WO2019223678A1 - 防侧翻装置、转向架、轨道车辆以及轨道交通系统 - Google Patents
防侧翻装置、转向架、轨道车辆以及轨道交通系统 Download PDFInfo
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- WO2019223678A1 WO2019223678A1 PCT/CN2019/087758 CN2019087758W WO2019223678A1 WO 2019223678 A1 WO2019223678 A1 WO 2019223678A1 CN 2019087758 W CN2019087758 W CN 2019087758W WO 2019223678 A1 WO2019223678 A1 WO 2019223678A1
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- WIPO (PCT)
- Prior art keywords
- rollover
- baffle
- rail vehicle
- rail
- stopper
- Prior art date
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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
Definitions
- the present application relates to the technical field of rail transit, and in particular to an anti-rollover device, a bogie, a rail vehicle, and a rail transit system.
- rail vehicles rely on stabilizer bars or anti-roll torsion bars to ensure that the rail vehicle does not roll over under the effect of side wind.
- side wind When the side wind is strong, the rail vehicle will tilt under the effect of lateral force.
- the stabilizer bar or anti-rolling torsion bar on the vehicle fails, the vehicle will overturn. Since the airbus is running on a higher track beam, if the vehicle overturns, it will endanger the safety of the personnel on and under the track beam. .
- This application is intended to solve at least one of the technical problems in the related technology.
- the present application is to propose a rollover prevention device for a rail vehicle.
- the rollover prevention device for a rail vehicle can prevent the rollover of the rail vehicle, and can ensure the running safety of the rail vehicle.
- This application proposes a bogie.
- This application proposes a rail vehicle.
- This application proposes a rail transit system.
- the rail vehicle is movably matched with a rail beam, and the rail beam is provided with a rail beam baffle;
- the anti-rollover device includes: a mount and an anti-rollover Plate, the anti-rollover baffle is connected to the mounting seat, and at least part of the anti-rollover baffle is located below the rail beam baffle to prevent the anti-rollover baffle when the rail vehicle is tilted Stop with the track beam baffle.
- the anti-rollover device of the rail vehicle of the present application by preventing the rollover barrier and the rail beam baffle from stopping, the rail vehicle can be prevented from rolling over, the rail vehicle's driving safety can be ensured, and the rail vehicle interior and the track can be guaranteed. Personnel under the beam are safe.
- the anti-rollover baffle includes a stop portion and a mounting portion, the stop portion is connected to the mounting portion, and the stop portion is located below the rail beam baffle, The mounting portion is connected to the mounting base.
- the stop portion is located in the same plane as the mounting portion.
- a bent portion is provided between the stop portion and the mounting portion, and the bent portion extends upward relative to the stop portion so that the mounting portion is higher than the stop unit.
- the bent portion is perpendicular to the stop portion and the mounting portion.
- At least one of the stop portion and the mounting portion is a flat plate.
- the anti-rollover baffle includes: a connecting portion and two of the stopping portions and two of the mounting portions, and the connecting portion is connected between the two mounting portions.
- connection portion and the stop portion are located in the same plane.
- an included angle between the stop portion and the bent portion is 60 ° -100 °.
- the thickness of the stopper gradually decreases or gradually increases or remains unchanged.
- the upper surface of the stopper has a wear-resistant layer.
- the upper surface of the stopper is a horizontal plane, an inclined plane, or an arcuate plane.
- an end surface of the free end of the stopper is a flat surface or an arc surface.
- connection portion is provided with a weight reduction structure.
- the weight reduction structure is a weight reduction slot or a weight reduction hole.
- the mounting base includes: a base body and a support pillar, the base body is adapted to be mounted on an axle of the rail vehicle, and the support pillar is disposed on the base body and the side shield Flip between the bezels.
- the stopper stops the rail beam baffle when the rail vehicle is inclined at a predetermined angle a, and the predetermined angle a satisfies a relational expression: a ⁇ 10 °.
- the bogie according to the present application includes: an axle and an anti-rollover device, the anti-rollover device is the above-mentioned anti-rollover device for a rail vehicle, and the mounting seat of the anti-rollover device is connected to the axle .
- the mounting seat is disposed below the axle.
- the rail vehicle according to the present application includes the above-mentioned bogie.
