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Title:
FLEXIBLE AXLE BOX, ASSEMBLY METHOD THEREFOR AND BOGIE
Document Type and Number:
WIPO Patent Application WO/2019/154439
Kind Code:
A1
Abstract:
A flexible axle box, an assembly method therefor and a bogie, the bogie comprising two wheelsets (1), two sides of each wheelset (1) being symmetrically provided with a flexible axle box, the flexible axle box comprising a flexible axle box body (2), a side frame (3) being arranged on the two flexible axle box bodies (2) on a same side, a crossbeam (4) being perpendicularly arranged between the side frames (3) on the two sides, two ends of the crossbeam (4) being arranged at central portions of the side frames (3) via central damping suspension apparatuses (5), X-shaped connecting rods (6) being arranged beneath the crossbeam (4), two axial ends of each X-shaped connecting rod (6) respectively passing through webs on two sides of the crossbeam (4) to be fixedly connected to the side frames (3). The structure suppresses bogie hunting motion, and increases the hunting motion instability critical speed.

Inventors:
YAN, Zhixiong (Daqiao New Area, Jiangxia Economic Development ZoneWuhan, Hubei 2, 430212, CN)
LIU, Fengwei (Daqiao New Area, Jiangxia Economic Development ZoneWuhan, Hubei 2, 430212, CN)
JIANG, Ruijin (Daqiao New Area, Jiangxia Economic Development ZoneWuhan, Hubei 2, 430212, CN)
XU, Yong (Daqiao New Area, Jiangxia Economic Development ZoneWuhan, Hubei 2, 430212, CN)
WU, Huiping (Daqiao New Area, Jiangxia Economic Development ZoneWuhan, Hubei 2, 430212, CN)
LI, Huayan (Daqiao New Area, Jiangxia Economic Development ZoneWuhan, Hubei 2, 430212, CN)
SONG, Fan (Daqiao New Area, Jiangxia Economic Development ZoneWuhan, Hubei 2, 430212, CN)
Application Number:
CN2019/080105
Publication Date:
August 15, 2019
Filing Date:
March 28, 2019
Export Citation:
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Assignee:
CRRC YANGTZE CO., LTD. (Daqiao New Area, Jiangxia Economic Development ZoneWuhan, Hubei 2, 430212, CN)
International Classes:
B61F5/26; B61F5/52
Attorney, Agent or Firm:
BEIJING ZHONGDA DEQUAN IP AGENCY CO., LTD. (Suite 0-1009A, F9Office Building, B12 Chaowai Avenue, Chaoyang District, Beijing 0, 100020, CN)
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