TUNNEL FIRE-FIGHTING WATER SUPPLY SYSTEM

WIPO Patent Application WO/2024/055541

A1

A tunnel fire-fighting water supply system, comprising a high-position water tank (1), a fire-fighting water tank (2), a water pipe (3) and a filter tank (4). The high-position water tank (1) is closed, and the high-position water tank (1) is provided on a mountain. The fire-fighting water tank (2) is provided at a tunnel, and the height of the high-position water tank (1) is greater than that of the fire-fighting water tank (2). One end of the water pipe (3) is fixedly connected to the high-position water tank (1), and the other end of the water pipe (3) is fixedly connected to the fire-fighting water tank (2). The water pipe (3) is communicated with both the fire-fighting water tank (2) and the high-position water tank (1). The filter tank (4) is provided inside the high-position water tank (1). The filter tank (4) is slidably connected to the high-position water tank (1), the sliding direction is arranged in the height direction of the high-position water tank (1), and the filter tank (4) is used for filtering gravel in water.

LIANG SHUNFA (CN)
LI MINGYUAN (CN)
YAO YUAN (CN)
WANG CHAOZHI (CN)
GAO CHAO (CN)
CHEN SHUANG (CN)
XIE ZHIQIANG (CN)
ZHANG ZHIAN (CN)
SU LIANG (CN)
SUN JIN (CN)

PCT/CN2023/080653

March 21, 2024

March 10, 2023

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CHINA RAILWAY SIXTH GROUP CO (CN)
CHINA RAILWAY SIXTH GROUP ELECTRIFYING AND POWER ENG CO LTD (CN)

E03B11/10

CN115369948A	2022-11-22
CN218027961U	2022-12-13
CN215858009U	2022-02-18
CN214423540U	2021-10-19
CN104594450A	2015-05-06
CN214530918U	2021-10-29
CN114934563A	2022-08-23
CN212898583U	2021-04-06
CN213132192U	2021-05-07
CN213897311U	2021-08-06
HK1042259A1	2002-08-09
SG143013A1	2008-06-27

BEIJING WEIZHENG PATENT AGENCY CO., LTD. (CN)

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