PROBLEM TO BE SOLVED: To provide a railway vehicle truck capable of coping with flatness twisting and preventing wheel load decrease with a simple structure.SOLUTION: A railway vehicle truck comprises: a truck frame 100 for a railway vehicle comprising a left side beam 120a and a right side beam 120b arranged in a cross direction along a rail 50 and a lateral beam 110 disposed in a lateral direction along a sleeper, in which the lateral beam 110 is connected to the side beams 120; a vehicle body support device 40 disposed on the truck frame 100 for a railway vehicle and supports the vehicle body; an axle box suspension device 40 attached to the truck frame 100 for a railway vehicle and comprising a bearing 22 receiving an axle 21; and wheels 20 and the axle 21. The lateral beam 110 is configured so that a first lateral beam 110a disposed on an upper side and a second lateral beam 110b disposed on a lower side are fixed to the left side beam 120a and right side beam 120b respectively, in a structure of vertical division into two.SELECTED DRAWING: Figure 1
【課題】簡素な構成で平面性捻れに対応し車輪の輪重抜け防止が可能な鉄道車両用台車の提供。【解決手段】レール50に沿って前後方向に配置された左側側梁120a及び右側側梁120bと、枕木に沿って左右方向に配置された横梁110を有し、側梁120に横梁110が接合された鉄道車両用台車枠100と、鉄道車両用台車枠100に備えられて車体を支持する車体支持装置40と、鉄道車両用台車枠100に取付けられ車軸21を受ける軸受22を備えた軸箱支持装置40と、車輪20及び車軸21を備える鉄道車両用台車において、横梁110は上下2分割の構造で、上側に配置される第1横梁110aと下側に配置される第2横梁110bとがそれぞれ左側側梁120aと右側側梁120bに固定される。【選択図】図1
RAILWAY VEHICLE TRUCK
鉄道車両用台車
2016-12-08
Patent
Electronic Resource
Japanese
IPC: | B61F Untergestelle für Schienenfahrzeuge, z.B. Fahrgestellrahmen, Drehgestelle oder Anordnungen der Radsätze , RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES |
TRUCK FOR RAILWAY VEHICLE, AND RAILWAY VEHICLE EQUIPPED WITH TRUCK
European Patent Office | 2017
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