Title:
SINGLE-LAYER WELL WALL HAVING JOINTED WATER-STOP STRUCTURE AND GROUTING SYSTEM, AND CONSTRUCTION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/202455
Kind Code:
A1
Abstract:
The present invention belongs to the technical field of mine construction and engineering. Disclosed are a single-layer well wall having a jointed water-stop structure and a grouting system, and a construction method therefor. Joints are formed at the contact position of an upper well wall and a lower well wall. A water-stop plate and a filling layer are arranged on the outer side of the joint, and the water-stop plate and the filling layer jointly form the water-stop structure of a single-layer well wall. The single-layer well wall provided by the invention has good overall water sealing performance, construction is convenient, the manufacturing cost is far lower than that of a double-layer well wall and a double-layer composite well wall, the single-layer well wall is suitable for a shaft dug by a freezing method, and the single-layer well wall is also suitable for a shaft dug by a common method or a grouting method.
Inventors:
YANG ZHIJIANG (CN)
YANG WEIHAO (CN)
HAN TAO (CN)
ZHANG CHI (CN)
ZHANG TAO (CN)
LUO TINGTING (CN)
ZHANG YU (CN)
HUANG JIAHUI (CN)
DING YING (CN)
LIU TAO (CN)
YANG WEIHAO (CN)
HAN TAO (CN)
ZHANG CHI (CN)
ZHANG TAO (CN)
LUO TINGTING (CN)
ZHANG YU (CN)
HUANG JIAHUI (CN)
DING YING (CN)
LIU TAO (CN)
Application Number:
PCT/CN2023/088007
Publication Date:
October 26, 2023
Filing Date:
April 13, 2023
Export Citation:
Assignee:
UNIV CHINA MINING (CN)
International Classes:
E21D5/11
Foreign References:
| CN114607386A | 2022-06-10 | |||
| CN106522959A | 2017-03-22 | |||
| CN113756371A | 2021-12-07 | |||
| CN107288658A | 2017-10-24 | |||
| CN103470266A | 2013-12-25 | |||
| CN113356887A | 2021-09-07 | |||
| CN1900484A | 2007-01-24 | |||
| CN109667586A | 2019-04-23 | |||
| JPH0932015A | 1997-02-04 |
Attorney, Agent or Firm:
RZBC PATENT AGENCY (GENERAL PARTNERSHIP) (CN)
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