring 25, and the secondary horizontal shock absorber mounting seat 20 is positioned above the sleeper beam; the secondary transverse damper 24 is connected with the secondary transverse damper mounting base 20, and the secondary vertical damper 26 is connected with the secondary vertical damper mounting base 17; transverse elastic stops 23 are symmetrically arranged on the inner side of the hinge pin mounting seat 15; a permanent magnet direct drive motor 7 is arranged below the bogie frame 1, and the permanent magnet direct drive motor 7 is connected with the sleeper beam 10 through a motor mounting hole 22; the motor shaft of the permanent magnet direct drive motor 7 transmits torque to the face gear 32 through the coupling 14 and drives an axle through the face gear 32; the middle part of the rear side of the sleeper beam 10 is provided with a traction pull rod mounting seat 21, and the traction pull rod mounting seat 21 is connected with a traction pull rod 11 for transmitting longitudinal traction force; axle box positioning pull rod mounting seats 18 are arranged on two sides of the sleeper beam 10 to position the axle boxes 8, and a traction pull rod mounting seat 21 and a gear box positioning pull rod seat 13 are integrally arranged; a basic braking device 3 is arranged on the bogie frame 1, belonging to tread braking; the foundation braking device 3 is positioned below the air spring mounting seat 16 on the sleeper beam 10, and two sides of the foundation braking device are respectively provided with a brake; only one permanent magnet direct drive motor 7 is longitudinally arranged below the whole bogie sleeper beam 10, and two ends of the permanent magnet direct drive motor 7 simultaneously output torque through a motor shaft fixed with a motor rotor 36, and drive front and rear wheel pairs 2 simultaneously after passing through a coupling 14 and a face gear 32.
Preferably, the side beam 9 is a straight beam, two ends of the side beam are provided with a series of spring mounting seats and a series of shock absorber mounting seats 19, the series of spring mounting seats comprise a side beam series spring mounting seat and an axle box series spring mounting seat, the series of springs 4 are mounted between the side beam series spring mounting seat and the axle box series spring mounting seat, the side beam series spring mounting seat is positioned at two ends of the side beam 9, the axle box series spring mounting seat is positioned at two ends of the axle box 8, two ends of the series of shock absorbers 5 are sleeved with a series of shock absorber pins 39, the series of shock absorber pins 39 are formed by a middle cylinder and cuboid at two ends, and the series of shock absorber pins 39 are respectively connected to the side beam series shock absorber mounting seat 19 and the axle box series shock absorber mounting seat by bolts.
As a preferred mode, the permanent magnet direct drive motor 7 comprises a motor housing stator 34, a coil 35, a motor rotor 36 and a motor bearing 37, wherein the motor rotor 36 is pressed onto a motor shaft, and the motor shaft is used as the motor rotor at the same time; four mounting holes are welded on the shell of the permanent magnet direct-drive motor 7, and the fixing with the frame sleeper beam 10 is realized by bolts.
Preferably, the face gear box 6 internally comprises a gear shaft 33 and a face gear 32, the face gear box 6 is provided with a gear box positioning pull rod mounting seat 13 on the outer shell, the gear box is connected to the bogie frame 1 through a gear box positioning pull rod 12, a pair of gear box axle-holding bearings 38 hold the face gear box 6 on the wheel set 2, and the gear box axle-holding bearings 38 are pressed onto the axle.
Preferably, the braking is tread braking, and a foundation braking device 3 is arranged on each side of the sleeper beam 10 with the bogie center as a symmetrical center.
Preferably, the axle boxes of the bogie are arranged in a built-in mode, namely the axle boxes are arranged on the inner side of the wheel set, and single-pull-rod positioning is adopted, namely each axle box adopts an axle box positioning pull rod 30, and the axle box positioning pull rods 30 are respectively connected with the axle box pull rod mounting seat and the axle box positioning pull rod mounting seat 18 on the sleeper beam 10.
Preferably, the bogie adopts a single traction rod 11 to provide longitudinal traction, and the traction rod 11 is elastically and movably connected with a traction rod mounting seat 21 on the bogie frame 1 through a frame traction rod mounting pin 27; on the side of the sleeper beam 10 having the traction link mounting seat 21, the traction link mounting seat 21 is integrated with the gear case positioning link mounting seat 13.
