WO2013145660A1 - 鉄道車両の床構造及びそれを備えた鉄道車両 - Google Patents
鉄道車両の床構造及びそれを備えた鉄道車両 Download PDFInfo
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- WO2013145660A1 WO2013145660A1 PCT/JP2013/001935 JP2013001935W WO2013145660A1 WO 2013145660 A1 WO2013145660 A1 WO 2013145660A1 JP 2013001935 W JP2013001935 W JP 2013001935W WO 2013145660 A1 WO2013145660 A1 WO 2013145660A1
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- floor
- vehicle
- leg
- width direction
- vehicle width
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D17/00—Construction details of vehicle bodies
- B61D17/04—Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures
- B61D17/10—Floors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D1/00—Carriages for ordinary railway passenger traffic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D17/00—Construction details of vehicle bodies
- B61D17/04—Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures
- B61D17/08—Sides
Definitions
- the present invention relates to a railcar floor structure and a railcar equipped with the floor structure.
- a structure (hereinafter referred to as a sub-floor structure) in which a floor pan having a concave cross section is disposed between transverse beams of a underframe and a heat insulating material or the like is provided therein is known.
- a floor structure has been proposed in which corrugated plates and floor supports are arranged in a underframe and a heat insulating soundproof material is provided between the corrugated plates and the floor plate (for example, Patent Document 1).
- the corrugated plate is disposed at a position lower than the upper surface of the cross beam and higher than the lower surface of the underframe, thereby improving the buckling strength and lowering the floor upper surface.
- the conventional sub-floor structure does not contribute to improving the strength of the vehicle, if torsional deformation occurs in the structure, it requires reinforcement at each part of the structure to ensure rigidity, and the structure becomes complicated. There was a problem.
- the floor pan is produced by press molding or roll molding.
- a mold since a mold is required, there is a problem that the cost increases. In particular, when it is necessary to change the arrangement pitch of the cross beams due to the arrangement of the underfloor equipment, a plurality of molds are required, which further increases the cost.
- the corrugated plate is arranged inside the underframe, so that the height of the floor upper surface can be lowered.
- the floor support that supports the floor plate extends in the longitudinal direction of the vehicle and is placed on the convex portion of the corrugated plate, so that there is a problem that a sufficient passenger load cannot be supported.
- the present invention has been made in view of such a problem, and an object of the present invention is to provide a railcar floor structure capable of ensuring rigidity with a simple configuration and a railcar including the railcar floor structure.
- the floor structure of a railway vehicle includes a pair of side beams extending in the longitudinal direction of the vehicle, a plurality of horizontal beams extending in the vehicle width direction and connecting the pair of side beams, and a horizontal beam.
- the bottom surface portion and the convex portions protruding upward from the bottom surface portion are alternately and continuously formed in the vehicle width direction, and the support member extending in the vehicle longitudinal direction and the position corresponding to the cross beam
- a receiving member disposed on the upper surface of the support member and extending in the vehicle width direction, and a floor panel disposed on the upper surface of the receiving member, the receiving member contacting the floor panel, and the floor plate contacting portion
- a leg portion extending to the bottom surface portion of the support member.
- the receiving member that supports the passenger load is provided on the supporting member on the upper surface of the cross beam, and the leg portion of the receiving member is disposed on the bottom surface of the supporting member. Can be secured.
- FIG. 1 is a schematic side view of a railway vehicle according to an embodiment.
- FIG. 2 is a cross-sectional perspective view of the floor portion (underframe) of the railway vehicle shown in FIG.
- FIG. 3 is a partial cross-sectional view of the floor portion (underframe) shown in FIG.
- FIG. 4 is a perspective view of a support member according to another embodiment.
- FIG. 5 is a partially enlarged view of the support member shown in FIG.
- FIG. 1 is a schematic side view of a railway vehicle 100 according to the present embodiment.
