WO2017104052A1 - Traverse de caisse et structure de véhicule ferroviaire pourvue de celle-ci - Google Patents

Traverse de caisse et structure de véhicule ferroviaire pourvue de celle-ci Download PDF

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Publication number
WO2017104052A1
WO2017104052A1 PCT/JP2015/085374 JP2015085374W WO2017104052A1 WO 2017104052 A1 WO2017104052 A1 WO 2017104052A1 JP 2015085374 W JP2015085374 W JP 2015085374W WO 2017104052 A1 WO2017104052 A1 WO 2017104052A1
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WO
WIPO (PCT)
Prior art keywords
pillow beam
composite material
pillow
center pin
panel
Prior art date
Application number
PCT/JP2015/085374
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English (en)
Japanese (ja)
Inventor
翔太 栗木
充雄 岩崎
博 桧垣
敏彦 用田
忠正 金保
武市　通文
寛 越智
Original Assignee
株式会社日立製作所
東レ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社日立製作所, 東レ株式会社 filed Critical 株式会社日立製作所
Priority to JP2017556279A priority Critical patent/JP6535757B2/ja
Priority to EP15910742.4A priority patent/EP3392118B1/fr
Priority to PCT/JP2015/085374 priority patent/WO2017104052A1/fr
Publication of WO2017104052A1 publication Critical patent/WO2017104052A1/fr

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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
    • B61F1/00—Underframes
    • B61F1/08—Details
    • B61F1/12—Cross bearers

