Combined water supply and drainage device and mounting method thereof

The invention discloses a combined water supply and drainage device and a mounting method thereof. The combined water supply and drainage device comprises a water supply and drainage pipe, wherein one end of the water supply and drainage pipe is fixedly connected with a first threaded joint; a secon...

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Bibliographic Details
Main Authors MIAO JINGXIAO, YUE XIN, LIU YONGXIA, YU QIAOFENG, JIA GUANGYIN
Format Patent
LanguageChinese
English
Published 27.04.2021
Subjects
CESSPOOLS
FIXED CONSTRUCTIONS
SEWERAGE
SEWERS
WATER SUPPLY
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Summary:The invention discloses a combined water supply and drainage device and a mounting method thereof. The combined water supply and drainage device comprises a water supply and drainage pipe, wherein one end of the water supply and drainage pipe is fixedly connected with a first threaded joint; a second sealing ring is arranged on the outer side of the first threaded joint; by the arrangement of the second sealing ring and a first sealing ring, when the water supply and drainage pipe is connected with another water supply and drainage pipe, the first sealing ring can be clamped in a sealing groove, and the second sealing ring at the other end of the first threaded joint can be clamped in a first threaded ring, so that the water supply and drainage pipe can be tightly connected with another water supply and drainage pipe; by the arrangement of the second sealing ring and the first sealing ring, air leakage and water leakage can be prevented; by the arrangement of a second connecting ferrule and a fixing box, the
Bibliography:Application Number: CN202011570446