- the rail transit system includes a rail beam and the above-mentioned rail vehicle, the rail beam including a rail beam baffle, and the rail vehicle movably mating with the rail beam.
- the track beam further includes a beam body, the track beam baffle is disposed on one side of the beam body, and a lower surface of the track beam baffle has an inner end and an outer end. At the inner end, the outer end is far from the beam body, and the outer end of the lower surface of the track beam baffle is lower than or flush with the inner end of the track beam baffle.
- the track beam is provided with a groove, an upper end of the groove is open, and an edge of the upper end of the groove extends out of the track beam baffle toward the groove, and the guard A part of the structure of the rollover baffle is located in a space defined by the rail beam baffle and a side wall of the groove.
- FIG. 1 is a schematic diagram of an anti-rollover device according to an embodiment of the present application.
- FIG. 2 is a cross-sectional view of an anti-rollover device according to an embodiment of the present application.
- FIG. 3 is a schematic diagram of cooperation of an anti-rollover device with a track beam according to an embodiment of the present application
- FIG. 4 is an exploded view of an anti-rollover device according to an embodiment of the present application.
- FIG. 5 is a cross-sectional view when the anti-rollover device according to an embodiment of the present application is in a non-working state
- FIG. 6 is a schematic diagram of a rail transit system according to an embodiment of the present application.
- FIG. 7 is a side view of an anti-rollover device according to an embodiment of the present application.
- FIG. 8 is a front view of an anti-rollover device according to an embodiment of the present application.
- FIG. 9 is a schematic diagram of a rail vehicle according to an embodiment of the present application.
- connection should be understood in a broad sense, unless explicitly stated and limited otherwise.
- they may be fixed connections or removable.
- Connection, or integral connection it can be mechanical or electrical connection; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements.
- connection or integral connection; it can be mechanical or electrical connection; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements.
- the anti-rollover device 10 of a rail vehicle 40 will be described in detail below with reference to FIGS. 1 to 9.
- the rail vehicle 40 is movably matched with the rail beam 20. At least a part of the rail beam 20 may be an overhead beam.
- the rail vehicle 40 includes an axle 30.
- the rail beam 20 is provided with a rail beam baffle 201, so that the rail vehicle 40 can run normally on the rail beam 20.
- the anti-rollover device 10 includes: a mounting base 1 and an anti-rollover baffle 2.
- the anti-rollover baffle 2 is connected to the mounting base 1. At least part of the anti-rollover baffle 2 is located below the rail beam baffle 201. It can also be understood that, in the vertical direction, the projection of the anti-rollover baffle 2 and the track The projection of the beam baffle 201 has an overlapping portion. It should be noted that the rollover baffle 2 is disposed below the rail beam baffle 201, so that the rollover baffle 2 and the rail beam baffle can be installed when the rail vehicle 40 is tilted. The plates 201 can be stopped together.
- the track beam 20 is provided with a groove 202, the upper end of the groove 202 is open, and the edge of the upper end of the groove 202 extends out of the track toward the inside of the groove 202.
- Beam baffle 201, part of the structure of anti-rollover baffle 2 is located in a space defined by the side wall of rail beam baffle 201 and groove 202;
- a part of the structure of the anti-rollover baffle 2 is spaced up and down from the track beam baffle 201, and the anti-rollover baffle 2 and the side wall of the groove 202 are left and right spaced apart.
- the guide wheels are arranged on the guide frame, and the guide wheels will not interfere with the anti-rollover baffle 2, so the arrangement can ensure the normal operation of the anti-rollover baffle 2.
- the anti-rollover baffle 2 has a certain gap with the side wall 203 of the track beam 20 and the lower surface of the track beam baffle 201. It should be noted that the side wall 203 of the track beam 20 is concave At the side wall 203 of the groove 202, the anti-rollover baffle 2 does not work at this time. When the rail vehicle 40 runs straight and turns, the anti-rollover baffle 2 will not have any contact with the track beam 20. When the rail vehicle 40 is exposed to strong crosswinds, if the stabilizer bar or anti-rolling torsion bar on the rail vehicle 40 fails, or the stiffness cannot meet the requirements, the rail vehicle 40 will tilt under the effect of the lateral force, and the rail vehicle 40 will tilt.
- the anti-rollover baffle 2 and the rail beam baffle 201 stop each other.
