US 12,351,997 B2
Corrugated pipe connection device for continuous section at top of continuous T-shaped beam bridge pier and usage method
Jin Li, Jinan (CN); Guangbo Liu, Jinan (CN); Fengkun Cui, Jinan (CN); Xu Dong, Jinan (CN); and Xinzhuang Cui, Jinan (CN)
Assigned to SHANDONG JIAOTONG UNIVERSITY, Jinan (CN)
Appl. No. 17/768,648
Filed by SHANDONG JIAOTONG UNIVERSITY, Shandong (CN)
PCT Filed Jan. 4, 2021, PCT No. PCT/CN2021/070156
§ 371(c)(1), (2) Date Apr. 13, 2022,
PCT Pub. No. WO2021/203782, PCT Pub. Date Oct. 14, 2021.
Claims priority of application No. 202010269339.7 (CN), filed on Apr. 8, 2020.
Prior Publication US 2024/0110345 A1, Apr. 4, 2024
Int. Cl. E01D 19/00 (2006.01); E01D 19/02 (2006.01); E01D 21/00 (2006.01)
CPC E01D 19/02 (2013.01) [E01D 21/00 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A corrugated pipe connection device for a continuous section at the top of a continuous T-shaped beam bridge pier, comprising a combined steel pipe telescopic device and a corrugated pipe connector, wherein interiors of the combined steel pipe telescopic device and the corrugated pipe connector are hollow;
the corrugated pipe connector comprises a first clamping member used for clamping a wall surface of a corrugated pipe; and
one end of the combined steel pipe telescopic device in a length direction is configured as a second clamping member with the same structure as the first clamping member; an other end is configured as a telescopic steel pipe which is telescopic in the length direction; and the telescopic steel pipe is connected to the corrugated pipe connector.