Definitions

  • the present invention relates to a plate-like pillow beam that forms a frame that forms the floor surface of the rail vehicle structure and is provided on the lower surface of the frame along the sleeper direction, and a rail vehicle structure that includes the plate-shaped pillow beam.
  • a rail vehicle structure (hereinafter referred to as a structure) is a stand frame that forms a floor, side structures that are erected at both ends in the width direction of the cradle, and both ends in the longitudinal direction of the cradle.
  • This is a hexahedron structure composed of a house structure and a side structure and a roof structure disposed at the upper end of the wife structure.
  • a bogie that travels on the track is provided on the lower surface of both ends in the longitudinal direction of this structure, and various electrical equipment that supplies electric power for driving the bogie and interior parts such as seats and lighting devices are provided.
  • various electrical equipment that supplies electric power for driving the bogie and interior parts such as seats and lighting devices are provided.
  • the frame is mainly provided along side beams provided along the longitudinal direction at both ends in the width direction of the frame, end beams connecting the longitudinal ends of the side beams, and the end beams.
  • a pillow beam that is spaced apart by a predetermined size on the side of the central portion in the longitudinal direction of the structure, and a coupler for connecting the end beam and the pillow beam along the longitudinal direction of the structure and connecting the vehicles to each other It is comprised from the middle beam provided with.
  • Patent Document 1 discloses a railway vehicle structure having the above-described structure.
  • life cycle energy which is the total amount of energy in each stage of procurement, production, use (operation), and reuse. Since the weight reduction of the structure contributes to resource saving and energy saving during operation, it is possible to reduce the energy used for procuring and manufacturing, which occupies most of the life cycle energy.
  • the track maintenance cost can be reduced.
  • the structure has been manufactured with a hollow extruded shape made of aluminum alloy.
  • the current hollow extruded shape having two face plates and a plurality of ribs connecting these face plates is thinned to the limit of the extrusion capability, and it is becoming difficult to further reduce the weight. .
  • An object of the present invention is to provide a lightweight pillow beam that is highly reliable and capable of reducing life cycle energy, and a rail vehicle structure including the pillow beam.
  • one of the pillow beams constituting the frame of the typical rail vehicle structure of the present invention is composed of a metal core material and a composite material provided along the core material.
  • the above-mentioned problem can be solved by a rail vehicle structure including this pillow beam.
  • FIG. 1 is a side view of a railway vehicle.
  • FIG. 2 is a perspective view of the railway vehicle structure as viewed from below.
  • FIG. 3 is a plan view of the pillow beam.
  • FIG. 4 is a plan view of a panel constituting the pillow beam shown in FIG.
  • FIG. 5 is a plan view of a center pin mounting seat provided in the core shown in FIG. 6 is a cross-sectional view taken along the line AA of the pillow beam shown in FIG. 7 is a cross-sectional view taken along the line BB of the pillow beam shown in FIG. 8 is a CC cross-sectional view of the pillow beam shown in FIG. 9 is a DD cross-sectional view of the pillow beam shown in FIG.
  • FIG. 10 is an enlarged view of the F part of the BB cross section of the pillow beam shown in FIG.
  • FIG. 11 is an EE cross-sectional view (see FIG. 3) of the pillow beam constituting the underframe.
  • a rail vehicle is a general term for vehicles operated along a laid track, and means a rail vehicle, a monorail vehicle, a new transportation system vehicle, a tram, and the like.
  • the embodiment disclosed herein is a pillow beam composed of a metal core material and a composite material provided on both upper and lower surfaces of the core material, and this pillow beam is attached to the side beam and the middle beam constituting the underframe.
  • the present invention relates to a structure provided by mechanical fastening means such as rivets or bolts.
  • each direction related to the railway vehicle intersects the longitudinal direction (rail direction) 100 of the railway vehicle, the width direction (sleeper direction) 110 of the railway vehicle, the longitudinal direction 100, and the width direction 110. It is defined as the height direction 120 of the railway vehicle.
  • the longitudinal direction 100 the width direction 110 of the railway vehicle
  • the longitudinal direction 100 the width direction 110
  • the height direction 120 the height direction 120 of the railway vehicle.
  • they are simply referred to as a longitudinal direction 100, a width direction 110, and a height direction 120.
  • Fig. 1 is a side view of a railway vehicle.
  • the railway vehicle is composed of a railway vehicle structure (hereinafter referred to as structure 1), a carriage 5, and electrical and interior parts.
  • structure 1 is erected at a frame 10 (see FIG. 2) forming a floor, side structures 20 erected at both ends in the width direction of the framing 10, and both ends of the frame 10 in the longitudinal direction.
  • a roof structure 40 supported by the upper end of the side structure 20 and the upper end of the wife structure 30.
  • the side structure 20 includes a window portion 22 for daylighting and ventilation, a side doorway 21 used for passengers and the like.
  • Both ends in the longitudinal direction 100 of the structure 1 are supported by a carriage 5 so as to be movable on the track.
  • a plate-shaped pillow beam 14 is provided along the width direction of the underframe 10 at the lower surface of the underframe forming the floor of the structure 1 and provided with the carriage 5.
  • the structure 1 is elastically supported by a pair of air springs 8 (only one shown) disposed in the central portion in the longitudinal direction 100 of the carriage frame 6 of the carriage 5 provided below the pillow beam 14.
  • the air spring 8 suppresses the vibration of the carriage 5 caused by the track irregularity and the like from propagating to the structure 1, or the height of the floor surface of the structure 1 that is displaced in the height direction 120 according to the increase or decrease of the number of passengers. Responsible for maintaining a constant level.
  • FIG. 2 is a perspective view of the railway vehicle structure as viewed from below.
  • the underframe 10 forming the floor surface of the structure 1 supports the weight of passengers and equipment provided under the floor, and has high rigidity because a compressive load and a tensile load are applied from vehicles connected to the front and rear.
  • the underframe 10 includes side beams 11 extending from the side structure 20 at both ends in the width direction 110, and end beams 13 at both ends in the longitudinal direction 100.
  • two middle beams 12 are provided in such a manner as to extend along the longitudinal direction 100 of the frame 10 from the central portion of the end beam 13 in the width direction 110.