- This arrangement can prevent the rail vehicle 40 from overturning, and can improve the driving safety of the rail vehicle 40, thereby ensuring the inside of the rail vehicle 40 and the track. Personnel under beam 20 are safe.
- the rail vehicle 40 can be prevented from rolling over, the running safety of the rail vehicle 40 can be ensured, and the inside of the rail vehicle 40 and the rail beam 20 can be ensured. Personnel safety.
- the rollover prevention baffle 2 may include a stop portion 21 and a mounting portion 22, the mounting portion 22 is connected to the mounting base 1, and the stop portion 21 and the mounting portion 22 Connected, when the rail vehicle 40 is running normally and no rollover occurs, the stopper 21 is located below the rail beam baffle 201. It can also be understood that, in the vertical direction, the projection of the stop 2 and the rail beam baffle 201 The projection has a coincident part. At this time, the stopper 2 does not stop with the track beam baffle plate 201. This arrangement can ensure that the stopper portion 21 and the track beam baffle plate 201 do not stop with each other. The situation where the beam baffles 201 stop each other and affect the normal running of the rail vehicle 40 occurs.
- a bending portion 23 is provided between the stopping portion 21 and the mounting portion 22.
- the bending portion 23 extends upward relative to the stopping portion 21, and the bending portion 23 extends along the
- the upper end of the bent portion 23 is connected to the mounting portion 22, and the lower end of the bent portion 23 is connected to the stop portion 21.
- the stopper portion 21 and the mounting portion 22 are located at the same height. It needs to be explained that the height of the stopper portion 21 and the mounting portion 22 are the same in the vertical direction. By providing the flat plate in this way, the step of providing the bent portion 23 can be omitted, and the structure of the rollover prevention baffle 2 can be made simpler.
- the bent portion 23 is perpendicular to the stop portion 21 and the mounting portion 22, that is, the bent portion 23 is perpendicular to the stop portion 21 and the mounting portion 22. It should be noted that the bent portion 23 The orthographic projections of the stopper 21 on the horizontal vertical plane are perpendicular to each other, the orthographic projections of the bent portion 23 and the mounting portion 22 on the paper surface are perpendicular to each other, and the paper surface is a plane parallel to the horizontal vertical plane.
- the structure of the rollover prevention baffle 2 is optimized, so that the bent portion 23 can be better connected between the stopper portion 21 and the mounting portion 22, and when the rail vehicle 40 rolls over, the stopper portion 21 can be made more stable.
- the horizontal vertical plane is a plane perpendicular to the extending direction of the track beam 20. It can also be understood that the horizontal vertical plane is a plane perpendicular to the length direction of the track beam 20.
- FIGS. 4 and 8 there is a smooth transition portion 26 between the bending portion 23 and the stop portion 21, or between the bending portion 23 and the mounting portion 22.
- the orthographic projection of the smooth transition portion 26 on the horizontal vertical plane is arc-shaped, the smooth transition portion 26 has radian, and the smooth transition portion 26 has good smoothness, which can avoid the bending portion 23 and the stop.
- Cracks appear at the connection between the blocking portions 21 or between the bending portion 23 and the mounting portion 22, and the smooth transition portion 26 can firmly connect the bending portion 23 with the blocking portion 21, the bending portion 23 and the mounting portion 22. Together, it can prevent cracks at the joints between the bent portion 23 and the stopper portion 21 and the bent portion 23 and the mounting portion 22.
- At least one of the stopper portion 21 and the mounting portion 22 is provided as a flat plate, the upper surface of the flat plate may be flat, and the shape of the flat plate may be set as a rectangle, square, or other shape, preferably rectangular and square. It is to be noted that one of the stopper portion 21 and the mounting portion 22 is provided as a flat plate, or both of them may be provided as a flat plate. In this way, the stopper portion 21 and the track beam baffle plate 201 can be better stopped together.
- the mounting portion 22 is better assembled on the mounting base 1.
- the anti-rollover baffle 2 may further include: a connecting portion 24 and two stop portions 21 and two mounting portions 22, and the connecting portion 24 is connected to the two mounting portions. Between the parts 22, it needs to be explained that a bending part 23 may be provided between the connecting part 24 and the mounting part 22, and the connecting part 24 and the two mounting parts 22 are connected together through the bending part 23.
