WO2018054020A1 - Ensemble bogie et véhicule ferroviaire - Google Patents

Ensemble bogie et véhicule ferroviaire Download PDF

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Publication number
WO2018054020A1
WO2018054020A1 PCT/CN2017/075228 CN2017075228W WO2018054020A1 WO 2018054020 A1 WO2018054020 A1 WO 2018054020A1 CN 2017075228 W CN2017075228 W CN 2017075228W WO 2018054020 A1 WO2018054020 A1 WO 2018054020A1
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WO
WIPO (PCT)
Prior art keywords
bogie
assembly
connecting beam
electric
mounting groove
Prior art date
Application number
PCT/CN2017/075228
Other languages
English (en)
Chinese (zh)
Inventor
李道林
刘辉跃
谭志成
奉起华
Original Assignee
比亚迪股份有限公司
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Filing date
Publication date
Application filed by 比亚迪股份有限公司 filed Critical 比亚迪股份有限公司
Publication of WO2018054020A1 publication Critical patent/WO2018054020A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
    • B61B13/00—Other railway systems
    • B61B13/04—Monorail systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
    • B61B13/00—Other railway systems
    • B61B13/04—Monorail systems
    • B61B13/06—Saddle or like balanced type
    • 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
    • B61F3/00—Types of bogies
    • 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
    • B61F5/38—Arrangements or devices for adjusting or allowing self- adjustment of wheel axles or bogies when rounding curves, e.g. sliding axles, swinging axles
    • B61F5/42—Adjustment controlled by buffer or coupling gear
    • 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
    • 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
    • B61F9/00—Rail vehicles characterised by means for preventing derailing, e.g. by use of guide wheels