  • the middle beam 12 includes a coupler (not shown) that couples the vehicles.
  • a shaped pillow beam 14 is provided.
  • the pillow beam 14 is connected to the side beam 11 by a mechanical fastening means such as a bolt at a fastening portion 82a (see FIG. 3) at both ends in the width direction 110, and a fastening portion closer to the center in the width direction 110.
  • the two middle beams 12 are fastened by mechanical fastening means such as bolts.
  • FIG. 3 is a plan view of the pillow beam
  • FIG. 4 is a plan view of the panel 51 constituting the pillow beam shown in FIG.
  • the pillow beam 14 is a plate-like component, and has a symmetrical shape with respect to an imaginary line showing the EE cross section. Both ends of the pillow beam 14 in the width direction 110 are fastening portions 82 a at both ends fastened to the side beam 11. Further, a central fastening portion 82 b fastened to the middle beam 12 projects in a direction along the longitudinal direction 100 at the central portion in the width direction 110 of the pillow beam 14.
  • the pillow beam 14 in the present embodiment includes a metal core member 50 and a composite material provided along the core member 50. That is, at least a part of the surface of the metal core member 50 and the surface of the composite material exists substantially in parallel.
  • the core member 50 includes a metal panel 51 and a metal center pin mounting seat 75 (see FIG. 5) connected to the center of the panel 51.
  • the pillow beam 14 includes a metal core member 50 (see FIG. 6), a first composite member 33 provided with the core member 50 on the upper surface in the height direction 120, and a second member provided on the lower surface.
  • the composite material 35 is used.
  • the pillow beam 14 is sealed by covering a substantially entire surface of the core material 50 with a first composite material 33 covering the upper surface of the core material 50 and a second composite material 35 covering the lower surface of the core material 50. (See FIG. 6). That is, the composite material is a cylindrical body that includes the core material 50 therein.
  • the pillow beam of the present embodiment can provide a rail vehicle that can have high strength and rigidity and durability (weather resistance) of metal parts and can reduce life cycle cost. it can.
  • the pillow beam 14 is a hybrid structure composed of the metal core material 50 and the first composite material 33 and the second composite material 35, even if the mechanical strength of the composite material is impaired due to deterioration over time or the like. Since the metallic core member 50 can ensure the residual strength, it can have high reliability.
  • the core member 50 is inserted from the opening of the tubular portion knitted into a tubular shape, and then the opening is closed.
  • the pillow beam 14 may be configured by impregnating and curing a cylindrical body containing the core material 50 with resin.
  • FIG. 4 is a plan view of the panel 51 constituting the pillow beam 14.
  • the panel 51 is made of, for example, an aluminum alloy, and is provided along a rectangular first member 53 having a long side arranged in the width direction 110 at the center and both edges of the first member 53 in the longitudinal direction 100.
  • the second member 55, the third member 57 provided along the longitudinal direction 100 at both end edges in the width direction 110 of the first member 53 and the second member 55, and the second member 55 connected to the second member 55 and the third member 57. It consists of four members 58.
  • an integrated member obtained by integrating the second member 55 and the third member 57 may be prepared.
  • the opening 61 for providing the center pin attachment seat 75 (refer FIG. 5) is provided in the width direction center part of the 1st member 53 which comprises the panel 51. As shown in FIG. Further, in order to elastically support the structure 1, an opening 60 is provided at a portion where an air spring provided on the upper surface of the carriage 5 is in contact.
  • FIG. 5 is a plan view of the center pin mounting seat 75 provided in the core shown in FIG.
  • the center pin mounting seat 75 is, for example, a rectangular plate-like member having a dimension in the longitudinal direction 100 that is manufactured by cutting an aluminum alloy and is larger than a dimension in the width direction 110.
  • a flange 75b along the longitudinal direction and a flange 75c along the width direction 110 are provided on the periphery of the center pin mounting seat 75.
  • the center pin mounting seat 75 has an opening 75e at the center thereof, and a plurality of cylindrical portions 75d having an axis along the height direction 120 are cut out around the opening 75e.
  • the center pin mounting seat 75 is fastened to the pillow beam 14 by a bolt inserted into the cylindrical portion 75d (see FIG. 9).
  • FIG. 6 is a cross-sectional view of the pillow beam at AA in FIG.
  • Reference numeral 50 in FIG. 6 indicates the range of the core material 50.
  • the core member 50 includes a panel 51 including a first member 53 and a second member 55, a center pin mounting seat 75 provided in the panel 51, and the like. 6 indicates a range of the center pin mounting seat 75.
  • 61 in FIG. 6 has shown the opening part.
  • the core member 50 including the panel 51 and the center pin mounting seat 75 is sealed with a first composite material 33 and a second composite material 35 having a shell structure divided in the height direction 120.
  • FIG. 7 is a cross-sectional view of the pillow beam 14 taken along BB in FIG.
  • the pillow beam 14 forms the core member 50 in this cross section, and the first and second composite members 33 and 35 having a shell structure in which the first member 53 and the second member 55 are divided in the height direction 120. The whole surface is sealed.
  • the pillow beam 14 sandwiched the metallic member (core material 50) disposed as a core between the composite materials (first composite material 33, second composite material 35) from both sides in the vertical direction (height direction 120).
  • the first composite material 33, the second composite material 35, and the first member 53 or the second member 55 that is a part of the core material 50 are formed with a cylindrical body 59 that penetrates in the height direction 120. Yes.
  • FIG. 8 is a cross-sectional view taken along the line CC of FIG. Also in this cross section, the pillow beam 14 is configured by sealing the entire core material 50 assembled from the first composite material 33 and the second composite material 35 having a shell structure divided in the height direction 120.
  • FIG. 9 is a cross-sectional view of the pillow beam at DD in FIG.
  • reference numeral 75 denotes a range of the center pin mounting seat 75.
  • the center pin mounting seat 75 has a flange 75 b fitted into the opening of the face plate 53 c below the first member 53. Except for the cylindrical portion 75d, the entire surface is sealed by the first composite material 33 and the second composite material 35 having a shell structure, as in the case of the other cross-sectional views.
  • FIG. 10 is an enlarged view of the F part of the BB cross section of the pillow beam shown in FIG. 10 has an insulating material 36 (glass fiber layer or GFRP) on the surface of a core material 50 (panel 51, center pin mounting seat 75, etc.), and the outside of this insulating layer is a composite material.
