	US 12,173,485 B2
	Device for diverting and defoaming with bent pipe applied to high head water supply structure
Da Liu, Guangzhou (CN); Bensheng Huang, Guangzhou (CN); Jing Qiu, Guangzhou (CN); Ming Li, Guangzhou (CN); Chao Tan, Guangzhou (CN); and Lei Guo, Guangzhou (CN)
Assigned to GUANGDONG RESEARCH INSTITUTE OF WATER RESOURCES AND HYDROPOWER, Guangdong (CN)
Appl. No. 17/421,720
Filed by GUANGDONG RESEARCH INSTITUTE OF WATER RESOURCES AND HYDROPOWER, Guangzhou (CN)
PCT Filed Feb. 22, 2019, PCT No. PCT/CN2019/075898 § 371(c)(1), (2) Date Jul. 8, 2021, PCT Pub. No. WO2020/147165, PCT Pub. Date Jul. 23, 2020.
Claims priority of application No. 201910043801.9 (CN), filed on Jan. 17, 2019.
Prior Publication US 2022/0106776 A1, Apr. 7, 2022
Int. Cl. E03B 7/07 (2006.01); B01D 19/00 (2006.01); E03B 11/12 (2006.01); B01D 19/02 (2006.01)

CPC E03B 7/074 (2013.01) [B01D 19/0042 (2013.01); E03B 11/12 (2013.01); B01D 19/02 (2013.01); Y10S 435/812 (2013.01)]

9 Claims

1. A device for diverting and defoaming with a bent pipe applied to a high head water supply structure, comprising an inner well, an outer well, a baffle, and a plurality of overflow pipes, wherein the outer well is arranged externally around the inner well, a top end of the outer well is higher than a top end of the inner well, the baffle is respectively connected with an outer wall of the inner well and an inner wall of the outer well to form an overflow groove, the top end of the inner well is higher than the baffle to form an overflow weir, one end of the overflow pipe is provided with a first pipe orifice in the overflow groove, the other end of the overflow pipe is communicated with the inner well to form a second pipe orifice, the first pipe orifice is higher than the second pipe orifice, the overflow pipe is bent in the overflow groove to form a first bending part, and the first bending part is higher than the first pipe orifice.