- the structure of the anti-rollover baffle 2 is further optimized, and the structural strength of the anti-rollover baffle 2 can be improved, thereby ensuring the working reliability of the anti-rollover baffle 2.
- the connecting portion 24 and the stopping portion 21 are located at the same height. It can also be understood that the height of the connecting portion 24 and the stopping portion 21 is the same in the up-down direction, and thus the anti-rollover baffle 2 The structure is more reasonable, so that the structural strength of the anti-rollover baffle 2 can be further improved.
- the included angle between the stop portion 21 and the bent portion 23 is 60 ° -100 °.
- the stop portion 21 can reliably stop the track beam baffle plate 201 Together, it can be ensured that the rail vehicle 40 will not roll over.
- the thickness of the stopper 21 gradually decreases in a direction from the fixed end of the stopper 21 to the free end of the stopper 21.
- the stopper 21 The fixed end refers to the connecting end of the stopper 21 and the bent portion 23, and the thickness of the stopper 21 can also gradually increase from the fixed end of the stopper 21 to the free end of the stopper 21.
- the thickness of the stopper portion 21 can also remain unchanged. Such a setting can make the design of the stopper portion 21 more reasonable and ensure the stopper The structural strength of the stopper 21.
- the thickness of the bent portion 23 gradually decreases from the connecting end of the bent portion 23 and the mounting portion 22 to the connecting end of the bent portion 23 and the stopper portion 21.
- the connecting end of the bending portion 23 and the mounting portion 22 refers to the upper end of the bending portion 23
- the connecting end of the bending portion 23 and the stopping portion 21 refers to the lower end of the bending portion 23.
- the thickness of the folding portion 23 can also gradually increase.
- the thickness of the stopping portion 21 can be maintained unchanged. Such a setting can make the design of the bending portion 23 more reasonable and ensure the Structural strength.
- the upper surface of the stopper 21 may have a wear-resistant layer, and the wear-resistant layer has good wear resistance.
- the wear-resistant layer and the track The beam baffle plate 201 is in contact with each other. This arrangement can ensure that the stopper portion 21 is not abraded, and the service life of the stopper portion 21 can be extended.
- the wear-resistant layer also has a non-slip effect. When stopping, it is possible to prevent relative sliding between the stopping portion 21 and the rail beam baffle 201.
- the manufacturing shapes of the stopper portion 21, the mounting portion 22, the bent portion 23, and the connection portion 24 may be rectangular or square, but the application is not limited thereto, and the stopper portion 21 and the installation portion 22 are not limited thereto.
- the manufacturing shapes of the bending portion 23 and the connecting portion 24 may also be other shapes.
- the manufacturing materials of the stopper portion 21, the mounting portion 22, the bending portion 23, and the connecting portion 24 may be steel materials. Easy to deform, this arrangement can prevent the stopper 21, installation 22, bend 23, and connection 24 from deforming during use, thereby ensuring the stop 21, installation 22, bend 23, and connection 24 working reliability.
- the present application is not limited to this, and the manufacturing materials of the stopper portion 21, the mounting portion 22, the bent portion 23, and the connection portion 24 may be materials that have the same function as that of the steel.
- the upper surface of the stopper portion 21 may be a horizontal plane, an inclined plane, or an arcuate surface, wherein the arcuate surface may be provided upwardly or concavely, and the surface of the arcuate surface may be spherical or cylindrical.
- the wavy surface can also be a surface of other shapes.
- the end surface of the free end of the stopper portion 21 is a flat surface or an arc-shaped surface, wherein the arc-shaped surface may be convex outwardly or may be inwardly concave.
- the surface of the arc-shaped surface may be a spherical surface, a cylindrical surface, The wavy surface can also have other shapes.
- the connecting portion 24 is provided with a weight reduction structure 25, and the weight reduction structure 25 has a weight reduction effect.
- This arrangement can reduce the weight of the anti-rollover baffle 2 and reduce the weight of the anti-rollover baffle 2.
- the weight of the rollover device 10 can reduce the weight of the rail vehicle 40.
- the weight reduction structure 25 may be provided as a weight reduction groove or weight reduction hole, and the structure strength of the weight reduction groove or weight reduction hole is better.