  • the structure sealed with (the 1st composite material 33, the 2nd composite material 35) is shown.
  • This configuration can suppress deterioration due to electric corrosion of the core material 50 made of aluminum alloy, thereby providing a rail vehicle including the pillow beam 14 with high reliability.
  • the first composite material 33 and the second composite material 35 that cover the core material 50 are made of carbon fiber reinforced plastic (hereinafter referred to as CFRP) in which carbon fiber is selected as the reinforcing fiber and epoxy resin is selected as the matrix resin.
  • CFRP carbon fiber reinforced plastic
  • the reinforcing fiber is not limited to carbon fiber, and glass fiber or aramid fiber may be selected as the reinforcing fiber.
  • the matrix resin is not limited to an epoxy resin, and an unsaturated polyester resin, vinyl ester resin, phenol resin, or the like may be selected as the matrix resin.
  • CFRP may have a quasi-isotropic laminated structure without giving anisotropy, and the strength according to the load condition (load direction) may be CFRP. It is good also as a laminated structure which gives anisotropy in order to give to.
  • the manufacturing process of the pillow beam 14 will be described.
  • the panel 51 which makes the core material 50 is manufactured.
  • a first member 53, a second member 55, a third member 57, and a fourth member 58 constituting the panel 51 are prepared.
  • the first member 53 and the second member 55 are hollow extruded profiles having two face plates 53a (55a) and face plates 53c (55c) facing each other, and ribs 53b (55b) connecting these face plates. Are extruded.
  • the panel 51 positions the four members of the first member 53, the second member 55, the third member 57, and the fourth member 58, and then welds (or friction stir welds) along the joining lines 71, 72, 73. ).
  • a portion where a center pin mounting seat 75 described later is fitted is processed into the panel 51.
  • the face plate 53c below the center of the first member 53 (panel 51) is removed according to the rectangular shape of the center pin mounting seat 75 (the rectangular shape in which the dimension in the longitudinal direction 100 is larger than the dimension in the width direction 110).
  • a plurality of holes 80 into which a plurality of cylindrical portions 75d provided in the center pin mounting seat 75 are fitted are processed in the upper face plate 53a opposite to the removed lower face plate (FIGS. 3, 4, and 9). reference).
  • the center pin mounting seat 75 is manufactured by cutting an aluminum alloy.
  • a rectangle having a dimension in the longitudinal direction 100 larger than a dimension in the width direction 110 is formed, and an opening 75e is processed at the center.
  • a flange 75b extending along the longitudinal direction 100 and a flange 75c extending along the width direction 110 are disposed at the entire periphery of the center pin mounting seat 75, and a plurality of cylindrical portions 75d around which the center pin 15 is fastened are formed around the opening 75e. It is cut out in such a manner that the axial direction is directed to the direction 120.
  • the center pin mounting seat 75 is connected to the panel 51 to manufacture the core material 50.
  • the center pin mounting seat 75 is fitted into the processed part of the panel 51 (first member 53).
  • the flange 75b (75c) provided on the periphery of the center pin mounting seat 75 is fitted until it contacts the face plate 53a of the first member 53, and the plurality of cylindrical portions 75d of the center pin mounting seat 75 are connected to the panel 51 (first member). 53) are fitted into the plurality of holes 80 processed.
  • the first member 53 and the center pin mounting seat 75 are welded. By mounting in this way, the center pin mounting seat 75 can be firmly fixed to the panel 51.
  • first composite material 33 and the second composite material 35 that have been autoclave (pressurized and heated) through a prepreg process in which an epoxy resin is preliminarily blended with carbon fiber, and the core material 50 are subjected to a difference in linear expansion coefficient. Assemble with a room-temperature curable adhesive so that no residual stress occurs. At this time, electrolytic corrosion is performed by electrically insulating the surface of the composite material (first composite material 33, second composite material 35) in contact with the aluminum alloy core material 50 (panel 51, center pin mounting seat 75, etc.). A thin insulating material 36 (glass fiber layer or GFRP, see FIG. 10) is provided. Furthermore, in order to obtain a strong bonding surface, screws (small screws) or the like may be additionally provided at intervals of several hundred mm to ensure the surface pressure during bonding.
  • the composite material manufacturing method a manufacturing method in which autoclave molding is performed after the prepreg process has been shown.
  • press molding RTM (Resin Transfer Molding) method
  • RIM Reaction Injection
  • the members formed by the continuous molding method such as the molding method or the pultrusion method may be cut into appropriate dimensions, and then these members may be joined and assembled.
  • an integral molding method SCRIMP method or the like in which a diffusion material of a matrix resin to be injected at the same time that the molding part is decompressed may be employed.
  • the hole 81 into which the cylindrical body 59 (bush, see FIG. 7) is inserted is machined, and then the first composite material 33, the second composite material 35, and the core material 50 are penetrated in the height direction 120. At the same time, the cylindrical body 59 that restrains them in the vertical direction is fixed to complete the pillow beam 14.
  • the axial dimension t1 of the cylinder 59 is set to be slightly larger than the dimension between the upper surface of the first composite material 33 and the lower surface of the second composite material 35.
  • the upper end portion of the cylindrical body 59 protrudes upward (in the direction of the frame 10) from the upper surface of the first composite material 33, and the lower end portion of the cylindrical body 59 is below the lower surface (surface on the track side) of the second composite material 35. It is fixed to the pillow beam 14 in such a manner as to protrude to the top.
  • a concave portion that matches the shape of the contact surface of the cylinder 59 is processed in a portion where the cylinder 59 (pillow beam 14) of the side beam 11 and the middle beam 12 contacts
  • the pillow beam 14 may be mechanically fastened to the side beam 11 and the middle beam 12 in a state where the contact portion of the cylindrical body 59 is fitted in the recess provided in the middle beam 12.
  • a recessed part may be provided in the side beam 11 and the middle beam 12 which all the cylinders 59 contact
  • the cart 5 Even if a traction force or a braking force acts on the pillow beam 14, the fastening can be maintained without the pillow beam 14 slipping with respect to the side beam 11 and the middle beam 12. Furthermore, by providing the recesses, the number (number) of the mechanical fastening portions and the cylinders 59 can be reduced, the manufacturing cost can be reduced, and the weight reduction can be promoted.
