Centre sill for flat car for railway transportation

The utility model belongs to the technical field of railway haulage vehicle and specifically relates to a centre sill for flat car for railway transportation, should include steel frame body and apronby well roof beam, the steel frame body up end welds even there is the apron, two sides of steel frame body front end and two sides of rear end all fixedly connected with are used for being connectedthe ball bearing of flatcar axletree, two sides of steel frame body respectively with be equipped with the rectangle and wear the slider sliding connection in groove. The utility model provides a centre sill for flat car for railway transportation connects automobile body and axletree through well roof beam to can let the crane once lift by crane whole flatcar, and not need to lift by crane respectively, improve the efficiency, increase the joint strength of automobile body, and easy dismounting. 本实用新型涉及铁路运输车辆领域，尤其是种铁路运输的平车用中梁，该中梁包括钢架体和盖板，钢架体上端面焊连有盖板，所述钢架体前端的两个侧面与后端的两个侧面都固定连接有用来连接平车车轴的滚珠轴承，钢架体的两个侧面分别与设有矩形穿槽的滑块滑动连接。本实用