Definitions

  • the present disclosure relates to the field of rail vehicles, and more particularly to a bogie assembly and a rail vehicle having the bogie assembly.
  • the electric assembly in the rail vehicle is a very important component, the electric assembly can be used as the power source of the running wheel, and the electric assembly is generally mounted on the bogie, but the bogie is not securely fixed to the electric assembly. This tends to cause the position of the motorized assembly to shift, compress other parts, and even rub against other parts, generating vibration and noise.
  • the present disclosure aims to solve at least one of the technical problems in the related art to some extent.
  • embodiments of the present disclosure provide a bogie assembly in which the bogie frame can better secure the electric assembly.
  • Embodiments of the present disclosure further propose a rail vehicle.
  • a bogie assembly includes: an electric assembly; and a bogie frame on which the electric assembly mounting groove is disposed, the electric assembly being mounted in the electric assembly mounting groove
  • the electric motor assembly mounting groove is provided with an axial limiting member and a radial limiting member, and the electric motor assembly is fixedly coupled to the axial limiting member and the radial limiting member.
  • the axial limiting member can limit the axial freedom of the electric motor assembly, and the radial limiting member can limit the radial freedom of the electric motor assembly, thereby improving the electric motor assembly in Installation reliability in the installation of the electric assembly.
  • bogie assembly according to an embodiment of the present disclosure may also have the following additional technical features:
  • the axial stop is a plate-like structure and perpendicular to an axis of the electric assembly, the axial stop being generally U-shaped.
  • the axial limiting member is provided with a plurality of mounting holes in an extending direction thereof, and the axial limiting member is fixedly coupled to the electric motor assembly through the mounting hole.
  • the radial limiting members are two and each of a plate-like structure, and the two of the radial limiting members are respectively located at two sides of the electric motor assembly.
  • the two radial limiting members are respectively provided with mounting holes, and are fixedly connected to the electric assembly through the mounting holes.
  • the two radial stops are symmetrically arranged about an axis of the motor assembly.
  • the radial limiter extends upward beyond an upper surface of the bogie frame, and an upper surface of the bogie frame is disposed to be connected to the radial limiter beyond the A radial limiter rib of a portion of the upper surface of the bogie frame.
  • the bogie frame includes: a bogie body and a suspension support coupled to the bogie body, the bogie body being provided with the electric assembly mounting slot.
  • the suspension support seats are two and are respectively coupled to opposite sides of the bogie body and collectively define a track recess with the bogie body.
  • the suspension support is generally horizontal, with a smooth transition between the bogie body and the suspension support.
  • the bogie body is provided with a lateral stop mount
  • the bogie assembly further comprising a suspension system, the suspension system being mounted on the suspension support and being provided with a suspension a stop, the suspension stop corresponding to the lateral stop mount and adapted to cooperate with the lateral stop mount.
  • the bogie body is substantially rectangular and includes: first to fourth connecting beams that are connected end to end, the first connecting beam and the third connecting beam are opposite to each other
  • the second connecting beam is opposite to the fourth connecting beam
  • the electric assembly mounting groove is formed on the fourth connecting beam, and the thickness of the fourth connecting beam is greater than the thickness of the second mounting beam.
  • two of the suspension support seats are respectively coupled to the second connecting beam and the fourth connecting beam, and an upper surface of the second connecting beam to the corresponding suspension supporting seat
  • the distance between the upper surfaces is between 480 mm and 660 mm
  • the distance between the upper surface of the fourth connecting beam and the corresponding upper surface of the suspension support is between 620 mm and 800 mm.
  • a reinforcing structure is provided on an end surface of the bottom wall of the electric assembly mounting groove facing away from the electric motor assembly, and the reinforcing structure is a plurality of reinforcing ribs.
  • the plurality of reinforcing ribs include: a vertical reinforcing rib and a slanting reinforcing rib, the vertical reinforcing rib being perpendicular to a bottom wall of the electric motor assembly mounting groove and the inclined reinforcing rib being opposite to the The bottom wall of the electric assembly mounting groove is inclined.
  • the vertical reinforcing rib and the inclined reinforcing rib are respectively two, and the two vertical reinforcing ribs are disposed between the two inclined reinforcing ribs, and the two inclined reinforcing ribs The two edges of the bottom wall of the electric assembly mounting groove are respectively disposed.
  • a rail vehicle according to the present disclosure includes: a vehicle body; and a bogie assembly according to the above embodiment of the present disclosure, the vehicle body being mounted on the bogie assembly.
  • the rail vehicle has the same beneficial effects as the bogie assembly described above and will not be described in detail herein.
  • FIG. 1 is a schematic structural view of a bogie assembly, a vehicle body, and a rail beam according to an embodiment of the present disclosure
  • FIG. 2 is a front elevational view of a bogie assembly and a track beam in accordance with an embodiment of the present disclosure
  • FIG. 3 is a side view of a bogie assembly in accordance with an embodiment of the present disclosure.
  • Figure 4 is a perspective view of the bogie frame
  • Figure 5 is a partial schematic view of the electric assembly and the bogie frame
  • Figure 6 is a perspective view of the bogie frame and suspension system
  • Figure 7 is an exploded view of the suspension system
  • Figure 8 is a perspective view of the vehicle body connecting seat
  • Figure 9 is a perspective view of the bogie frame
  • Figure 10 is a perspective view of the bogie frame
  • Figure 11 is a partial structural schematic view of a bogie frame
  • Figure 12 is a partial exploded view of the bogie frame
  • Figure 13 is an enlarged view of a region A in Figure 1;
  • Figure 14 is an exploded view of the guide wheel and the guide wheel mount
  • Figure 15 is a schematic view showing the structure of the elastic member limiting bracket.
  • Steering frame 100 walking wheel mounting groove 101; electric assembly mounting groove 102; axial limiting member 103; radial limiting member 104; radial limiting member reinforcing rib 105; track recess 106; electric assembly mounting groove a reinforcing rib 107 of 102; a vertical reinforcing rib 108; a tilting rib 109;
  • Suspension system 400 vehicle body connector 410; suspension stopper 411; upper plate 412; lower plate 413; cushion 414; long web 415; short web 416;