  • the pillow beam 14 is mechanically fastened to the side beam 11 and the middle beam 12 constituting the frame 10 by bolts inserted into the cylindrical body 59. Furthermore, the center pin 15 is mechanically fastened to the pillow beam 14 by a bolt inserted into the cylindrical portion 75d.
  • the cylindrical body 59 is a component provided so as not to buckle due to a seating surface pressure due to a bolt tightening force, and may not necessarily be an aluminum alloy but may be iron or the like having a high buckling strength.
  • cylindrical body 59 is made of a conductive material, a highly reliable rail vehicle capable of suppressing breakage and resetting of electrical equipment when a current due to a large voltage (hereinafter, surge current) occurs is provided. can do.
  • bogie 5 are electrically connected, and the wheel shaft 7 with which the trolley
  • a grounding circuit for grounding the track (track) is provided.
  • the structure 1 (the middle beam 12 and the side beams 11 forming the underframe 10).
  • the structure 1 (the middle beam 12 and the side beams 11 forming the underframe 10).
  • the pillow beam 14 Through the pillow beam 14 to the carriage 5 (see FIG. 11). For this reason, even if the pillow beam 14 is covered with a composite material having low conductivity compared to metal or the like, it is possible to provide a highly reliable rail vehicle capable of suppressing breakage and resetting of electrical equipment due to surge current. .
  • FIG. 11 is an EE cross-sectional view (see FIG. 3) of the pillow beam constituting the underframe.
  • the pillow beam 14 is connected to the side beam 11 and the middle beam 12 constituting the frame of the structure 1 by mechanical fastening means such as bolts.
  • the cylinders 59 (bush) provided in the pillow beam 14 provided for these fastenings are provided in two or one row along the longitudinal direction 100 of the structure 1.
  • a central pin 15 serving as a turning center of the carriage 5 is provided at the center in the width direction 110 of the lower surface of the pillow beam 14 (the surface on which the carriage 5 is provided).
  • the center pin 15 and the cart are connected by a traction device, and a traction force and a braking force are transmitted from the trolley 5 to the structure 1 via the traction device.
  • a pair of air springs 8 is provided in such a manner that the central pin 15 is sandwiched along the width direction 110 at the center of the longitudinal direction 100 of the pillow beam 14.
  • the pillow beam 14 of the present embodiment is not composed of only metal parts, and thus the weight reduction of the pillow beam 14 can be promoted. Furthermore, the pillow beam 14 includes the first composite material 33 and the second composite material 35 on both sides in the vertical direction (height direction) of the plate-shaped metal core 50, so that a bending load acts on the pillow beam 14. Even in this case, since the composite material having excellent tensile strength and compressive strength mainly bears the load, it is possible to promote weight reduction and to have high bending strength and rigidity.
  • the pillow beam 14 of the present embodiment is high due to the configuration in which the plate-shaped metal core member 50 is sealed with the first composite material 33 and the second composite material 35 from both sides in the vertical direction (height direction). It is possible to provide a rail vehicle that can be provided with strength, rigidity, durability of metal parts (weather resistance), and can reduce life cycle cost.
  • the pillow beam 14 of the present embodiment is a hybrid structure composed of the metal core 50, the first composite material 33, and the second composite material 35, the mechanical strength of the composite material is impaired due to deterioration over time or the like. Even so, since the metallic core material 50 can ensure the remaining strength, high reliability can be provided.
  • the side beam 11 and the middle beam 12 are provided with a recess, and the pillow beam 14 and the side beam 11 and the middle beam 12 are mechanically fastened with the cylindrical body 59 forming the pillow beam 14 fitted in the recess. Even if a traction force or a braking force acts on the pillow beam 14 from the cart 5, the fastening can be maintained without the pillow beam 14 slipping with respect to the side beam 11 and the middle beam 12. Further, the provision of the recesses can reduce the number (number) of the mechanical fastening portions and the cylinders 59, thereby reducing the manufacturing cost and promoting the weight.
  • the pillow beam 14 of the present embodiment has a high attenuation rate because a metallic core material and a composite material are assembled with an adhesive. For this reason, when vibration is input from the carriage 5 to the pillow beam 14 via the traction device and the center pin 15, the vibration is attenuated in the process of transmitting the vibration through the pillow beam 14. It is hard to be transmitted. Therefore, since the vehicle interior noise and vibration due to the vibration of the structure 1 from the carriage 5 can be reduced, a comfortable rail vehicle can be provided.
  • the pillow beam 14 is provided with an accelerometer 90 on the upper surface of the pillow beam 14 constituting the frame 10 (the surface facing the lower surface of the frame 10).
  • a state monitoring system for monitoring the vibration level may be installed.
  • the accelerometer 90 The vibration level and natural frequency of the pillow beam 14 to be monitored change. By monitoring the change in the vibration level and the like, the soundness of the pillow beam 14 can be constantly monitored, so that a highly reliable rail vehicle can be provided.
  • the pillow beam 14 includes a glass fiber layer (see FIG. 10) serving as an insulating material 36 on the boundary surface between the aluminum alloy core material 50 and the composite material (first composite material 33, second composite material 35). .
  • a glass fiber layer serving as an insulating material 36 on the boundary surface between the aluminum alloy core material 50 and the composite material (first composite material 33, second composite material 35).
  • the pillow beam 14 includes a conductive cylinder 59, the carriage 5 passes through the cylinder 59 from the structure 1 (the middle beam 12 and the side beam 11 forming the underframe 10) through the pillow beam 14.
  • a ground circuit (see FIG. 11) leading to can be easily configured. For this reason, it is possible to provide a highly reliable rail vehicle that can suppress breakage and resetting of electrical equipment due to surge current.
  • this invention is not limited to the above-mentioned Example, Various modifications are included.
  • the above-described embodiments have been described in detail in order to easily explain the present invention, and are not necessarily limited to those having all the configurations described.
  • a part of the configuration of the embodiment can be replaced with another configuration, and another configuration can be added to the configuration of the embodiment.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Body Structure For Vehicles (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