- the left-right direction in FIG. 1 is the longitudinal direction of the railway vehicle 100, and the direction toward the sheet is the width direction of the railway vehicle 100.
- the longitudinal direction of the railway vehicle 100 is simply referred to as “vehicle longitudinal direction”
- the width direction of the railway vehicle 100 is simply referred to as “vehicle width direction”.
- the railway vehicle 100 includes a carriage 102 and a vehicle body 103 provided on the carriage 102.
- the vehicle body 103 is made of, for example, stainless steel, and includes a wife structure 104 corresponding to a wife surface, a side structure 105 corresponding to a side surface, a roof structure 106 corresponding to a roof, and an underframe (floor structure) 107 corresponding to a floor portion.
- a corrugated plate 30 to be described later is fixed to the upper surface of the underframe 107 (see FIG. 2).
- FIG. 2 is a partial perspective sectional view of the floor portion of the railway vehicle 100.
- the left front side in FIG. 2 is the front in the vehicle longitudinal direction
- the right back side in the paper is the rear in the vehicle longitudinal direction.
- the railway vehicle 100 includes a side beam 10, a cross beam 20, a corrugated plate 30 corresponding to a support member, a receiving member 40, a heat absorption layer 50, a heat dispersion layer 60, a floor plate 70, and And a floor panel 90 including a face sheet 80.
- the side beam 10 is a member located at the end in the vehicle width direction.
- the side beams 10 are located at both ends in the vehicle width direction to form a pair and extend in the vehicle longitudinal direction.
- FIG. 3 is a partial cross-sectional view of the floor portion of the railway vehicle 100.
- a part of the receiving member 40 is overlapped.
- the side beam 10 has a shape that opens to the inner side in the vehicle width direction.
- the side beam 10 includes an upper surface portion 11 located on the upper surface side, a side surface portion 12 connected to the upper surface portion 11 and facing the end surface of the horizontal beam 20, and a lower surface connected to the side surface portion 12 and facing the upper surface portion 11. It is mainly comprised by the part 13.
- the upper surface portion 11 has an upper step portion 14 positioned on the outer side in the vehicle width direction, and a lower step portion 15 formed continuously with the upper step portion 14 and positioned on the lower side in the vehicle width direction than the upper step portion 14. .
- the upper step portion 14 and the lower step portion 15 are integrally formed.
- the lower step portion 15 and the other portions of the side beam 10 are separately formed, and then combined. Also good.
- the horizontal beam 20 extends in the vehicle width direction and connects the side beams 10 on both sides in the vehicle width direction.
- the horizontal beams 20 are arranged at a plurality of positions at intervals in the vehicle longitudinal direction of the underframe 107.
- the cross beam 20 of the present embodiment has a C-shaped cross section.
- the end of the horizontal beam 20 in the vehicle width direction is located inside the side beam 10.
- the lower surface of the lateral beam 20 and the upper surface of the lower surface portion 13 of the side beam 10 are in contact with each other and are fixed to each other, and the upper surface of the lateral beam 20 and the lower surface of the lower step portion 15 of the side beam 10 are in contact with each other. .
- the corrugated sheet 30 is a sheet material fixed to the upper surface of the underframe 107 (that is, the side beam 10 and the lateral beam 20).
- the corrugated plate 30 is made of, for example, stainless steel, and as illustrated in FIG. 2, a bottom surface portion 31 corresponding to the bottom portion and a convex portion 32 protruding upward from the bottom surface portion 31 are alternately and continuously formed in the vehicle width direction. It has a corrugated structure.
- the bottom surface portion 31 and the convex portion 32 are parallel to each other and extend in the vehicle longitudinal direction.
- the corrugated plate includes a so-called keystone plate having a keystone structure that increases as the distance between adjacent convex portions 32 decreases downward.
