Title:
FILTERING DEVICE FOR EMERGENCY INJECTION WATER SYSTEM OF MAIN PUMP OF NUCLEAR POWER STATION
Document Type and Number:
WIPO Patent Application WO/2020/006975
Kind Code:
A1
Abstract:
Disclosed is a filtering device for an emergency injection water system of a main pump of a nuclear power station, the filtering device comprising: a pressure-bearing component, which comprises a chamber (12), an upper seal head (14), a barrel (16) and a lower seal head (18), which are sequentially fixedly connected from bottom to top, the chamber (12) being provided with a water inlet port (120), a water outlet port (122) and an overflow port (124); a cover plate (26), which is fixedly connected to the top of the chamber (12) and forms a cavity (126) with the chamber (12); a seal ring (28), which is arranged between the cover plate (26) and the chamber (12); a conical tube (30), which is embedded in the chamber (12) and the upper seal head (14); and a settling separation component (32), which is arranged in the barrel (16).
Inventors:
CHEN XINGJIANG (CN)
LI ZHONGSHUANG (CN)
ZHANG YIXUN (CN)
SONG XIAOWU (CN)
LI ZHONGSHUANG (CN)
ZHANG YIXUN (CN)
SONG XIAOWU (CN)
Application Number:
PCT/CN2018/118807
Publication Date:
January 09, 2020
Filing Date:
December 02, 2018
Export Citation:
Assignee:
CHINA NUCLEAR POWER ENG CO LTD (CN)
SHENYANG BLOWER WORKS GROUP NUCLEAR PUMP CO LTD (CN)
SHENYANG BLOWER WORKS GROUP NUCLEAR PUMP CO LTD (CN)
International Classes:
B01D36/04
Foreign References:
| CN108889028A | 2018-11-27 | |||
| CN203540212U | 2014-04-16 | |||
| CN205235583U | 2016-05-18 | |||
| CN201592006U | 2010-09-29 | |||
| CN101066812A | 2007-11-07 | |||
| JP3178632U | 2012-09-20 |
Other References:
See also references of EP 3819015A4
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
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