Title:
MOVABLE DOUBLE-CAVITY WATER BLOCKING DAM
Document Type and Number:
WIPO Patent Application WO/2021/212607
Kind Code:
A1
Abstract:
Disclosed in the present utility model is a movable double-cavity water blocking dam which is easy and convenient to construct and install, and facilitates quick arrangement. The movable double-cavity water blocking dam of the present utility model comprises a water blocking dam bag (1) provided on an upstream surface and a support dam bag (2) provided on a downstream surface, wherein the front portion of the support dam bag (2) is flexibly and fixedly connected to the rear portion of the water blocking dam bag (1) by means of a connecting belt (3), and the movable double-cavity water blocking dam further comprises a ground mat (4) having a front portion capable of being attached to a ground (5), and a rear end sealedly connected to the water blocking dam bag (1). Preferably, the ground mat (4) comprises a flexible base plate (43), and a transverse pressing strip (41) is provided at the front end of the base plate (43).
Inventors:
FAN LIANGKAI (CN)
SHI HUI (CN)
SHI HUI (CN)
Application Number:
PCT/CN2020/093094
Publication Date:
October 28, 2021
Filing Date:
May 29, 2020
Export Citation:
Assignee:
NANJING JUNLI TECH CO LTD (CN)
International Classes:
E02B3/10
Foreign References:
| CN110130276A | 2019-08-16 | |||
| CN204282296U | 2015-04-22 | |||
| CN210288264U | 2020-04-10 | |||
| CN104343104B | 2018-08-21 | |||
| US20090274519A1 | 2009-11-05 | |||
| DE202009006538U1 | 2009-08-27 | |||
| JP2000303424A | 2000-10-31 |
Attorney, Agent or Firm:
NANJING SUGAO PATENT AND TRADEMARK FIRM (ORDINARY PARTNERSHIP) (CN)
Download PDF: