PROBLEM TO BE SOLVED: To increase the detection accuracy of breaking or peeling in a leaf spring made of a fiber-reinforced resin and mounted on a railway vehicle truck.SOLUTION: A device for monitoring the state of a leaf spring mounted on a railway vehicle truck and having a fiber-reinforced resin containing a conductive reinforced fiber, the reinforced fiber having a reinforced-fiber extending in the longitudinal direction of the leaf spring includes an electrode pair provided on the side end surfaces of both sides of a width direction orthogonal to the longitudinal direction of the leaf spring sandwiching the leaf spring, and a measuring device electrically connected to the electrode pair to measure the electric characteristics of the leaf spring.SELECTED DRAWING: Figure 1
【課題】鉄道車両用台車に搭載される繊維強化樹脂製の板バネにおいて、破断や剥離の検出精度を高める。【解決手段】鉄道車両用台車に搭載されて導電性の強化繊維を含有する繊維強化樹脂を有する板バネであって、前記強化繊維が前記板バネの長手方向に延びた強化繊維を有する前記板バネの状態を監視する装置は、前記板バネの長手方向に直交する幅方向の両側の側端面に前記板バネを挟んで設けられた電極対と、前記電極対に電気的に接続され、前記板バネの電気的特性を測定する測定器と、を備える。【選択図】図1
LEAF SPRING STATE MONITORING DEVICE FOR RAILWAY VEHICLE TRUCK
鉄道車両用台車の板バネの状態監視装置
2016-08-08
Patent
Elektronische Ressource
Japanisch
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 / G01N Untersuchen oder Analysieren von Stoffen durch Bestimmen ihrer chemischen oder physikalischen Eigenschaften , INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES |
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