The working process of the invention is as follows: when traction is carried out, output shafts are arranged at two ends of the permanent magnet direct drive motor 7 and used for outputting torque, the torque is transmitted to the face gear box 6 through the coupling 14, the face gear 32 drives the wheel set 2 to rotate, and the friction force between wheel tracks is used for generating wheel circumference traction force to drive the bogie and the car body to move. When braking, regenerative braking is preferably adopted, so that the permanent magnet direct-drive motor 7 is reversed, electric energy is generated during braking, and the generated electric energy is transmitted to a power grid; if the regenerative braking force is insufficient, tread braking is used, so that brake pads of the basic braking device 3 are pressed against the tread of the wheel set 2, and vehicle kinetic energy is converted into friction heat energy to be emitted.
The beneficial effects of the invention are as follows: because the single motor is longitudinally arranged to drive the double shafts, the volume and the weight of the whole bogie are reduced, and the structure is simpler; meanwhile, due to the adoption of motor frame suspension arrangement, the unsprung weight is reduced; the driving mode of simultaneously driving the double shafts by the single motor is beneficial to keeping the same rotation speed of the front and rear wheels and reducing spin and slip; because the connection mode between the side beams and the sleeper beam is a hinge pin, the two side beams can move relatively to a certain extent, and the running quality is better when the line is unsmooth; the face gear is adopted as the transmission gear, so that the bearing capacity and the transmission stability are improved; the axle box built-in structure is adopted, so that the curve passing performance of the bogie is improved.
Drawings
Fig. 1 is an isometric view of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is an isometric view of the hinge pin frame of the present invention.
Fig. 4 is an isometric view of a secondary suspension of the present invention.
Fig. 5 is an isometric view of an axle housing and a series of suspensions of the present invention.
Fig. 6 is an isometric view of a drive apparatus of the present invention.
Fig. 7 is a cross-sectional view of a permanent magnet direct drive motor of the present invention.
Fig. 8 is an axle housing positioning tie rod of the present invention.
FIG. 9 is a schematic illustration of a primary shock absorber mounting pin of the present invention.
Wherein 1 is the bogie frame, 2 is the wheel set, 3 is the foundation brake device, 4 is the primary spring, 5 is the primary shock absorber, 6 is the face gear box, 7 is the permanent magnet direct drive motor, 8 is the axle box, 9 is the side beam, 10 is the sleeper beam, 11 is the traction link, 12 is the gearbox locating link, 13 is the gearbox locating link mount, 14 is the coupling, 15 is the hinge mount, 16 is the air spring mount, 17 is the secondary vertical shock absorber mount, 18 is the axle box locating link mount, 19 is the primary shock absorber mount, 20 is the secondary transverse shock absorber mount, 21 is the traction link mount, 22 is the motor mounting hole, 23 is the transverse elastic stop, 24 is the secondary transverse shock absorber, 25 is the air spring, 26 is the secondary vertical shock absorber, 27 is the frame traction link mount pin, 28 is the car body connecting traction link mount pin, 29 is the axle box cover, 30 is the axle box locating link, 31 is the axle box bearing, 32 is the face gear, 33 is the gear shaft, 34 is the motor housing, 35 is the motor, 36 is the rotor, 37 is the bearing, 39 is the axle bearing.
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present invention with reference to specific examples. The invention may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present invention.
The embodiment provides a hinge pin type bogie for simultaneously driving urban rail vehicles by adopting a single permanent magnet direct drive motor in a double shaft mode, which comprises a bogie frame 1, wherein the bogie frame 1 comprises a sleeper beam 10 and two side beams 9, the two side beams 9 are arranged at two ends of the sleeper beam 10 in a hinge pin mode, and the side beams 9 and the sleeper beam 10 are arranged to form an H-shaped structure; air spring mounting seats 16 are arranged at two ends of the sleeper beam 10 and bear the vehicle body through air springs 25; hinge pin mounting seats 15 are welded at the two transverse ends of the sleeper beam 10, and a gear box positioning pull rod mounting seat 13, a secondary vertical shock absorber mounting seat 17 and a secondary transverse shock absorber mounting seat 20 are arranged on the sleeper beam 10; the secondary vertical shock absorber 26 and the mounting seat 17 thereof are positioned on one side of the air spring 25, and the secondary transverse shock absorber mounting seat 20 is positioned above the sleeper beam; the secondary transverse damper 24 is connected with the secondary transverse damper mounting base 20, and the secondary vertical damper 26 is connected with the secondary vertical damper mounting base 17; transverse elastic stops 23 are symmetrically arranged on the inner side of the hinge pin mounting seat 15; a permanent magnet direct drive motor 7 is arranged below the bogie frame 1, and the permanent magnet direct drive motor 7 is connected with the sleeper beam 10 through a motor mounting hole 22; the motor shaft of the permanent magnet direct drive motor 7 transmits torque to the face gear 32 through the coupling 14 and drives an axle through the face gear 32; the middle part of the rear side of the sleeper beam 10 is provided with a traction rod mounting seat 21, and longitudinal traction force is transmitted through a traction rod 11; axle box positioning pull rod mounting seats 18 are arranged on two sides of the sleeper beam 10 to position the axle boxes 8, and a traction pull rod mounting seat 21 and a gear box positioning pull rod seat 13 are integrally arranged; a basic braking device 3 is arranged on the bogie frame 1, belonging to tread braking; the foundation braking device 3 is positioned below the air spring mounting seat 16 on the sleeper beam 10, and two sides of the foundation braking device are respectively provided with a brake; only one permanent magnet direct drive motor 7 is longitudinally arranged below the whole bogie sleeper beam 10, and two ends of the permanent magnet direct drive motor 7 simultaneously output torque through a motor shaft fixed with a motor rotor 36, and drive front and rear wheel pairs 2 simultaneously after passing through a coupling 14 and a face gear 32.
