Title:
WATERPROOF STRUCTURE FOR SIDE WALL AND TUNNEL IN SUBWAY MAIN BODY STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2022/242153
Kind Code:
A1
Abstract:
Disclosed in the invention is a waterproof structure for a side wall and a tunnel in a subway main body structure, the waterproof structure comprising a tunnel pipe body and a side wall body, wherein the side wall body is provided with an abutment hole; a post-pouring concrete ring beam is arranged between the tunnel pipe body and the side wall body; the post-pouring concrete ring beam is provided with an inner connecting portion penetrating the abutment hole and a sleeving portion arranged outside an end portion of the tunnel pipe body in a sleeved manner;a first sealing assembly and a first grouting sealing body formed by means of grouting are arranged between the inner connecting portion and a hole wall of the abutment hole; a second sealing assembly and a second grouting sealing body formed by means of grouting are arranged between the sleeving portion and the tunnel pipe body; and a first grouting pipe for grouting to form the first grouting sealing body and a second grouting pipe for grouting to form the second grouting sealing body are embedded in the post-pouring concrete ring beam. The present invention has the advantages of a good waterproof sealing performance, high stability, a long service life, being simple and convenient to construct, etc.
Inventors:
ZHOU HAO (CN)
LI YANG (CN)
WANG LIQIANG (CN)
LONG GENWANG (CN)
CUI LINGFENG (CN)
LI YANG (CN)
WANG LIQIANG (CN)
LONG GENWANG (CN)
CUI LINGFENG (CN)
Application Number:
PCT/CN2021/139190
Publication Date:
November 24, 2022
Filing Date:
December 17, 2021
Export Citation:
Assignee:
CHINA RAILWAY NO 5 ENG GROUP (CN)
International Classes:
E02D31/02; E02D15/02; E02D29/16; E21D11/38
Domestic Patent References:
WO2019172753A1 | 2019-09-12 |
Foreign References:
CN113389225A | 2021-09-14 | |||
CN215483149U | 2022-01-11 | |||
CN212003197U | 2020-11-24 | |||
CN111365032A | 2020-07-03 | |||
CN112376620A | 2021-02-19 | |||
CN110005450A | 2019-07-12 | |||
GB1421166A | 1976-01-14 | |||
JP2009203715A | 2009-09-10 |
Attorney, Agent or Firm:
CHANGSHA ZONEYOUNG INTELLECTUAL PROPERTY AGENCY (GENERAL PARTNERSHIP) et al. (CN)
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