Pull-down rod-type bogie brake fulcrum device

• Main Authors: WU CHANG, LIAO JUN, LI ZHIQIANG, LI HENGLI, DENG TAO, ZUO SHIBIN, LUO HANJIANG, ZHANG XIANFENG, WANG YUNGUI, WANG PU, ZHU JI
• Format: Patent
• Language: Chinese; English
• Published: 16.07.2014
• Subjects: ARRANGEMENTS OR DISPOSITIONS OF BRAKES OR OTHER RETARDINGAPPARATUS IN RAIL VEHICLES; BRAKES OR OTHER RETARDING APPARATUS PECULIAR TO RAILVEHICLES; PERFORMING OPERATIONS; RAILWAYS; TRANSPORTING

The utility model relates to a pull-down rod-type bogie brake fulcrum device, in particular to a bogie used for a railway wagon. The pull-down rod-type bogie brake fulcrum device comprises a brake beam, a lever and a pull-down rod, wherein a fulcrum seat is mounted on a swing bolster of the bogie. The key technology is that the fulcrum seat comprises a mounting plate and a connecting plate connected with the mounting plate; a stripe-shaped hole is formed in the connecting plate; the brake fulcrum comprises a lug plate and a clamping plate connected with the lug plate; the lug plate is connected with the connecting plate through the stripe-shaped hole; the clamping plate is connected with the lever. The pull-down rod-type bogie brake fulcrum device has the beneficial effects that the stripe-shaped hole is formed in the connecting plate of the fulcrum seat, the lug plate of the brake fulcrum penetrates through the stripe-shaped hole through a pull rivet pin, and the fulcrum seat is flexibly connected with the b