US 12,435,478 B2
Suspension cable replacement device
Feilong Yang, Zhengzhou (CN); Pandeng Xie, Zhengzhou (CN); Haibo Xiao, Zhengzhou (CN); Zeping Yang, Zhengzhou (CN); Dawei Ding, Zhengzhou (CN); Zhibo Wang, Zhengzhou (CN); and Peijun Zhou, Zhengzhou (CN)
Assigned to RAILWAY NO. 10 ENGINEERING GROUP CO., LTD., Jinan (CN); and SICHUAN HUAQI CONSTRUCTION ENGINEERING CO., LTD., Chengdu (CN)
Filed by Railway No. 10 Engineering Group Co., Ltd., Jinan (CN); and Sichuan Huaqi Construction Engineering Co., Ltd., Chengdu (CN)
Filed on Dec. 27, 2021, as Appl. No. 17/563,013.
Claims priority of application No. 202122042227.0 (CN), filed on Aug. 27, 2021.
Prior Publication US 2023/0062490 A1, Mar. 2, 2023
Int. Cl. E01D 11/04 (2006.01); E01D 19/16 (2006.01); E01D 21/00 (2006.01)
CPC E01D 11/04 (2013.01) [E01D 21/00 (2013.01); E01D 19/16 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A device, comprising:
a power unit; and
a plurality of adjustment units;
wherein:
the plurality of adjustment units is disposed around a suspension cable to be replaced; the power unit is configured to power the plurality of adjustment units;
each of the plurality of adjustment units comprises a support frame, a connector, and a steel strand;
the power unit comprises two jacks, each jack comprising a main body;
the support frame is door-shaped and comprises two support columns, a top part, and a bottom part; the top part comprises a first through hole, and a nut fixed on an anchor is disposed in the first through hole; a hanger rod is disposed through the anchor and the nut, and fixed in the nut;
the bottom part comprises a second through hole, and the steel strand is disposed through the second through hole;
the connector is disposed in a central cavity of the support frame; one end of the connector is screwed to a first end of the hanger rod, and a second end of the connector is fixedly connected to one end of the steel strand; another end of the steel strand is fixedly connected to the main body of each jack; and
the bottom part of the support frame abuts against a top surface of each jack; and the top part of the support frame abuts against a bottom surface of the anchor.