Title:
SYSTEM FOR UTILIZING RAINWATER
Document Type and Number:
WIPO Patent Application WO/2020/032671
Kind Code:
A1
Abstract:
The present invention relates to a rainwater utilization system, and specifically to a rainwater utilization system for collecting rainwater falling from a rainwater collector or a roof of a building, in which the separation of foreign substances is good, the removal of rainwater containing foreign substances is automated, and the collection efficiency is good. The present invention comprises: a rainwater collecting means (10, 100); a foreign substance separation tank (20) for receiving rainwater collected in the rainwater collecting means (10, 100) in a rainwater induction pipe (21) connected near the central portion of one side wall of the rainwater collecting means (10, 100) so as to separate foreign substances; an automatic float valve (30) embedded in the foreign substance separation tank (20) to discharge, when it is not raining, rainwater containing foreign substances; and a water tank (50) for supplying clean rainwater in which the foreign substances are separated from the foreign substance separation tank (20) into a clean rainwater discharge conduit (51) connected to the upper portion of the rainwater induction pipe (21) of the other side wall of the foreign substance separation tank (20), wherein a discharge part (22) of the rainwater induction pipe (21) is disposed to be close to one side wall of the foreign substance separation tank (20) so that the rainwater containing the foreign substances is discharged to a wall side of the foreign substance separation tank (20), and the automatic float valve (30) forms rainwater discharge paths (41, 141) for discharging a small amount of rainwater containing the foreign substances that has filled the foreign substance separation tank (20) in order to automatically open a valve (36) when it is not raining.
Inventors:
LEE OK NO (KR)
Application Number:
PCT/KR2019/010055
Publication Date:
February 13, 2020
Filing Date:
August 09, 2019
Export Citation:
Assignee:
GRT CO LTD (KR)
International Classes:
E03B1/04; E03B3/02
Foreign References:
| JP2008008068A | 2008-01-17 | |||
| JP2001040717A | 2001-02-13 | |||
| KR20100114734A | 2010-10-26 | |||
| KR200296001Y1 | 2002-11-22 | |||
| US20080105306A1 | 2008-05-08 |
Attorney, Agent or Firm:
CHO, Chul Hyun et al. (KR)
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