- the lower surface of the bottom surface portion 31 at the vehicle width direction end portion of the corrugated plate 30 and the upper surface of the lower step portion 15 of the side beam 10 are in contact with each other and are fixed to each other. Furthermore, the bottom surface of the corrugated plate 30 other than the end portion in the vehicle width direction and the top surface of the cross beam 20 are in contact with each other and fixed to each other. And the upper surface of the convex part 32 of the corrugated sheet 30 is located below the upper surface of the upper stage part 14 of the side beam 10.
- the lower step portion 15 of the side beam 10 in contact with the lower surface of the bottom surface portion 31 of the corrugated plate 30 is positioned below the upper step portion 14 of the side beam 10, so that the height of the side beam 10 is maintained.
- the corrugated plate 30 can be disposed at a relatively low position.
- the floor structure can be made thin, the position of the floor surface can be lowered, and a wide interior space can be secured.
- the receiving member 40 is a member that extends in the vehicle width direction and supports the floor panel 90.
- the receiving member 40 is made of, for example, stainless steel. Further, the receiving member 40 is disposed corresponding to the position of the cross beam 20 (that is, above the cross beam 20). Furthermore, the receiving member 40 has a floor plate contact portion 47 corresponding to the upper surface portion thereof. Further, the floor board contact portion 47 has a floor board contact surface 41 that contacts the lower surface of the floor board 70. As shown in FIG. 3, the floor plate contact surface 41 is located above the upper surface of the convex portion 32 of the corrugated plate 30 and is substantially at the same height as the upper surface of the upper stage portion 14 of the side beam 10.
- the floor board 70 can be directly mounted on the receiving member 40 and the side beam 10 without providing a separate member, the height of the upper surface of the floor panel 90 can be accurately and easily aligned.
- the flatness of the panel 90 can be made uniform.
- the vehicle width direction end portion of the receiving member 40 is placed on the lower step portion 15 of the side beam 10 via the corrugated plate 30.
- the receiving member 40 has legs that extend from the front end of the floor plate contact surface 41 in the longitudinal direction of the vehicle to the bottom portions 31 of the corrugated plate 30.
- the leg part includes a front leg part 42 corresponding to the first leg part, and a rear leg part 43 (corresponding to a second leg part) extending from the rear end in the vehicle longitudinal direction of the floor board contact surface to each bottom face part 31 of the corrugated board 30. 2).
- the lower end and bottom face part 31 of the front leg part 42 are being fixed by fillet welding
- the lower end and bottom face part 31 of the rear leg part 43 are also being fixed by fillet welding.
- the front leg part 42 and the rear leg part 43 are provided corresponding to the bottom face part 31, they do not correspond to all the bottom face parts 31, but one in the vehicle width direction for weight reduction. It is provided corresponding to every bottom part 31.
- the receiving member 40 since the receiving member 40 and the convex part 32 of the corrugated sheet 30 are spaced apart, the force such as passenger load is applied to the horizontal beam from each leg part via the bottom part 31. 20, the load acting on the corrugated plate 30 can be reduced.
- the endothermic layer 50 is a layer for absorbing heat, and constitutes a laminated member 51 together with a heat dispersion layer 60 described later. As shown in FIG. 3, the endothermic layer 50 is laminated on the upper surface of the corrugated plate 30.
- the endothermic layer 50 is a layer in which an endothermic material is scattered inside ceramic wool.
- vermiculite which is a thermal expansion material is used as the heat absorbing material.
- the endothermic layer 50 of the present embodiment expands as the endothermic material (vermiculite) thermally expands.
- the endothermic material used for the endothermic layer 50 may be a material other than vermiculite, but the endothermic start temperature is preferably 350 to 550 ° C.
- the endothermic layer 50 for example, a heat-resistant and heat-insulating material M20A manufactured by Sumitomo 3M Limited can be used.
- the heat dispersion layer 60 is a layer for dispersing heat in the surface direction, and constitutes the laminated member 51 together with the heat absorption layer 50. As shown in FIG. 3, the heat dispersion layer 60 is laminated on the upper surface of the endothermic layer 50.