  • a guide wheel 500 a guide wheel adjusting washer 510; a guide wheel mounting block 520; a first predetermined position member 521 of the guide wheel mounting block 520;
  • Stabilizing wheel 600 stabilizing wheel mounting block 610;
  • Body 2000 track beam 3000.
  • a bogie assembly 1000 in accordance with an embodiment of the present disclosure may be described in detail below with reference to the accompanying drawings.
  • the bogie assembly 1000 may be applied to a rail vehicle that also includes a vehicle body 2000 that is mounted to the bogie assembly 1000.
  • the rail vehicle can straddle the monorail rail beam 3000 through the bogie assembly 1000, which can form part of the rail transit system.
  • the bogie assembly 1000 can include: a bogie frame 100, a suspension system 400, a running wheel 200, an electric assembly 300, a guide wheel 500, a stabilizing wheel 600, and a traction mechanism, and the bogie frame 100 A track recess 106 is formed, which fits over the track beam 3000.
  • the bogie frame 100 can include a bogie body 110 and a suspension support base 120 coupled to the bogie body 110.
  • the suspension system 400 can be mounted between the suspension support base 120 and the vehicle body 2000 on the bogie body 110 of the bogie frame 100.
  • a running wheel mounting groove 101 and an electric assembly mounting groove 102 may be provided.
  • the running wheel 200 is rotatably mounted in the running wheel mounting groove 101, that is, the running wheel 200 is rotatable relative to the bogie frame 100 and the track beam 3000.
  • the electric assembly 300 is mounted in the electric assembly mounting slot 102, and the electric assembly 300 drives the running wheel 200 to rotate to achieve travel of the rail vehicle.
  • the electric assembly 300 includes a motor assembly and a speed reducer, and the power output from the motor assembly is transmitted to the running wheel 200 through the speed reducer.
  • the guide wheel 500 is mounted on the bogie body 110, and the stabilizing wheel 600 is mounted on the suspension support base 120.
  • the plurality of guide wheels 500 are respectively disposed on two sides of the rail beam 3000, and the plurality of stabilizing wheels 600 are respectively disposed on both sides of the rail beam 3000, and the guide wheels 500 and the stator are stabilized.
  • the outer peripheral surface of the wheel 600 abuts against the rail beam 3000. That is, when the rail vehicle is in the running state, the guide wheel 500 and the stabilizing wheel 600 roll relative to the rail beam 3000, and the guide wheel 500 can play a guiding role, and the stabilizing wheel 600 can improve the running stability of the rail vehicle on the rail beam 3000.
  • the guide wheel 500 and the stabilizing wheel 600 can make the rail vehicle stable and reliable.
  • the traction mechanism is coupled between the bogie frame 100 and the vehicle body 2000, and the bogie frame 100 can be moved by the traction mechanism to the vehicle body 2000 so that the rail vehicle can travel on the rail beam 3000.
  • the bogie frame 100 will be described first below.
  • the bogie frame 100 includes a bogie body 110 and a suspension support 120.
  • the bogie main body 110 is substantially rectangular, and the bogie main body 110 may include a plurality of end-to-end connecting beams, and an intermediate portion defined by the plurality of connecting beams is formed as the running wheel mounting groove 101.
  • the bogie body 110 includes a first connecting beam 112, a second connecting beam 113, a third connecting beam 114, and a fourth connecting beam 115 that are connected end to end, the first connecting beam 112 and the first The three connecting beams 114 are oppositely disposed, and the second connecting beam 113 and the fourth connecting beam 115 are oppositely disposed.
  • the first connecting beam 112, the second connecting beam 113, the third connecting beam 114, and the fourth connecting beam 115 are all provided with connecting beam reinforcing ribs 117.
  • Connecting the beam stiffeners 117 can increase the structural strength of the corresponding connecting beams, thereby increasing the structural strength of the bogie body 110, thereby improving the structural reliability of the bogie assembly 1000.
  • the electric assembly mounting groove 102 is formed on the fourth connecting beam 115, and for example, the electric assembly mounting groove 102 may be formed in the middle of the fourth connecting beam 115.
  • the upper end of the electric assembly mounting groove 102 is open, so that the electric assembly 300 can be installed in the electric assembly mounting groove 102, and the electric assembly mounting groove 102 and the running wheel mounting groove 101 communicate with each other, thereby facilitating the electric assembly.
  • the shape of the motorized assembly mounting slot 102 is adapted to the shape of the lower half of the motor assembly 300.
  • the electric assembly mounting groove 102 may be provided with an axial limiting member 103 and a radial limiting member 104.
  • the electric assembly 300 is fixedly coupled to the axial limiting member 103 and the radial limit. On the bit 104.
  • the axial direction of the electric motor assembly 300 is the left-right direction shown in FIG. 1.
  • the axial limiting member 103 can limit the axial freedom of the electric motor assembly 300
  • the radial limiting member 104 can limit the radial direction of the electric motor assembly 300. Degree of freedom.
  • the electric motor assembly 300 when the rail vehicle travels on the rail beam 3000, the electric motor assembly 300 has a tendency to move in the front-rear direction or the left-right direction with respect to the bogie main body 110 under the force, and the axial limiting member
  • the radial limit member 104 and the radial limit member 104 can better ensure the installation reliability of the electric motor assembly 300 in the electric assembly mounting groove 102 on the bogie frame 100, thereby ensuring the structural reliability of the bogie assembly 1000.
  • the axial limiting member 103 can be a plate-like structure, and the axial limiting member 103 is perpendicular to the axis of the electric motor assembly 300.
  • the axial limiting member 103 is generally U-shaped and U-shaped.
  • the axial limiting member 103 can be adapted to correspond to and fit with the mounting plate of the motor assembly 300, and the axial limiting member 103 is distributed in a plurality of directions (ie, the front-rear direction shown in FIG. 4). Mounting holes.
  • the axial limiting member 103 and the electric motor assembly 300 may be fixedly connected by a fastener, and the fastener may include a bolt and a nut, and the bolt may pass through the mounting hole on the electric motor assembly 300 and the axial limiting member 103.
  • the mounting hole is screwed to the nut so that the axial limiting member 103 and the electric motor assembly 300 can be fixed to each other. Since the axial limiting member 103 is perpendicular to the axis of the electric motor assembly 300, when the electric motor assembly 300 has a tendency to move in the left-right direction, the axial limiting member 103 can prevent the tendency in time, thereby ensuring the electric assembly 300. Mounting reliability in the electric assembly mounting groove 103.
