Engineering dump truck railway carriage back door assembly

• Main Authors: WANG PENGFEI, CHEN ZHENGZHENG, ZAN HANI, AN QIUHONG, SU QINHUA, LI SHUYAN, YE ZHICHENG, JIANG JICHENG, LIU XUEMEI, WANG YAFEI, LIU CHAO, BAI CHUN
• Format: Patent
• Language: English
• Published: 09.12.2015
• Subjects: LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS; MOTOR VEHICLES; PERFORMING OPERATIONS; TRAILERS; TRANSPORTING; VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TOCARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS; VEHICLES IN GENERAL

The utility model discloses an engineering dump truck railway carriage back door assembly, include by back doorjamb and movable door plank that back doorjamb's side frame includes internal surface, surface, outside surface and interior side surface, still includes the multiunit hinge, every combination page or leaf is including the fixed plate of the last fixing base that is provided with the jack, the lower fixing base that is provided with down the jack, round pin axle and one end and round pin hub connection, go up fixing base and lower fixing base all install the outside of side frame on the surface, the fixed plate is fixed on movable door plank, jack and lower jack are passed respectively to both ends of selling spool, movable door plank's the other end and another side frame swing joint. The utility model discloses can guarantee that the railway carriage door does not block in the rotation of 0-270 within range. Like this, when staff's loading, discharge, can be rotatory to laminating with the lateral wall with the railway carriage door. The back door switching is nimble, it is convenient to dismantle, has solved the back door and because of the damage that collision, shutoff operation reason such as heavy caused, has reduced the maintenance cost.