The side beam 9 is a straight beam, two ends of the side beam 9 are provided with a series of spring installation seats and a series of shock absorber installation seats 19, the series of spring installation seats comprise a side beam series spring installation seat and an axle box series spring installation seat, the series of springs 4 are installed between the side beam series spring installation seat and the axle box series spring installation seat, the side beam series spring installation seat is arranged at two ends of the side beam 9, the axle box series spring installation seat is arranged at two ends of the axle box, the two ends of the series of shock absorbers 5 are sleeved with series of shock absorber pins 39, as shown in fig. 9, the series of shock absorber pins 39 are composed of a middle cylinder and cuboid at two ends, and the series of shock absorber pins 39 are respectively connected to the series of shock absorber installation seats 19 of the side beam and the series of shock absorber installation seats of the axle box.
As shown in fig. 7, the permanent magnet direct drive motor 7 includes a motor housing stator 34, a coil 35, a motor rotor 36, and a motor bearing 37, the motor rotor 36 being press-fitted to a motor shaft, the motor shaft simultaneously functioning as a motor rotor; four mounting holes are welded on the shell of the permanent magnet direct-drive motor 7, and the fixing with the frame sleeper beam 10 is realized by bolts.
As shown in fig. 6, the face gear case 6 internally includes a gear shaft 33 and a face gear 32, a gear case positioning tie rod mount 13 is provided on the housing of the face gear case 6, the gear case is connected to the bogie frame 1 through a gear case positioning tie rod 12, a pair of gear case axle-locking bearings 38 lock the face gear case 6 to the wheel set 2, and the gear case axle-locking bearings 38 are press-fitted to the axle. The gearbox journal bearing 38 employs a tapered roller bearing.
The braking mode is tread braking, the bogie center is taken as a symmetrical center, and the two sides of the sleeper beam 10 are respectively provided with a foundation braking device 3. For normal braking at the platform and emergency braking during driving.
The axle boxes adopted by the bogie are arranged in a built-in mode, namely the axle boxes are arranged on the inner side of the wheel set, and single-pull-rod positioning is adopted, namely each axle box adopts an axle box positioning pull rod 30, and as shown in fig. 8, the axle box positioning pull rod 30 is respectively connected with an axle box pull rod mounting seat and an axle box positioning pull rod mounting seat 18 on the sleeper beam 10. The axle box built-in structure is beneficial to improving the curve passing performance of the bogie.
The bogie adopts a single traction rod 11 to provide longitudinal traction force, and the traction rod 11 is elastically and movably connected with a traction rod mounting seat 21 on the bogie frame 1 through a frame traction rod mounting pin 27; on the side of the sleeper beam 10 having the traction link mounting seat 21, the traction link mounting seat 21 is integrated with the gear case positioning link mounting seat 13.
As shown in fig. 4, the secondary suspension comprises a transverse elastic stop 23, a traction pull rod 11, a secondary transverse shock absorber 24, a secondary vertical shock absorber 26 and an air spring 25, wherein the transverse elastic stop 23 is symmetrically arranged at the inner side of a frame hinge pin mounting seat 15, and air spring mounting seats 16 are arranged at two ends of a sleeper beam, and a vehicle body is borne through the air spring 25 to transmit vertical force and partial transverse force; a traction rod mounting seat 21 is arranged on the sleeper beam 10, and longitudinal traction force is transmitted through a traction rod 11; the lateral force is transmitted through the lateral elastic stops 23 and limits the maximum lateral displacement of the vehicle body, providing lateral and vertical damping through the shock absorber. The secondary transverse vibration damper 24 is arranged above the sleeper beam, the secondary vertical vibration damper 26 is arranged on one side of the air spring, two ends of the secondary transverse vibration damper 24 and two ends of the secondary vertical vibration damper 26 are respectively connected with mounting seats on the framework and the vehicle body, and vibration reduction is achieved.