  • the radial limiting member 104 can be a plate-like structure, and the radial limiting members 104 can be two, and the two radial limiting members 104 are respectively located at two sides of the electric motor assembly 300. And the two radial limiting members 104 are respectively provided with mounting holes. Each of the radial limiting members 104 can extend in the up and down direction, and each of the radial limiting members 104 is provided with two sets of mounting holes spaced apart from each other, and each of the two sets of mounting holes is two.
  • the plate-shaped radial stop 104 can facilitate its fixed connection with the motor assembly 300.
  • the two radial stops 104 are symmetrically disposed about the axis of the motor assembly 300 such that the mounting reliability of the motor assembly 300 within the motor assembly mounting slot 102 can be improved.
  • the radial stop 104 extends upward beyond the upper surface of the bogie frame 100, and to ensure that the portion of the radial stop 104 that extends beyond the upper surface of the bogie frame 100 Reliability, in the embodiment shown in FIGS. 4 and 5, the upper surface of the bogie frame 100 is provided with a radial limit connected to a portion of the radial stop 104 that extends beyond the upper surface of the bogie frame 100. Pieces of ribs 105.
  • the radial limiting member rib 105 is configured in a plate shape, and the radial limiting member reinforcing rib 105 is perpendicular to the radial limiting member 104, so that the radial limiting member reinforcing rib 105 can better support and fix the radial direction. Limiter 104.
  • the thickness of the fourth connecting beam 115 may be greater than the thickness of the second connecting beam 113. Since the electric assembly mounting groove 102 is disposed at the fourth connecting beam 115, the electric motor assembly 300 is mounted on the fourth connecting beam 115, in which case the number of the fourth connecting beam 115 can be increased by reasonably increasing The structural strength of the four connecting beams 115 is such that the fourth connecting beam 115 can securely fix the electric motor assembly 300, thereby improving the structural reliability of the bogie assembly 1000.
  • the upper surface of the second connection beam 113 corresponds to The distance between the upper surfaces of the suspension supports 120 is between 480 mm and 660 mm, and the distance between the upper surface of the fourth connecting beam 115 and the upper surface of the corresponding suspension support 120 is between 620 mm and 800 mm. In some embodiments of the present disclosure, the distance from the upper surface of the second connecting beam 113 to the upper surface of the corresponding suspension support 120 is 623 mm, and the upper surface of the fourth connecting beam 115 to the corresponding suspension support 120 The distance between the upper surfaces is 759 mm. Thereby, the floor surface of the vehicle body 2000 can be made lower than the rotation axis of the running wheel 200, so that the running stability of the rail vehicle can be improved.
  • each of the connecting beams may include: a top wall, a bottom wall, an outer side wall, and an inner side wall.
  • the first connecting beam 112 includes a top wall 112a, a bottom wall 112b, an outer side wall 112c and an inner side wall 112d.
  • the outer side wall 112c and the inner side wall 112d are connected to each other.
  • the connecting beam reinforcing rib 117 is further connected between the outer side wall 112c and the inner side wall 112d.
  • the outer side wall 112c and the inner side wall 112d can ensure the connection strength between the top wall 112a and the bottom wall 112b, so that the structural strength of the connecting beam can be improved, and the connecting beam reinforcing rib 117 can further improve the structural strength of the connecting beam, thereby Better improving the structural strength of the bogie frame 100 allows the bogie frame 100 to better secure the electric assembly 300.
  • the top wall 112a of the first connecting beam 112 and the top wall of the third connecting beam 114 may be curved.
  • the ground is connected between the top wall of the second connecting beam 113 and the top wall of the fourth connecting beam 115.
  • the top wall of the fourth connecting beam 115 can be naturally connected to the top wall of the second connecting beam 113 in a higher condition than the top wall of the second connecting beam 113, so that the bogie body 110 can be better fixed.
  • the electric assembly 300, as well as the bogie body 110 has a high structural load-bearing capacity and high strength under the same material weight.
  • the bottom walls of the first connecting beam 112, the second connecting beam 113, the third connecting beam 114, and the fourth connecting beam 115 may be located on the same plane.
  • the top wall 112a of the first connecting beam 112, the top wall of the second connecting beam 113, and the top wall of the third connecting beam 114 may be a split structure, and the fourth connecting beam 115
  • the top wall is divided into two sections on both sides of the electric assembly mounting groove 102, and the two sections of the top wall of the fourth connecting beam 115 and the top wall 112a of the first connecting beam 112 and the top wall of the third connecting beam 114 are respectively One-piece structure.
  • the top wall 112a of the entire bogie frame 100 can be constructed reasonably, so that the manufacturing difficulty of the bogie frame 100 can be reduced, and the manufacturing efficiency of the bogie assembly 1000 can be improved.
  • a reinforcing structure may be provided on the end surface of the bottom wall of the electric motor assembly mounting groove 102 facing away from the electric motor assembly 300.
  • the reinforcing structure can effectively improve the structural strength of the bottom wall of the electric motor assembly mounting groove 102, so that the electric assembly mounting groove 102 can better fix the electric motor assembly 300.
  • the reinforcing structure may be a plurality of reinforcing ribs 107, and the plurality of reinforcing ribs 107 of the electric assembly mounting groove 102 may be spaced apart.
  • the plurality of reinforcing ribs 107 of the electric assembly mounting groove 102 may include: vertical reinforcing ribs 108 and inclined reinforcing ribs 109, which may be disposed perpendicular to the bottom wall of the electric motor assembly mounting groove 102, and the inclined reinforcing ribs 109 It may be disposed obliquely with respect to the bottom wall of the electric assembly mounting groove 102.
  • the vertical reinforcing ribs 108 can better improve the structural strength of the bottom wall of the electric motor assembly mounting groove 102 in the up and down direction, and the inclined reinforcing ribs 109 can better improve the electric assembly mounting groove 102 in the up and down direction and the front and rear direction.
  • the structural strength of the bottom wall can improve the reliability of the electric assembly 300 installed in the electric assembly mounting groove 102.
  • the vertical reinforcing ribs 108 and the inclined reinforcing ribs 109 may be two, and two vertical reinforcing ribs 108 are disposed between the two inclined reinforcing ribs 109, and the two inclined reinforcing ribs 109 are respectively close to the electric motor. Both edges of the bottom wall of the assembly mounting groove 102 are provided.
  • the bogie frame 100 may be provided with a horizontal wheel mount, which may be used for mounting a horizontal wheel, wherein the horizontal wheel may include a guide wheel 500 and a stabilizing wheel 600, correspondingly, horizontal wheel mounting
