Elastic side bearing assembly system for railway vehicles

Abstract

The present invention discloses an elastic side bearing assembly system for railway vehicles, including a side bearing body, a side bearing seat, a first ball hinge assembly, a connecting rod and a second ball hinge assembly, side bearing body connected to side bearing seat via first ball hinge assembly, connecting rod and second ball hinge assembly, first ball hinge assembly provided below one end of side bearing body, second ball hinge assembly provided above side bearing seat at different end with respect to first ball hinge assembly, first ball hinge assembly connected to second ball hinge assembly via connecting rod; side bearing springs provided between side bearing body and side bearing seat, stoppers provided above side bearing seat, and side bearing springs connected to side bearing body and side bearing seat respectively by extending through stoppers; a side bearing wear plate provided above side bearing body.

What is claimed is: 
     
         1 . An elastic side bearing assembly system for a railway vehicle, comprising a side bearing body ( 3 ) and a side bearing seat ( 1 ), characterized in that, the system further comprises: a first ball hinge assembly ( 2 ), a connecting rod ( 7 ) and a second ball hinge assembly ( 8 ), the side bearing body ( 3 ) is connected to the side bearing seat ( 1 ) via the first ball hinge assembly ( 2 ), the connecting rod ( 7 ) and the second ball hinge assembly ( 8 ), wherein the first ball hinge assembly ( 2 ) is provided below one end of the side bearing body ( 3 ), the second ball hinge assembly ( 8 ) is provided above the side bearing seat ( 1 ) at a different end with respect to the first ball hinge assembly ( 2 ), the first ball hinge assembly ( 2 ) is connected to the second ball hinge assembly ( 8 ) via the connecting rod ( 7 ); side bearing springs ( 5 ) are provided between the side bearing body ( 3 ) and the side bearing seat ( 1 ), stoppers ( 6 ) are provided above the side bearing seat ( 1 ), and the side bearing springs ( 5 ) are connected to the side bearing body ( 3 ) and the side bearing seat ( 1 ) respectively by extending through the stoppers ( 6 ); a side bearing wear plate ( 4 ) is provided above the side bearing body ( 3 ). 
     
     
         2 . The elastic side bearing assembly system for railway vehicles according to  claim 1 , characterized in that, the side bearing springs ( 5 ) are steel springs or rubber springs. 
     
     
         3 . The elastic side bearing assembly system for railway vehicles according to  claim 2 , characterized in that, the number of the steel springs is two or four. 
     
     
         4 . The elastic side bearing assembly system for railway vehicles according to  claim 2 , characterized in that, the number of the rubber springs is two. 
     
     
         5 . The elastic side bearing assembly system for railway vehicles according to  claim 1 , characterized in that, the side bearing wear plate ( 4 ) is made of a wear-resistant steel plate or an organic polymeric material. 
     
     
         6 . The elastic side bearing assembly system for railway vehicles according to  claim 1 , characterized in that, the first ball hinge assembly ( 2 ) is connected to the side bearing body ( 3 ) by welding or bolting, and the second ball hinge assembly ( 8 ) is connected to the side bearing seat ( 1 ) by welding or bolting. 
     
     
         7 . The elastic side bearing assembly system for railway vehicles according to  claim 1 , characterized in that, the first ball hinge assembly ( 2 ) and the second ball hinge assembly ( 8 ) are connected to the connecting rod ( 7 ) by threaded fitting or bolt holes. 
     
     
         8 . The elastic side bearing assembly system for railway vehicles according to  claim 1 , characterized in that, the stoppers ( 6 ) are connected to the side bearing seat ( 1 ) by welding or bolting.