- the heat dispersion layer 60 is made of a heat insulating material. Although the heat insulating material which comprises the heat dispersion layer 60 is not specifically limited, Glass wool, ceramic wool, etc. can be used. Since the heat dispersion layer 60 is composed of a heat insulating material as described above, it has not only an effect of dispersing heat but also a heat insulation effect.
- the difference between the “endothermic material” included in the endothermic layer 50 and the “heat insulating material” forming the heat dispersion layer 60 will be briefly described.
- the endothermic material is a material that performs an endothermic reaction that absorbs heat.
- the heat insulation material is different in that it does not absorb heat and is simply a material that does not easily transfer heat. Note that the laminated member 51 configured by the endothermic layer 50 and the heat dispersion layer 60 has a smaller elastic modulus than the floor panel 90 and the receiving member 40.
- the floor board 70 is a member for ensuring the rigidity of the floor portion, and is a so-called base material.
- the floor board 70 according to the present embodiment is formed of a synthetic resin foam material.
- the floor board 70 is located above the heat dispersion layer 60 and has the largest thickness among the members laminated on the corrugated board 30.
- the material for forming the floor board 70 is not limited to the foamed material of synthetic resin, and instead of this, a well-known material used for the floor board such as wood or a light alloy honeycomb material may be applied.
- the vehicle width direction end part of the floor board 70 is mounted on the upper stage part 14 of the side beam 10. A portion of the floor board 70 other than the end portion in the vehicle width direction is supported by the receiving member 40.
- the floor board 70 is thus supported by the receiving member 40, the floor board 70 is stably held. That is, when the floor board 70 is directly placed on the soft (having a small elastic modulus) laminated member 51 (the endothermic layer 50 and the heat dispersion layer 60) without using the receiving member 40, the floor board 70 becomes unstable, Although the flatness of the floor panel 90 may not be maintained, this can be prevented by using the receiving member 40.
- the top sheet 80 is a covering material laid on the upper surface of the floor board 70.
- the top sheet 80 is a rubber sheet, for example, and can relieve an impact caused by a passenger walking.
- the surface sheet 80 plays a role of making it difficult for noise and vibrations emitted from the devices arranged under the floor to be transmitted to the cabin side.
- the top sheet 80 is not limited to a rubber sheet, and instead, a flooring material generally used in a railway vehicle, such as a vinyl chloride resin sheet, an olefin resin sheet, or a carpet, can be applied. . As shown in FIG.
- a vertical plate-like partition member 81 is fixed to the upper surface portion 11 of the side beam 10, and between the partition member 81 and the floor plate 70, and between the partition member 81 and the top sheet 80.
- a seal member 82 is inserted between the two. Thereby, the watertightness between the upper surface of the floor panel 90 and the underframe 107 can be ensured.
- FIG. 4 is a perspective view of the receiving member 40 according to the present embodiment.
- FIG. 5 is an enlarged view of the receiving member 40 near the end in the vehicle width direction. 4 and 5, the right front side of the paper is the front in the vehicle longitudinal direction, and the left back side of the paper is the rear in the vehicle longitudinal direction.
- the receiving member 40 is mainly configured by a floor plate contact member (floor plate contact portion) 91 and a plurality of leg members 92.
- the floor board contact member 91 is a member including the floor board contact surface 41 that contacts the floor board 70 in the receiving member 40.
- the floor board contact member 91 extends in the vehicle width direction and has a reverse U-shaped cross section.
- lightweight holes 93 for reducing the weight are formed in the floor plate contact member 91 at equal intervals.
- the lightweight hole 93 is formed corresponding to the bottom surface portion 31 of the corrugated plate 30, and as a result, a leg member 92 described later is positioned below the lightweight hole 93.
- a plate-like screw seat 49 is attached to the lower surface of the floor plate contact member 91 at a predetermined interval.