  • the seat can include a guide wheel mount 130 and a stabilizing wheel mount 140.
  • the bogie frame 100 is also provided with a horizontal wheel mount rib 118 corresponding to the horizontal wheel mount.
  • the horizontal wheel mount rib 118 may include a guide wheel mount rib and a stabilizer wheel mount rib. As shown in FIG. 10, two guide wheel mount ribs are disposed at the guide wheel mount 130, and two stabilizing wheel mount ribs are disposed at the stabilizer wheel mount 140.
  • the bogie body 110 may be provided with a lateral stop mount 111, and the suspension system 400 mounted on the suspension support base 120 is provided with a suspension stopper 411, a suspension stopper 411 and a lateral direction.
  • the stop mount 111 corresponds and is adapted to cooperate with the lateral stop mount 111.
  • the lateral stop mount 111 and the suspension stop The 411 is disposed oppositely such that when the suspension system 400 is displaced toward the bogie body 110, the suspension stopper 411 abuts against the lateral stop mount 111, so that collision between the suspension system 400 and the bogie body 110 can be avoided.
  • the suspension system 400 can be quickly reset, the inclination of the rail vehicle can be eliminated, the structural reliability of the bogie assembly 1000 can be improved, and the service life of the bogie assembly 1000 can be extended.
  • the suspension support base 120 can be substantially horizontal, and a smooth transition is adopted between the bogie main body 110 and the suspension support base 120, thereby making the transition between the bogie main body 110 and the suspension support base 120 natural, and
  • the connection is reliable, so that the structural reliability of the bogie frame 100 can be improved, wherein the bottom of the suspension support base 120 can also be provided with a reinforcing plate connected to the bottom of the bogie main body 110.
  • the smooth transition between the bogie body 110 and the suspension support 120 can also leave sufficient insulation gap between the suspension system 400 and the rail beam 3000, so that it can be used for insulation between the rail beam 3000 and the conductor rails. Thereby, the structural reliability of the bogie assembly 1000 can be improved.
  • the lower surface of the connecting portion between each suspension support 120 and the bogie body 110 may be provided with a plurality of spaced apart connecting ribs 121.
  • Each of the connecting ribs 121 extends in a connecting direction between the bogie main body 110 and the suspension supporting base 120, that is, the bogie main body 110 extends to the suspension supporting base 120, so that the connecting ribs 121 can improve the bogie at least to some extent.
  • the strength of the connection between the main body 110 and the suspension support 120 can improve the structural reliability of the bogie frame 100.
  • the suspension system 400 is described in detail below.
  • the suspension system 400 may include: a vehicle body connecting seat 410 , an elastic member 420 , a lateral damper 430 , a vertical damper 440 , and an elastic member limiting bracket 450 , and the vehicle body connecting seat 410 . It is located above the suspension support base 120, and the vehicle body connection seat 410 can be used for fixed connection with the vehicle body 2000.
  • the elastic member 420 is connected between the vehicle body connection base 410 and the suspension support base 120. In other words, the upper end of the elastic member 420 is connected. On the vehicle body mount 410, the lower end of the elastic member 420 is coupled to the suspension support base 120.
  • the lateral damper 430 is hinged between the vehicle body connecting base 410 and the bogie main body 110, the vertical damper 440 extends in the up and down direction, and the vertical damper 440 is hinged to the vehicle body connecting base 410 and the suspension supporting base 120. between.
  • the elastic member limiting bracket 450 is coupled between the vehicle body connecting base 410 and the suspension supporting base 120.
  • the hinge manner between the lateral damper 430 and the bogie main body 110, the hinge manner between the lateral damper 430 and the vehicle body connecting seat 410, and the vertical damper 440 and the vehicle body connecting seat 410 are
  • the hinge manner and the hinge manner between the vertical damper 440 and the suspension support 120 are ball joints, which can improve the shock absorbing effect of the suspension system 400, and also prevent stress concentration, thereby improving the suspension system 400. reliability.
  • two suspension systems 400 may be provided, and the two suspension systems 400 may be symmetrically disposed about the center of the bogie frame 100. That is, in the horizontal plane, a suspension system 400 is wound around the bogie frame 100. The rotation of the heart by 180° results in another suspension system 400, so that the body 2000 can be prevented from twisting in the horizontal plane, thereby improving the stability of the rail vehicle during driving.
  • the lateral damper 430 and the vertical damper 440 may be located on both sides of the elastic member 420, respectively.
  • the bogie body 110 may be provided with a relief groove 116 for avoiding the lateral damper 430.
  • the lateral damper 430 can be arranged in a simple and rational manner, and the lateral damper 430 can be reliably connected between the vehicle body connecting seat 410 and the bogie main body 110.
  • the elastic member limiting bracket 450 is hingedly connected to the vehicle body connecting base 410, and the elastic member limiting bracket 450 and the suspension supporting base 120 are fastened by fasteners. As shown in FIGS. 3 and 6, the upper end of the elastic member limiting bracket 450 is hingedly connected with the vehicle body connecting seat 410 to avoid stress concentration, so that the elastic member limiting bracket 450 can be prevented from being rigidly broken, thereby ensuring suspension. Structural reliability of system 400.
  • the elastic member limiting bracket 450 can effectively protect the elastic member 420 and prevent the elastic member 420 from being excessively deformed, thereby prolonging the service life of the elastic member 420.
  • the resilient member 420 can be an air spring or an hourglass spring.
  • the vehicle body connector 410 may include an upper plate 412, a lower plate 413, and a web, the web being vertically connected between the upper plate 412 and the lower plate 413, and the upper plate 412 is adapted to be coupled to the vehicle body.
  • the lower plate 413 is adapted to be fixedly coupled to the upper end of the elastic member 420, and a cushion 414 is disposed on a surface of the upper plate 412 facing the vehicle body 2000.
  • the cushion 414 can provide a shock absorbing effect between the vehicle body 2000 and the suspension system 400, thereby reducing the vibration of the rail vehicle during running and reducing the noise of the rail vehicle during running.
  • the cushion 414 can be a rubber mat. As shown in FIG.
  • the shape of the cushion 414 is the same as that of the upper plate 412. In this way, the cushion pad 414 can have a reliable cushioning effect between the vehicle body 2000 and the upper plate 412, and on the other hand, the fixing manner between the cushion pad 414 and the upper plate 412 can be simplified and fixed.