L'objectif de la présente invention est de fournir une traverse de caisse très fiable, légère permettant une réduction d'énergie de cycle de vie et une structure de véhicule ferroviaire pourvue de la traverse de caisse. La présente invention concerne : une traverse de caisse (14) qui est caractérisée en ce qu'elle comprend un matériau de noyau métallique (50) et des matériaux composites (33, 35) scellant le matériau de noyau métallique (50) ; ou une structure de véhicule ferroviaire pourvue de la traverse de caisse.
PCT/JP2015/085374 2015-12-17 2015-12-17 Traverse de caisse et structure de véhicule ferroviaire pourvue de celle-ci WO2017104052A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2017556279A JP6535757B2 (ja) 2015-12-17 2015-12-17 枕梁およびそれを備える軌条車両構体
EP15910742.4A EP3392118B1 (fr) 2015-12-17 2015-12-17 Traverse de caisse et structure de véhicule ferroviaire pourvue de celle-ci
PCT/JP2015/085374 WO2017104052A1 (fr) 2015-12-17 2015-12-17 Traverse de caisse et structure de véhicule ferroviaire pourvue de celle-ci

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2015/085374 WO2017104052A1 (fr) 2015-12-17 2015-12-17 Traverse de caisse et structure de véhicule ferroviaire pourvue de celle-ci