- the floor plate 70 is fixed to the floor plate contact member 91 by a fixing screw (not shown), and the screw seat 49 is for attaching the fixing screw.
- the floor plate contact member 91 is formed by processing a plate-like member, and the thickness thereof is a thickness that is sufficient to support the floor plate 70.
- the thickness of the floor board contact member 91 is about 1.5 mm.
- the leg member 92 is a member disposed on the lower surface side of the floor plate contact member 91.
- the leg members 92 are arranged side by side in the vehicle width direction.
- FIG. 6 is a plan view of the leg member 92
- FIG. 7 is a sectional view taken along arrow VII-VII in FIG.
- the vertical direction of the paper is the vehicle longitudinal direction
- the horizontal direction of the paper is the vehicle width direction.
- the lower side of the paper is the front in the vehicle longitudinal direction
- the upper side of the paper is the rear in the vehicle longitudinal direction.
- the leg member 92 is in contact with the front leg portion 42 positioned at the front in the vehicle longitudinal direction, the rear leg portion 43 positioned at the rear in the vehicle longitudinal direction, and the lower surface of the floor plate contact member 91 and connects the front leg portion 42 and the rear leg portion 43.
- Leg connecting member 46 Each of the front leg portion 42 and the rear leg portion 43 has a vertical leg portion 44 extending downward from the floor plate contact surface 41 and a bottom surface portion 31 and a surface of the corrugated plate 30 extending from the lower end of the vertical leg portion 44 outward in the vehicle longitudinal direction. It is mainly comprised by the corrugated sheet contact part 45 which contacts.
- the leg member 92 is formed of a plate-like material, and the thickness thereof is smaller than the thickness of the floor plate contact member 91.
- the thickness of the leg member 92 is about 0.8 mm.
- a bead 48 having a V-shaped cross section that is recessed inward is formed on the surface of the leg member 92 at the center in the width direction.
- the bead 48 is formed from the front leg portion 42 through the leg connecting member 46 to the rear leg portion 43.
- the strength against the force from above can be improved.
- spot welding or the like can be performed on both sides in the width direction. Therefore, the leg member 92 and the floor board contact member 91 can be pre-assembled by spot welding or the like, and workability is improved.
- the railway vehicle as described above is disposed on the upper surface of the pair of side beams extending in the vehicle longitudinal direction, the plurality of lateral beams extending in the vehicle width direction and connecting the pair of side beams, and on the bottom surface. And a convex portion projecting upward from the bottom surface portion are formed alternately and continuously in the vehicle width direction, and are arranged on the upper surface of the support member at a position corresponding to the transverse beam and extending in the vehicle longitudinal direction. And a receiving member extending in the vehicle width direction, and a floor panel disposed on the upper surface of the receiving member, the receiving member contacting the floor panel, and the floor plate contact portion to the bottom surface portion of the support member And a leg portion extending in the direction.
- the receiving member that supports the passenger load is provided on the support member on the upper surface of the cross beam, and the leg portion of the support member is disposed on the bottom surface portion of the support member. Can be secured.
- the railway vehicle as described above may further include a heat absorption layer and a heat dispersion layer on the upper surface of the convex portion of the support member between the receiving members adjacent in the longitudinal direction of the vehicle.
- an endothermic layer and a heat dispersion layer are disposed on the upper surface of the cross beam, so that it is possible to efficiently obtain fire resistance and heat insulation performance and to achieve a thin floor structure. Thereby, both sufficient interior space and the arrangement space of underfloor equipment are securable.
- the side beam has an upper step portion and a lower step portion positioned below the upper step portion on the upper surface side, and the end in the vehicle width direction of the floor panel is the upper step portion of the side beam.
- the vehicle width direction end portion of the support member may be placed on the lower step portion of the side beam.
- the supporting member can be arranged at a low position while maintaining the height of the upper side of the side beam, and a thin floor structure can be obtained.