  • the webs can be used to interface with other components in the suspension system 400, wherein the webs can be multiple and the plurality of webs can be placed in parallel.
  • Such a plurality of webs on the one hand can increase the strength of the connection between the upper plate 412 and the lower plate 413, and on the other hand can facilitate a fixed connection with other components in the suspension system 400.
  • the webs may be two, and the two webs are respectively long webs 415 and short webs 416 having different lengths, and the length of the long webs 415 is greater than the extension of the short webs 416.
  • the length, one end of the long web 415 i.e., the rear end in Fig.
  • the surface of the short web 416 facing away from the long web 415 is provided with the above-mentioned suspension stopper 411.
  • the suspension stopper 411 may include a rubber pad. Rubber pad can slow suspension stop 411 and lateral stop mount Collisions between 111, thereby improving the structural reliability of the bogie assembly 1000.
  • a limited bracket mounting plate may be disposed on the surface of the long web 415 facing away from the short web 416, and the elastic member limiting bracket 450 is hinged on the limiting bracket mounting plate.
  • the upper plate 412, the web, and the lower plate 413 may be welded together.
  • the structure of the vehicle body connector 410 is good overall, and the vehicle body connector 410 is simple in installation and high in installation efficiency.
  • a lower end of the elastic member limiting bracket 450 may be provided with a cushion 451 which is fixed to the suspension support 120, for example, by a fastener.
  • the fastener may sequentially pass through the suspension pad 451 of the suspension support base 120 and the elastic member limit bracket 450, and then fix the cushion pad 451 to the suspension support base 120.
  • the cushion 451 the rigid collision and impact between the suspension support 120 and the elastic member limit bracket 450 can be reduced, thereby improving the structural reliability of the bogie assembly 1000, and reducing the suspension support 120 and the elasticity.
  • the noise generated between the limit brackets 450 may be a rubber mat.
  • a portion of the cushion 451 of the elastic member limiting bracket 450 protrudes to constitute a bump, and a recess that engages with the bump is formed on the suspension supporting base 120.
  • the protrusion can fit in the groove, so that the assembly between the cushion 451 of the elastic member limiting bracket 450 and the suspension support base 120 can be facilitated on the one hand, and the cushion of the elastic member limiting bracket 450 can be raised on the other hand.
  • the 451's damping effect allows for better noise reduction at the bogie assembly 1000.
  • the elastic member limiting bracket 450 can be substantially triangular, and the apex of the elastic member limiting bracket 450 is hinged on the vehicle body connecting seat 410.
  • the bottom edge of the elastic member limiting bracket 450 is provided with a plurality of fasteners for installation. hole. Therefore, the connection area between the bottom edge of the elastic member limiting bracket 450 and the suspension supporting base 120 is large, so that the force is evenly distributed everywhere, and the connection between the elastic member limiting bracket 450 and the suspension supporting base 120 can be improved.
  • the structure can further improve the structural reliability of the bogie assembly 1000.
  • the elastic member limiting bracket 450 may be configured as a plate-like structure, and the elastic member limiting bracket 450 may be provided with a fastener avoiding hole. This can facilitate the insertion of the fastener into the corresponding mounting hole, and the fastener avoidance hole can also reduce the weight of the elastic member limiting bracket 450 at least to some extent, thereby making the rail vehicle meet the lightweight requirements.
  • the elastic member limiting bracket 450 may include: a limiting member body 452 and a limiting member bottom plate 453.
  • the upper end of the limiting member main body 452 is hinged on the vehicle body connecting base 410, and the limiting member bottom plate
  • the 453 is connected to the stopper main body 452, and the fixing member bottom plate 453 is provided with a mounting hole.
  • the stopper bottom plate 453 corresponds to the cushion 451, so that the cushion 451 can exert a shock absorbing effect between the stopper bottom plate 453 and the suspension support 120.
  • a support post is connected between the stopper main body 452 and the stopper bottom plate 453.
  • the support column can increase the structural strength of the elastic member limit bracket 450 at least to some extent, and can extend the service life of the elastic member limit bracket 450.
  • the elastic member limiting bracket 450 may be disposed on a side of the suspension system 400 away from the bogie main body 110. Therefore, the position of the elastic member limiting bracket 450 is reasonable, so that the overall structure of the suspension system 400 is better and can be improved. Structural stability of the bogie assembly 1000.
  • the horizontal wheel will be described in detail below, and the horizontal wheel includes a guide wheel 500 and a stabilizer wheel 600.
  • the bogie frame 100 is provided with a horizontal wheel mount.
  • the horizontal wheel mount may include a guide wheel mount 130 and a stabilizing wheel mount 140.
  • the guide wheel mount 130 corresponds to the guide wheel 500.
  • the stabilizer wheel mount 140 and the stabilizer wheel 600 corresponds.
  • the guide wheel mount 130 may be disposed on the bogie body 110, for example, the guide wheel mount 130 may be disposed on the first connecting beam 112 and the third connecting beam 114.
  • the first connecting beam 112 may be provided with two spaced apart guiding wheel mounts 130
  • the third connecting beam 114 may be provided with two spaced apart guide wheel mounts 130.
  • the stabilizing wheel mounts 140 may be disposed at the bottom of the suspension support 120, and each of the suspension supports 120 corresponds to one stabilizing wheel mount 140.
  • the horizontal wheel is detachably mounted on the horizontal wheel mount.
  • the horizontal wheel can be fixedly connected to the corresponding horizontal wheel mount by fasteners, wherein the fastener can be multiple, so that the horizontal wheel and the horizontal can be ensured. Fixed reliability between wheel mounts.
  • the bogie assembly 1000 can also include an adjustment shim that is interposed between the horizontal and horizontal wheel mounts.
  • the adjusting washer may include a guide wheel adjusting washer 510 and a stabilizer wheel adjusting washer.
  • the guide wheel adjusting washer 510 is inserted between the guide wheel 500 and the guide wheel mount 130.
  • the stabilizer wheel adjusting washer may be disposed on the stabilizer wheel 600. Between the stabilizing wheel mount 140.
  • the outer circumferential surfaces of the stabilizing wheel 600 and the guide wheel 500 are always stopped against the rail beam 3000, so the stabilizing wheel 600 and the guide wheel 500 are always in a worn state until the stabilizing wheel 600 and the guide A gap is created between the wheel 500 and the track beam 3000, respectively.