- the weight reduction holes can be oblong, and the weight reduction holes are arranged along the left and right directions. This arrangement can ensure the structural strength of the anti-rollover baffle 2 and can also better reduce the weight of the anti-rollover baffle 2, and It is also possible to reduce the manufacturing materials of the anti-rollover baffle 2, reduce the manufacturing cost of the anti-rollover baffle 2, and thus reduce the manufacturing cost of the anti-rollover device 10.
- the mounting base 1 may include a base body 11 and a support post 12.
- the base body 11 may be two, and two mounting bodies 11 are provided with a plurality of mounting holes.
- the base 11 is installed at the left and right ends of the axle 30 of the rail vehicle 40 by bolts passing through the mounting holes on the base 11.
- the support post 12 may also be two.
- the support post 12 is provided on the base 11 and anti-rollover Between the baffles 2. It needs to be explained that one mounting portion 22 and one seat body 11 are opposite to each other and spaced apart from each other, and a support post 12 is provided between the seat body 11 and the mounting portion 22 which are oppositely arranged up and down.
- the surface where the stopper portion 21 cooperates with the track beam baffle plate 201 is a plane, and the surface where the stopper portion 21 cooperates with the track beam baffle plate 201 may be a horizontal plane or an inclined surface. It needs to be explained that when the stopper portion 21 When the surface that cooperates with the rail beam baffle 201 is a horizontal plane and the rail vehicle 40 does not roll over, the setting direction of the stopper 21 is parallel to the left-right direction in FIG. 3. It can also be understood that the stopper 21 is along the Set in the left-right direction, taking the stop portion 21 of the left side rollover baffle 2 in FIG. 3 as an example.
- the left end of the stopper portion 21 may be higher than the right end of the stopper portion 21, so that the stopper portion 21 is inclined downward from the left to right direction. This arrangement can make the stopper portion 21 and the track beam baffle plate 201 more Stopping well together can better prevent the rail vehicle 40 from rolling over.
- the anti-rollover baffle 2 when the anti-rollover baffle 2 is inclined at a predetermined angle a by the rail vehicle 40, the anti-rollover baffle 2 and the rail beam baffle 201 are stopped together, and the predetermined angle a satisfies the relationship: a ⁇ 10 °, it can also be understood that when the inclination angle of the rail vehicle 40 is between 0 ° and 10 °, the stopper 21 stops with the rail beam baffle 201. If the inclination angle of the rail vehicle 40 is too large, the track The vehicle 40 is easy to roll over, and the predetermined angle a is set to 10 ° or less.
- the predetermined angle a is set to 0 ° to 10 °. In this way, it can ensure that the inclination angle of the rail vehicle 40 does not exceed 10 °, and can prevent people in the rail vehicle 40 from falling, thereby further ensuring the safety of the personnel in the rail vehicle 40
- the base 11 is fixed to the axle 30 by bolts.
- the base 11 can provide a mounting point for the support column 12.
- the anti-rollover device 10 can further include a flange 3.
- One end of the support column 12 is fixed on the base 11.
- the anti-rollover baffle 2 is locked by a nut.
- the other end of the support column 12 passes through the flange 3 and the mounting portion 22 in sequence.
- the flange 3 is disposed above the mounting portion 22.
- the upper surface of the flange 3 is positioned by the shoulder of the support column 12 and by bolts and nuts.
- the support post 12, the mounting portion 22, and the flange 3 can be stably assembled together, and the structure of the support post 12, the mounting portion 22, and the flange 3 can be made more stable. compact.
- the bogie according to the embodiment of the present application includes: an axle 30 and an anti-rollover device 10 of the foregoing embodiment.
- the anti-rollover device 10 is the anti-rollover device 10 of the rail vehicle 40 of the above-mentioned embodiment.
- the mounting seat 1 is connected to the axle 30.
- the axle 30 is a load-bearing component of the vehicle body.
- the anti-rollover device 10 is mounted on the axle 30.
- the anti-rollover baffle 2 can be used.
- the support column 12 transmits the rollover force to the axle 30, and finally the axle 30 carries the rollover force, and provides the railcar 40 with good anti-rollover performance.
- the mounting seat 1 of the rollover prevention device 10 is disposed below the axle 30.
