Power transmission device for electric vehicle, electric vehicle, and use of power transmission device

• Main Authors: ROBERT WO BERN-BACKHOLTZ, BJORN FISHER, JOERGEN MASS, THOMAS KUMM, MARTZ-AX ISACKSON
• Format: Patent
• Language: Chinese; English
• Published: 05.06.2013
• Subjects: BODY DETAILS OR KINDS OF RAILWAY VEHICLES; ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL; LOCOMOTIVES; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MOTOR RAILCARS; PERFORMING OPERATIONS; RAILWAYS; TRANSPORTING; VEHICLES IN GENERAL

The utility model provides a power transmission device (3) for an electric vehicle (1). The power transmission device (3) comprises a plurality of parts (7) used for ensuring power transmission between a pantograph type current collector and a transformer. At least one part (7a) in the parts is a long part and is suitable for bearing high voltage. The power transmission device comprises a capsule (5), wherein the capsule (5) comprises a wall part. Bottom wall parts (10a) and top wall parts (10b) of a first pair of wall parts (10) comprise at least one long edge (20), and wall parts of a second pair of wall parts (12) comprise short edges (22) extending between the bottom wall parts and the top wall parts. At least one of the bottom wall parts and the top wall parts is electrically insulated. Meanwhile, the long part is arranged in the capsule to ensure that the long part extends in a way of being parallel to at least one of the bottom wall parts and the top wall parts. The utility model also provides the elec