  • the action of the stabilizing wheel 600 and the guide wheel 500 is lowered or even gradually lost, so it is necessary to adjust the distance between the stabilizing wheel 600 and the guide wheel 500 and the rail beam 3000 to eliminate the gap.
  • the corresponding adjustment pad can be removed to reduce the center of the stabilizer wheel 600 and the center of the guide wheel 500 to the track beam 3000, so that the stabilizer wheel 600 and the guide wheel 500 can be respectively associated with the track beam 3000.
  • the contact is maintained, thereby maintaining the function of the stabilizing wheel 600 and the guide wheel 500.
  • the adjustment spacers may be plural, and one adjustment spacer may be removed each time the adjustment is made to keep the stabilization wheel 600 and the guide wheel 500 in contact with the track beam 3000 without replacing the guide wheel 500. And the stability wheel 600.
  • a mounting block is provided on the horizontal wheel, and the mounting block is fixed to the horizontal wheel mount by fasteners to fix the horizontal wheel to the horizontal wheel mount, and the fastener passes through the adjusting washer.
  • a guide wheel mounting block 520 may be disposed on the guide wheel 500
  • a stabilizing wheel mounting block 610 may be disposed on the stabilizing wheel 600.
  • the fastener passes through the guide wheel mounting block 520, the guide wheel adjusting washer 510, and the guide wheel mount 130 in order to fix the three together, so that the guide wheel 500 can be fixed to the bogie main body 110. on.
  • the fastener sequentially passes through the stabilizing wheel mounting block 610, the stabilizing wheel adjusting washer and the stabilizing wheel mount 140 to fix the three together, so that the stabilizing wheel 600 can be fixed to the suspension support.
  • the bottom of the seat 120 is provided on the horizontal wheel, and the mounting block is fixed to the horizontal wheel mount by fasteners to fix the horizontal wheel to the horizontal wheel mount, and the fastener passes through the adjusting washer.
  • the mounting block may be provided with a first predetermined position, and the horizontal wheel mount is provided with a second predetermined position, the first predetermined position being adapted to cooperate with the second predetermined position.
  • the guide wheel mounting block 520 may be provided with a first predetermined position member 521
  • the guide wheel mount 130 is provided with a second predetermined position member 131
  • the first predetermined position member 521 It is adapted to cooperate with the second predetermined position member 131.
  • the first predetermined position member 521 can be pre-fitted with the second predetermined position member 131, so that a predetermined position can be achieved between the guide wheel mounting block 520 and the guide wheel mount 130, thereby facilitating the tightness.
  • the firmware fixes the guide wheel mounting block 520 and the guide wheel mount 130, thereby improving the mounting efficiency of the guide wheel 500.
  • the first predetermined position of the stabilizing wheel mounting block 610 can be pre-fitted with the second predetermined position of the stabilizing wheel mount 140 such that the stabilizing wheel mounting block 610 and the stabilizing wheel mount Pre-positioning mounting can be achieved between 140, thereby facilitating the fasteners to secure the stabilizing wheel mounting block 610 to the stabilizing wheel mount 140, thereby increasing the efficiency of mounting the stabilizing wheel 600.
  • one of the first predetermined position and the second predetermined position is a bump and the other is a groove, the protrusion being adapted to mate with the groove.
  • the first predetermined position member 521 of the guide wheel mounting block 520 may be a bump
  • the second predetermined position member 131 of the guide wheel mount 130 may be a groove
  • the protrusion may protrude into the groove in advance. Therefore, the pre-positioning of the guide wheel mount 130 to the guide wheel mounting block 520 can be realized in the up and down direction, thereby facilitating the fastener fixing of the guide wheel mounting block 520 and the corresponding guide wheel mount 130.
  • the first predetermined position of the stabilizing wheel mounting block 610 and the second predetermined position of the stabilizing wheel mount 140 have similar configurations, and are not described herein again.
  • An escape groove for escaping the fastener is formed on the adjustment pad, and one end of the escape groove is opened. It can be understood that in the process of removing the adjusting gasket, the fastener does not need to completely withdraw from the mounting block and the horizontal wheel mount, and the fastener can be loosened to release the mounting block and the horizontal wheel mount, which can make the adjusting pad
  • the sheet has an active gap whereby the worker can use a tool to remove one of the plurality of adjustment pads and then tighten the fasteners.
  • both the upper and lower portions of the first predetermined position member may be tightly disposed.
  • the firmware has the same number of adjustment pads above and below the first predetermined position.
  • the stabilizing wheel 600 is located between the two guide wheels 500.
  • each side of the rail beam 3000 may be provided with a stabilizing wheel 600 and two guiding wheels 500.
  • the two guiding wheels 500 are respectively disposed on the first connecting beam 112 and the third connecting beam 114, and the stabilizing wheel 600 is located in the second
  • the connecting beam 113 or the suspension supporting seat 120 below the fourth connecting beam 115 is disposed such that the stabilizing wheel 600 is located between the two guiding wheels 500 in the front-rear direction, and the stabilizing wheel 600 is lower than the two guiding wheels in the up and down direction. 500.
  • the diameter of the stabilizing wheel 600 can be larger than the diameter of the guide wheel 500, which can increase the stability of the vehicle during running and cornering.
  • the central axis of the stabilizing wheel 600 is located outside the central axis of the guide wheel 500, wherein the outer and inner references The distance from the track beam 3000 is set. Thereby, the stabilizing wheel 600 and the guide wheel 500 can be tightly fitted on the rail beam 3000, and the stabilizing wheel 600 and the guiding wheel 500 can also leave sufficient insulating space between the bogie frame 100 and the rail beam 3000, thereby insulating the space.
  • the insulation between the rail beam 3000 and the conductor rail can be ensured, and the insulation between the conductor rail and the bogie frame 100 can be ensured, thereby improving the driving safety of the rail vehicle.
  • the guide wheels 500 may be four, and the stabilizing wheels 600 may be two.
  • the four guide wheels 500 may be at the same height, the two stabilizing wheels 600 being located at another same height and symmetrically arranged with respect to the track beam 3000, wherein the stabilizing wheel 600 is located at a height that is less than the height at which the guide wheels 500 are located.
  • a rail vehicle according to an embodiment of the present disclosure includes the bogie assembly 1000 described in the above embodiments.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Vibration Prevention Devices (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