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WO2017104052A1 true WO2017104052A1 (fr) 2017-06-22

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020059466A (ja) * 2018-10-12 2020-04-16 株式会社日立製作所 軌条車両構体
CN113619626A (zh) * 2021-08-20 2021-11-09 中车唐山机车车辆有限公司 车体及磁悬浮车辆
EP3865368A4 (fr) * 2018-10-11 2022-06-15 Hitachi, Ltd. Structure de caisse de véhicule ferroviaire et véhicule ferroviaire

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04292258A (ja) * 1991-03-20 1992-10-16 Hitachi Ltd 繊維強化樹脂複合材料を用いた骨組構造体
WO1999010168A1 (fr) * 1997-08-21 1999-03-04 Toray Industries, Inc. Element structural en metal leger/plastique renforce par fibres de carbone
JP2013001198A (ja) * 2011-06-14 2013-01-07 Hitachi Ltd 配線・配管モジュールを備える鉄道車両の車体構造及びその製作方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0717398A (ja) * 1993-06-30 1995-01-20 Hitachi Ltd 鉄道車両の台枠
FR3009262B1 (fr) * 2013-08-02 2015-09-18 Astrium Sas Structure en materiaux composites pour chassis de wagon

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04292258A (ja) * 1991-03-20 1992-10-16 Hitachi Ltd 繊維強化樹脂複合材料を用いた骨組構造体
WO1999010168A1 (fr) * 1997-08-21 1999-03-04 Toray Industries, Inc. Element structural en metal leger/plastique renforce par fibres de carbone
JP2013001198A (ja) * 2011-06-14 2013-01-07 Hitachi Ltd 配線・配管モジュールを備える鉄道車両の車体構造及びその製作方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP3392118A4 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3865368A4 (fr) * 2018-10-11 2022-06-15 Hitachi, Ltd. Structure de caisse de véhicule ferroviaire et véhicule ferroviaire
JP2020059466A (ja) * 2018-10-12 2020-04-16 株式会社日立製作所 軌条車両構体
CN113619626A (zh) * 2021-08-20 2021-11-09 中车唐山机车车辆有限公司 车体及磁悬浮车辆
CN113619626B (zh) * 2021-08-20 2023-01-24 中车唐山机车车辆有限公司 车体及磁悬浮车辆

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EP3392118A1 (fr) 2018-10-24

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