- the rollover prevention device 10 can prevent the rolling over of the rail vehicle 40, and can ensure the running safety of the rail vehicle 40. People inside the rail vehicle 40 and below the rail beam 20 are safe.
- the rail vehicle 40 includes the bogie of the above embodiment.
- the bogie is disposed and installed on the rail vehicle 40.
- the bogie can steer the rail vehicle 40 normally and can lift the rail vehicle 40. Working performance.
- the mounting bases 1 are connected to the axle 30.
- the mounting bases 1 may be two.
- the two mounting bases 1 are installed at the left and right ends of the axle 30 by bolts.
- the axles 30 are reliably assembled together, which can ensure the working reliability of the anti-rollover device 10.
- the present application is not limited to this. If the guide wheel is in contact with the outer side wall of the track beam 20, the anti-rollover device 10 is disposed on the outer side wall of the track beam 20.
- a rail transportation system 50 includes a rail beam 20 and a rail vehicle 40 of the foregoing embodiment.
- the rail beam 20 may include a rail beam baffle 201, and the rail vehicle 40 is movably connected to the rail beam. 20 fits.
- the track beam 20 may include a beam body 204, and the track beam baffle 201 may be disposed on one side of the beam body 204.
- the beam body 204 may include : The first beam body 206 and the second beam body 207 are opposite to each other, and two track beam baffles 201 are provided.
- One of the track beam baffles 201 is provided on the side of the first beam body 206 near the second beam body 207.
- Another rail beam baffle 201 is disposed on a side of the second beam body 207 near the first beam body 206.
- the track beam 20 may further include a bearing floor 208, which is connected between the first beam body 206 and the second beam body 207.
- a groove 202 is formed between the bearing floor 208, the first beam body 206 and the second beam body 207.
- the lower surface of the track beam baffle plate 201 has an inner end and an outer end. Compared to the inner end, the outer end is far from the beam body, and the outer end of the lower surface of the track beam baffle 201 is lower than or flush with the track beam.
- the inner end of the baffle plate 201 can also be understood as that the outer end of the lower surface of the track beam baffle plate 201 is lower than or equal to the height of the inner end of the track beam baffle plate 201. This arrangement can make the design of the track beam baffle plate 201 more reasonable.
- the stop portion 21 of the anti-rollover baffle 2 has a certain gap with the side wall 203 of the track beam 20 and the lower surface of the track beam baffle 201, which can also be understood as The stopper 21 of the rollover baffle 2 is not in contact with the rail beam baffle 201 and the side wall 203 of the track beam 20, and at this time, the stopper 21 of the rollover baffle 2 does not work, that is, the side The flapper 2 is in a non-working state. When the rail vehicle 40 runs straight and turns, the stopper 21 of the rollover barrier 2 will not have any contact with the rail beam 20, and the vehicle runs normally.
- the strong crosswind When the rail vehicle 40 receives a strong crosswind, the strong crosswind will give the rail vehicle 40 a lateral force.
- the lateral force refers to the force in the left and right directions.
- the rail vehicle 40 will deflect to the left or right.
- the anti-rolling torsion bar fails, or the stiffness of the stabilizer bar or the anti-rolling torsion bar on the rail vehicle 40 cannot meet the requirements, and the rail vehicle 40 will tilt under the action of the lateral force.
- the stop portion 21 of the rollover barrier 2 and the track beam barrier 201 stop each other.
- the upper surface of the stop portion 21 is in contact with the lower surface of the track beam barrier 201.
- the blocking portion 21 prevents the rail vehicle 40 from continuing to roll over. This arrangement can prevent the rail vehicle 40 from rolling over, and can improve the running safety of the rail vehicle 40, thereby ensuring the safety of personnel in the rail vehicle 40 and below the rail beam 20.