L'invention concerne un ensemble bogie et un véhicule ferroviaire. Un ensemble bogie (1000) comprend : un ensemble électrique (300) ; et un châssis de bogie (100), pourvu d'une rainure de l'ensemble électrique (102), dans laquelle l'ensemble électrique (300) est monté. Un élément de limitation axiale (103) et un élément de limitation radiale (104) sont disposés au niveau de la rainure de montage de l'ensemble électrique (102). L'ensemble électrique (300) est fixé à demeure à l'élément de limitation axiale (103) et à l'élément de limitation radiale (104).
PCT/CN2017/075228 2016-09-21 2017-02-28 Ensemble bogie et véhicule ferroviaire WO2018054020A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201621070259.4 2016-09-21
CN201621070259.4U CN206520610U (zh) 2016-09-21 2016-09-21 转向架总成以及轨道车辆

Publications (1)

Publication Number Publication Date
WO2018054020A1 true WO2018054020A1 (fr) 2018-03-29

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PCT/CN2017/075228 WO2018054020A1 (fr) 2016-09-21 2017-02-28 Ensemble bogie et véhicule ferroviaire

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CN (1) CN206520610U (fr)
WO (1) WO2018054020A1 (fr)

Cited By (3)

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Publication number Priority date Publication date Assignee Title
CN110735365A (zh) * 2019-11-26 2020-01-31 中铁二院工程集团有限责任公司 一种跨座式轨道梁
CN114111504A (zh) * 2021-11-04 2022-03-01 中车南京浦镇车辆有限公司 一种端梁电机吊座安装检测一体装置及安装检测方法
CN117306320A (zh) * 2023-08-16 2023-12-29 广东京兰空铁发展有限公司 减震件连接机构、悬吊装置及空铁交通系统

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CN110884518A (zh) * 2019-12-17 2020-03-17 株洲中车特种装备科技有限公司 一种单轴悬挂式单轨游览车转向架
CN113844486A (zh) * 2020-06-28 2021-12-28 比亚迪股份有限公司 转向架和具有其的轨道车辆

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US20080257199A1 (en) * 2007-04-13 2008-10-23 Jason Jackson Single Rail Film Dolly and Slider
CN102076545A (zh) * 2008-05-29 2011-05-25 巴姆邦德尔运输有限公司 包括联接构件的单轨转向架组件
CN204915705U (zh) * 2015-07-16 2015-12-30 南车青岛四方机车车辆股份有限公司 跨座式单轨列车及其转向架
CN206202315U (zh) * 2016-09-21 2017-05-31 比亚迪股份有限公司 悬挂系统以及具有其的转向架总成和轨道车辆
CN206202293U (zh) * 2016-09-21 2017-05-31 比亚迪股份有限公司 转向架总成以及轨道车辆

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US20080257199A1 (en) * 2007-04-13 2008-10-23 Jason Jackson Single Rail Film Dolly and Slider
CN102076545A (zh) * 2008-05-29 2011-05-25 巴姆邦德尔运输有限公司 包括联接构件的单轨转向架组件
CN204915705U (zh) * 2015-07-16 2015-12-30 南车青岛四方机车车辆股份有限公司 跨座式单轨列车及其转向架
CN206202315U (zh) * 2016-09-21 2017-05-31 比亚迪股份有限公司 悬挂系统以及具有其的转向架总成和轨道车辆
CN206202293U (zh) * 2016-09-21 2017-05-31 比亚迪股份有限公司 转向架总成以及轨道车辆

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110735365A (zh) * 2019-11-26 2020-01-31 中铁二院工程集团有限责任公司 一种跨座式轨道梁
CN114111504A (zh) * 2021-11-04 2022-03-01 中车南京浦镇车辆有限公司 一种端梁电机吊座安装检测一体装置及安装检测方法
CN114111504B (zh) * 2021-11-04 2024-05-28 中车南京浦镇车辆有限公司 一种端梁电机吊座安装检测一体装置及安装检测方法
CN117306320A (zh) * 2023-08-16 2023-12-29 广东京兰空铁发展有限公司 减震件连接机构、悬吊装置及空铁交通系统

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