- this configuration it is possible to ensure the thickness of the heat absorption layer and the heat dispersion layer, and to secure the height of other beams such as pillow beams that require strength.
- the end portion of the receiving member in the vehicle width direction may be placed on the lower stage portion of the side beam.
- the leg portion of the receiving member may have a pair of first leg portions and second leg portions facing each other in the vehicle longitudinal direction.
- This configuration allows the load applied to the floor panel to be supported by the first leg and the second leg, so that rigidity can be secured with a simple configuration.
- the leg portion of the receiving member may further include a leg connecting member that connects the first leg portion and the second leg portion and contacts the lower surface of the floor plate contact portion.
- beads may be formed on the surfaces of the first leg portion and the second leg portion.
- the leg member of the receiving member can be made thin with the strength maintained, and the weight can be reduced. Further, with this configuration, the bottom portion (or the horizontal beam) of the support member and the leg member can be series spot welded.
- the railway vehicle according to the present invention can ensure rigidity with a simple configuration, it is useful in the technical field of railway vehicles.
Abstract
Description
まず、図1から図3を参照して、第1実施形態に係る鉄道車両100について説明する。図1は、本実施形態に係る鉄道車両100の概略側面図である。図1の紙面左右方向が鉄道車両100の長手方向であり、紙面に向かう方向が、鉄道車両100の幅方向である。以下では、鉄道車両100の長手方向を単に「車両長手方向」と称し、鉄道車両100の幅方向を単に「車両幅方向」と称して説明する。
次に、図4乃至図7を参照して、第2実施形態に係る鉄道車両200について説明する。本実施形態に係る鉄道車両200は、受部材40の構成が第1実施形態に係る鉄道車両100と異なるが、それ以外は、第1実施形態に係る鉄道車両100と基本的に同じ構成である。そこで、以下では本実施形態の受部材40を中心に説明する。ここで図4は、本実施形態に係る受部材40の斜視図である。また、図5は、受部材40のうち車両幅方向端部付近の拡大図である。図4及び図5において、紙面手前右側が車両長手方向前方であり、紙面奥左側が車両長手方向後方である。図4及び図5に示すように、受部材40は、床板接触部材(床板接触部)91と、複数の脚部材92と、によって主に構成されている。
11 上面部
14 上段部
15 下段部
20 横梁
30 波板(支持部材)
31 底面部
32 凸部
40 受部材
42 前脚部(第1脚部)
43 後脚部(第2脚部)
45 波板接触部
47 床板接触部
48 ビード
51 積層部材
90 床パネル
91 床板接触部材(床板接触部)
92 脚部材
100、200 鉄道車両
Claims (8)
- 車両長手方向に延在する一対の側梁と、
車両幅方向に延在し、前記一対の側梁を連結する複数の横梁と、
前記横梁よりも上面に配置され、底面部及び該底面部から上方に突出する凸部が車両幅方向に交互に連続して形成され、車両長手方向に延在する支持部材と、
前記横梁に対応する位置であって前記支持部材の上面に配置され、車両幅方向に延在する受部材と、
前記受部材の上面に配置される床パネルとを備え、
前記受部材は、
前記床パネルに接触する床板接触部と、前記床板接触部から前記支持部材の前記底面部に延びる脚部とを有する、鉄道車両の床構造。 - 車両長手方向において隣接する各前記受部材の間には、前記支持部材の前記凸部の上面に、吸熱層と、熱分散層とをさらに備える、請求項1に記載の鉄道車両の床構造。
- 前記側梁は、上段部と、前記上段部よりも下方に位置する下段部とを上面側に有し、
前記床パネルの車両幅方向端部が、前記側梁の前記上段部に載置され、
