Title:
SELF-CLEANING SPECIAL-SHAPED SOLID-WALL PIPE AND INSTALLATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2020/259468
Kind Code:
A1
Abstract:
A self-cleaning special-shaped solid-wall pipe. The solid-wall pipe comprises a solid-wall pipe body (1). The cross section of the solid-wall pipe body (1) is in the shape of a sunflower seed, the end having a larger section profile is a circular arc-shaped top (3), the end having a smaller section profile is a circular arc-shaped bottom (4), and the side surface is a side arc portion (2) tangentially connected to the circular arc-shaped top (3) and the circular arc-shaped bottom (4). The side arc portion (2) is tangent to the lower halves of circles where the circular arc-shaped top (3) and the circular arc-shaped bottom (4) are located, separately. The sewage pipe has high sewage disposal capacity and low blocking probability, and features a self-cleaning capability. Also provided is an installation method for the self-cleaning special-shaped solid-wall pipe.
Inventors:
ZHENG QIANG (CN)
SONG YIHU (CN)
SONG YIHU (CN)
Application Number:
PCT/CN2020/097590
Publication Date:
December 30, 2020
Filing Date:
June 23, 2020
Export Citation:
Assignee:
ANHUI SHENGCHENYUAN MATERIAL TECH INDUSTRIAL DEVELOPMENT CO LTD (CN)
International Classes:
E03F3/04; F16L3/12; F16L9/00
Foreign References:
| CN207454966U | 2018-06-05 | |||
| CN1888338A | 2007-01-03 | |||
| CN201381548Y | 2010-01-13 | |||
| CN201045214Y | 2008-04-09 | |||
| CN207295925U | 2018-05-01 | |||
| CN210266223U | 2020-04-07 | |||
| CN110185849A | 2019-08-30 | |||
| US4020639A | 1977-05-03 | |||
| CN205605996U | 2016-09-28 |
Attorney, Agent or Firm:
BEIJING LC JAWEE PATENT SERVICE (CN)
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