An obstacle removing and energy absorbing device provided with an obstacle removing beam (6) and a bumper cross-beam (15) which are oppositely arranged, an energy-absorbing tube assembly with an energy-absorbing tube (9) is fixedly connected between the obstacle removing beam (6) and the bumper cross-beam (15), a mounting base (8) is fixedly connected with one end of the energy-absorbing tube (9), a crushing support (13) is threaded onto the other end of the energy-absorbing tube (9), the crushing support (13) is provided with a variable-diameter through-hole, a crushing-convex portion (20) is provided in the variable-diameter through-hole, a concave portion (21) matched with the crushing-convex portion (20) is arranged at an end portion where the energy-absorbing tube (9) is penetrated into the crushing support (13), the mounting base (8) is fixedly connected with the obstacle removing beam (6), the crushing support (13) is fixedly connected with the bumper cross-beam (15).
Obstacle removing and energy absorbing device and leading car of motor train unit
2016-08-09
Patent
Electronic Resource
English
IPC: | B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES / B61F Untergestelle für Schienenfahrzeuge, z.B. Fahrgestellrahmen, Drehgestelle oder Anordnungen der Radsätze , RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES |
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