前記支持部材の車両幅方向端部が、前記側梁の前記下段部に載置される、請求項1または2に記載の鉄道車両の床構造。 - 前記受部材の車両幅方向端部が、前記側梁の前記下段部に載置される、請求項3に記載の鉄道車両の床構造。
- 前記受部材の前記脚部は、車両長手方向において対向する一対の第1脚部と第2脚部とを有する、請求項1-4のいずれかに記載の鉄道車両の床構造。
- 前記受部材の前記脚部は、前記第1脚部と前記第2脚部とを連結し、前記床板接触部の下面に接する脚連結部材をさらに有し、
前記第1脚部及び第2脚部の板厚が、前記床板接触部の板厚よりも小さい、請求項5に記載の鉄道車両の床構造。 - 前記第1脚部及び前記第2脚部の表面には、ビードが形成される、請求項5に記載の鉄道車両の床構造。
- 請求項1-7のいずれかに記載の床構造を備えた鉄道車両。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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KR1020157009498A KR101598895B1 (ko) | 2012-03-28 | 2013-03-21 | 철도 차량의 바닥 구조 및 이를 구비한 철도 차량 |
KR1020147020327A KR20140099553A (ko) | 2012-03-28 | 2013-03-21 | 철도 차량의 바닥 구조 및 이를 구비한 철도 차량 |
US14/387,860 US9533692B2 (en) | 2012-03-28 | 2013-03-21 | Floor structure of railcar and railcar including same |
CN201380009349.5A CN104093621B (zh) | 2012-03-28 | 2013-03-21 | 铁道车辆的地板结构及具备该地板结构的铁道车辆 |
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JP2012073544A JP5739829B2 (ja) | 2012-03-28 | 2012-03-28 | 鉄道車両の床構造及びそれを備えた鉄道車両 |
JP2012-073544 | 2012-03-28 |
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US (1) | US9533692B2 (ja) |
JP (1) | JP5739829B2 (ja) |
KR (2) | KR101598895B1 (ja) |
CN (1) | CN104093621B (ja) |
TW (1) | TWI520866B (ja) |
WO (1) | WO2013145660A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113895471A (zh) * | 2021-11-24 | 2022-01-07 | 中车南京浦镇车辆有限公司 | 下层底架及具有该下层底架的双层轨道车辆 |
DE102022210202A1 (de) | 2022-09-27 | 2024-03-28 | Siemens Mobility GmbH | Versteifungselement |
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CN103241255B (zh) * | 2013-05-08 | 2015-11-25 | 唐山轨道客车有限责任公司 | 动车组车体 |
KR101851299B1 (ko) * | 2013-11-12 | 2018-04-23 | 카와사키 주코교 카부시키 카이샤 | 철도 차량 |
US10471974B2 (en) * | 2015-03-20 | 2019-11-12 | Kawasaki Jukogyo Kabushiki Kaisha | Railcar |
CN109383552B (zh) * | 2018-09-06 | 2020-04-14 | 中车青岛四方机车车辆股份有限公司 | 一种轨道车辆 |
CN109109891B (zh) * | 2018-09-06 | 2020-02-14 | 中车青岛四方机车车辆股份有限公司 | 轨道车辆的底架组件及轨道车辆 |
CN110104005B (zh) * | 2019-05-10 | 2020-11-27 | 中车资阳机车有限公司 | 一种外走廊机车用防雨活动地板结构 |
US20210300442A1 (en) * | 2020-03-31 | 2021-09-30 | National Steel Car Limited | Railroad freight car structure |
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CN104093621B (zh) | 2015-07-22 |
KR20140099553A (ko) | 2014-08-12 |
US20150367863A1 (en) | 2015-12-24 |
KR101598895B1 (ko) | 2016-03-03 |
JP2013203191A (ja) | 2013-10-07 |
US9533692B2 (en) | 2017-01-03 |
TW201343446A (zh) | 2013-11-01 |
JP5739829B2 (ja) | 2015-06-24 |
TWI520866B (zh) | 2016-02-11 |
CN104093621A (zh) | 2014-10-08 |
KR20150046376A (ko) | 2015-04-29 |
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