The urban rail vehicle bogie adopts a single permanent magnet motor driven double-shaft driving structure, so that the overall volume and weight, particularly unsprung weight, of the bogie are further reduced, front and rear wheels of the bogie can keep the same rotating speed, slipping and idle running are reduced, and meanwhile, a face gear is adopted as a transmission gear, so that the bearing capacity of the gear and the stability of transmission are improved.
The above embodiments are merely illustrative of the principles of the present invention and its effectiveness, and are not intended to limit the invention. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the invention. Accordingly, it is intended that all equivalent modifications and variations of the invention be covered by the claims of this invention, which are within the skill of those skilled in the art, can be made without departing from the spirit and scope of the invention disclosed herein.
Claims (4)
1. The utility model provides an adopt single permanent magnetism to directly drive motor biax simultaneous driving urban rail vehicle hinge pin formula bogie which characterized in that: the steering frame comprises a steering frame (1), wherein the steering frame (1) comprises a sleeper beam (10) and two side beams (9), the two side beams (9) are arranged at two ends of the sleeper beam (10) in a hinge pin mode, and the side beams (9) and the sleeper beam (10) are arranged to form an H-shaped structure; air spring mounting seats (16) are arranged at two ends of the sleeper beam (10) and are used for being connected with an air spring (25) for bearing a vehicle body; hinge pin mounting seats (15) are welded at the two transverse ends of the sleeper beam (10), and meanwhile, a gear box positioning pull rod mounting seat (13), a secondary vertical shock absorber mounting seat (17) and a secondary transverse shock absorber mounting seat (20) are arranged on the sleeper beam (10); the secondary vertical shock absorber (26) and the secondary vertical shock absorber mounting seat (17) are positioned on one side of the air spring (25), and the secondary horizontal shock absorber mounting seat (20) is positioned above the sleeper beam; the secondary transverse vibration damper (24) is connected with the secondary transverse vibration damper mounting seat (20), and the secondary vertical vibration damper (26) is connected with the secondary vertical vibration damper mounting seat (17); transverse elastic stops (23) are symmetrically arranged on the inner side of the hinge pin mounting seat (15); a permanent magnet direct drive motor (7) is arranged below the bogie frame (1), and the permanent magnet direct drive motor (7) is connected with the sleeper beam (10) through a motor mounting hole (22); a motor shaft of the permanent magnet direct drive motor (7) transmits torque to the face gear (32) through the coupling (14), and drives an axle through the face gear (32); a traction pull rod mounting seat (21) is arranged in the middle of the rear side of the sleeper beam (10), and the traction pull rod mounting seat (21) is connected with a traction pull rod (11) for transmitting longitudinal traction force; axle box positioning pull rod mounting seats (18) are arranged on two sides of the sleeper beam (10) to position the axle boxes (8), and a traction pull rod mounting seat (21) and a gear box positioning pull rod mounting seat (13) are integrally arranged; a basic braking device (3) is arranged on the bogie frame (1) and belongs to tread braking; the foundation braking device (3) is positioned below an air spring mounting seat (16) on the sleeper beam (10), and two sides of the foundation braking device are respectively provided with a brake device; only one permanent magnet direct drive motor (7) is longitudinally arranged below the whole bogie sleeper beam (10), two ends of the permanent magnet direct drive motor (7) simultaneously output torque through a motor shaft fixed with a motor rotor (36), and the front wheel pair and the rear wheel pair (2) are simultaneously driven after passing through a coupling (14) and a face gear (32);
The side beam (9) is a straight beam, two ends of the side beam are provided with a series of spring installation seats and a series of shock absorber installation seats (19), each series of spring installation seat comprises a side beam series spring installation seat and an axle box series spring installation seat, a series of springs (4) are installed between the side beam series spring installation seat and the axle box series spring installation seat, the side beam series spring installation seat is positioned at two ends of the side beam (9), the axle box series spring installation seat is positioned at two ends of the axle box (8), two ends of the series of shock absorbers (5) are sleeved with series of shock absorber pins (39), each series of shock absorber pins (39) consists of a middle cylinder and cuboid at two ends, and the series of shock absorber pins (39) are respectively connected to the side beam series of shock absorber installation seats (19) and the axle box series of shock absorber installation seats by bolts;
The permanent magnet direct drive motor (7) comprises a motor shell stator (34), a coil (35), a motor rotor (36) and a motor bearing (37), wherein the motor rotor (36) is pressed onto a motor shaft, and the motor shaft is used as the motor rotor at the same time; four mounting holes are welded on the shell of the permanent magnet direct-drive motor (7), and the fixing of the permanent magnet direct-drive motor and a frame sleeper beam (10) is realized by bolts;
The face gear box (6) comprises a gear shaft (33) and a face gear (32), a gear box positioning pull rod mounting seat (13) is arranged on the shell of the face gear box (6), the gear box is connected to the bogie frame (1) through a gear box positioning pull rod (12), a pair of gear box axle-holding bearings (38) hold the face gear box (6) on the wheel set (2), and the gear box axle-holding bearings (38) are pressed on an axle.