Abstract
Description
Claims (24)
- 一种轨道车辆的防侧翻装置,所述轨道车辆可移动地与轨道梁配合,所述轨道梁设置有轨道梁挡板;其特征在于,所述防侧翻装置包括:安装座和防侧翻挡板,所述防侧翻挡板与所述安装座连接,所述防侧翻挡板的至少部分位于所述轨道梁挡板的下方以在所述轨道车辆倾斜时所述防侧翻挡板与所述轨道梁挡板止挡。
- 根据权利要求1所述的轨道车辆的防侧翻装置,其特征在于,所述防侧翻挡板包括:止挡部和安装部,所述止挡部与所述安装部相连,所述止挡部位于所述轨道梁挡板的下方,所述安装部与所述安装座连接。
- 根据权利要求2所述的轨道车辆的防侧翻装置,其特征在于,所述止挡部与所述安装部位于同一高度。
- 根据权利要求2所述的轨道车辆的防侧翻装置,其特征在于,所述止挡部与所述安装部之间设置有弯折部,所述折弯部相对所述止挡部向上延伸以使所述安装部高于所述止挡部。
- 根据权利要求4所述的轨道车辆的防侧翻装置,其特征在于,所述弯折部垂直于所述止挡部和所述安装部。
- 根据权利要求4所述的轨道车辆的防侧翻装置,其特征在于,所述弯折部与所述止挡部之间、或者所述弯折部与所述安装部之间具有圆滑过渡部。
- 根据权利要求4所述的轨道车辆的防侧翻装置,其特征在于,所述止挡部与所述弯折部之间的夹角为60°-100°。
- 根据权利要求2所述的轨道车辆的防侧翻装置,其特征在于,所述止挡部和所述安装部中的至少一个为平板。
- 根据权利要求2所述的轨道车辆的防侧翻装置,其特征在于,所述防侧翻挡板包括:连接部和两个所述止挡部和两个所述安装部,所述连接部连接于两个所述安装部之间。
- 根据权利要求9所述的轨道车辆的防侧翻装置,其特征在于,所述连接部和所述止挡部位于同一高度。
- 根据权利要求2所述的轨道车辆的防侧翻装置,其特征在于,从所述止挡部的固定端到所述止挡部的自由端的方向上,所述止挡部的厚度逐渐减小或逐渐增大或不变。
- 根据权利要求2所述的轨道车辆的防侧翻装置,其特征在于,所述止挡部的上表面具有耐磨层。
- 根据权利要求2所述的轨道车辆的防侧翻装置,其特征在于,所述止挡部的上表面 为水平面、斜面或弧形面。
- 根据权利要求2所述的轨道车辆的防侧翻装置,其特征在于,所述止挡部的自由端的端面为平面或弧形面。
- 根据权利要求8所述的轨道车辆的防侧翻装置,其特征在于,所述连接部设置有减重结构。
- 根据权利要求15所述的轨道车辆的防侧翻装置,其特征在于,所述减重结构为减重槽或减重孔。
- 根据权利要求1-16中任一项所述的轨道车辆的防侧翻装置,其特征在于,所述安装座包括:座体和支撑柱,所述座体适于安装在所述轨道车辆的车桥上,所述支撑柱设置于所述座体和所述防侧翻挡板之间。
- 根据权利要求1所述的轨道车辆的防侧翻装置,其特征在于,所述防侧翻挡板在所述轨道车辆倾斜预定角度a时与所述轨道梁挡板止挡,所述预定角度a满足关系式:a≤10°。
- 一种转向架,其特征在于,包括:车桥;防侧翻装置,所述防侧翻装置为根据权利要求1-18中任一项所述的轨道车辆的防侧翻装置,所述防侧翻装置的所述安装座与所述车桥连接。
- 根据权利要求19所述的转向架,其特征在于,所述安装座设置于所述车桥的下方。
- 一种轨道车辆,其特征在于,包括根据权利要求19或20所述的转向架。
- 一种轨道交通系统,其特征在于,包括:轨道梁,所述轨道梁包括轨道梁挡板;根据权利要求21所述的轨道车辆,所述轨道车辆可移动地与所述轨道梁配合。
- 根据权利要求22所述的轨道交通系统,其特征在于,所述轨道梁还包括梁体,所述轨道梁挡板设置于所述梁体的一侧,所述轨道梁挡板的下表面具有内端和外端,相较于所述内端,所述外端远离所述梁体,所述轨道梁挡板下表面的外端低于或平齐所述轨道梁挡板的内端。
- 根据权利要求22或23所述的轨道交通系统,其特征在于,所述轨道梁设有凹槽,所述凹槽的上端敞开,所述凹槽的上端的边缘朝向所述凹槽内延伸出所述轨道梁挡板,所述防侧翻挡板的部分结构位于所述轨道梁挡板与所述凹槽的侧壁限定出的空间内。
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