2. The articulated bogie for simultaneous driving of two-axle urban rail vehicles using a single permanent magnet direct drive motor according to claim 1, wherein: the braking mode is tread braking, the center of the bogie is taken as a symmetrical center, and the two sides of the sleeper beam (10) are respectively provided with a foundation braking device (3).
3. The dual shaft simultaneous drive urban rail vehicle hinge pin bogie employing a single permanent magnet direct drive motor as defined in claim 1, wherein: the axle box arrangement mode adopted by the bogie is built-in, namely the axle boxes are arranged on the inner side of the wheel set, single pull rod positioning is adopted, namely each axle box adopts an axle box positioning pull rod (30), and the axle box positioning pull rods (30) are respectively connected with an axle box pull rod mounting seat and an axle box positioning pull rod mounting seat (18) on the sleeper beam (10).
4. The dual shaft simultaneous drive urban rail vehicle hinge pin bogie employing a single permanent magnet direct drive motor as defined in claim 1, wherein: the bogie adopts a single traction rod (11) to provide longitudinal traction force, and the traction rod (11) is elastically and movably connected with a traction rod mounting seat (21) on the bogie frame (1) through a frame traction rod mounting pin (27); on the side of the sleeper beam (10) with the traction rod mounting seat (21), the traction rod mounting seat (21) and the gear box positioning rod mounting seat (13) are integrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111432985.1A CN113978505B (en) | 2021-11-29 | 2021-11-29 | Hinge pin type bogie for urban rail vehicle driven simultaneously by single permanent magnet direct drive motor double shafts |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111432985.1A CN113978505B (en) | 2021-11-29 | 2021-11-29 | Hinge pin type bogie for urban rail vehicle driven simultaneously by single permanent magnet direct drive motor double shafts |
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| Publication Number | Publication Date |
|---|---|
| CN113978505A CN113978505A (en) | 2022-01-28 |
| CN113978505B true CN113978505B (en) | 2024-06-25 |
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| CN202111432985.1A Active CN113978505B (en) | 2021-11-29 | 2021-11-29 | Hinge pin type bogie for urban rail vehicle driven simultaneously by single permanent magnet direct drive motor double shafts |
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| CN114604284B (en) * | 2022-03-21 | 2023-07-25 | 中车大连机车车辆有限公司 | Centralized power type permanent magnet direct-drive unmanned iron mixing vehicle and control method thereof |
| CN115709742B (en) * | 2022-11-25 | 2023-12-26 | 中车青岛四方机车车辆股份有限公司 | Driving device suitable for built-in bogie and built-in bogie |
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| CN216332050U (en) * | 2021-11-29 | 2022-04-19 | 西南交通大学 | Hinge pin type bogie for simultaneously driving urban rail vehicle by adopting single permanent magnet direct drive motor and double shafts |
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| FR2914607B1 (en) * | 2007-04-05 | 2014-03-28 | Alstom Transport Sa | MOTORIZED BOGIE FOR TRAMWAY |
| CN101104409A (en) * | 2007-07-27 | 2008-01-16 | 中国南车集团株洲电力机车有限公司 | Electric locomotive and city rail vehicle single-motor drive double-shaft way and bogie thereof |
| CN104554296B (en) * | 2014-12-15 | 2017-06-06 | 中车青岛四方机车车辆股份有限公司 | A kind of straight wheel that drives is to drive system and the bogie using the system |
| CN105480246B (en) * | 2015-12-08 | 2018-01-19 | 南车株洲电力机车有限公司 | A kind of rail vehicle framework and bogie |
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