Non-excavation repair connecting structure for old prestressed concrete cylinder pipe
The utility model relates to the technical field of pipeline non-excavation repair, in particular to an old prestressed concrete cylinder pipe non-excavation repair connecting structure which comprises an old section PCCP, a non-repair section PCCP and a connector assembly, and an HDPE pipe is arran...
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| creator | LI XIAOBU WEI GANG LIU WEIZHENG SUN WENLIANG LI MOLAN LEE HEE-YONG |
| description | The utility model relates to the technical field of pipeline non-excavation repair, in particular to an old prestressed concrete cylinder pipe non-excavation repair connecting structure which comprises an old section PCCP, a non-repair section PCCP and a connector assembly, and an HDPE pipe is arranged in the old section PCCP in a sleeved mode. The connector assembly comprises an HDPE flange, a steel sleeve and a sealing ring. The HDPE flange is fixedly connected to the end part of the HDPE pipe; the steel sleeve comprises a small-diameter section and a large-diameter section, a steel flange is arranged at one end of the small-diameter section, and the other end of the small-diameter section is fixedly connected with the large-diameter section through an annular end plate; the non-repair section PCCP is sleeved with the large-diameter section, and the end of the non-repair section PCCP abuts against the annular end plate; the sealing ring is arranged between the large-diameter section and the non-repairing se |
| format | Patent |
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The connector assembly comprises an HDPE flange, a steel sleeve and a sealing ring. The HDPE flange is fixedly connected to the end part of the HDPE pipe; the steel sleeve comprises a small-diameter section and a large-diameter section, a steel flange is arranged at one end of the small-diameter section, and the other end of the small-diameter section is fixedly connected with the large-diameter section through an annular end plate; the non-repair section PCCP is sleeved with the large-diameter section, and the end of the non-repair section PCCP abuts against the annular end plate; the sealing ring is arranged between the large-diameter section and the non-repairing se</description><language>chi ; eng</language><subject>BLASTING ; ENGINEERING ELEMENTS AND UNITS ; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS ; HEATING ; JOINTS OR FITTINGS FOR PIPES ; LIGHTING ; MEANS FOR THERMAL INSULATION IN GENERAL ; MECHANICAL ENGINEERING ; PIPES ; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING ; THERMAL INSULATION IN GENERAL ; WEAPONS</subject><creationdate>2024</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20240202&DB=EPODOC&CC=CN&NR=220435781U$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20240202&DB=EPODOC&CC=CN&NR=220435781U$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>LI XIAOBU</creatorcontrib><creatorcontrib>WEI GANG</creatorcontrib><creatorcontrib>LIU WEIZHENG</creatorcontrib><creatorcontrib>SUN WENLIANG</creatorcontrib><creatorcontrib>LI MOLAN</creatorcontrib><creatorcontrib>LEE HEE-YONG</creatorcontrib><title>Non-excavation repair connecting structure for old prestressed concrete cylinder pipe</title><description>The utility model relates to the technical field of pipeline non-excavation repair, in particular to an old prestressed concrete cylinder pipe non-excavation repair connecting structure which comprises an old section PCCP, a non-repair section PCCP and a connector assembly, and an HDPE pipe is arranged in the old section PCCP in a sleeved mode. The connector assembly comprises an HDPE flange, a steel sleeve and a sealing ring. The HDPE flange is fixedly connected to the end part of the HDPE pipe; the steel sleeve comprises a small-diameter section and a large-diameter section, a steel flange is arranged at one end of the small-diameter section, and the other end of the small-diameter section is fixedly connected with the large-diameter section through an annular end plate; the non-repair section PCCP is sleeved with the large-diameter section, and the end of the non-repair section PCCP abuts against the annular end plate; the sealing ring is arranged between the large-diameter section and the non-repairing se</description><subject>BLASTING</subject><subject>ENGINEERING ELEMENTS AND UNITS</subject><subject>GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS</subject><subject>HEATING</subject><subject>JOINTS OR FITTINGS FOR PIPES</subject><subject>LIGHTING</subject><subject>MEANS FOR THERMAL INSULATION IN GENERAL</subject><subject>MECHANICAL ENGINEERING</subject><subject>PIPES</subject><subject>SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING</subject><subject>THERMAL INSULATION IN GENERAL</subject><subject>WEAPONS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2024</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNyrEKwjAURuEuDqK-w8W9oK1S96I4dTJzCTd_JRBuwk0q-vYq-ABOBw7fsjJDlBpPtg9bfBRSJOuVOIqAi5c75aIzl1lBU1SKwVFSfCZyhvtCVhQQv4IXB6XkE9bVYrIhY_Prqtpezrf-WiPFETlZhqCM_dA0u0N77E57Y9q_0BvOHTrr</recordid><startdate>20240202</startdate><enddate>20240202</enddate><creator>LI XIAOBU</creator><creator>WEI GANG</creator><creator>LIU WEIZHENG</creator><creator>SUN WENLIANG</creator><creator>LI MOLAN</creator><creator>LEE HEE-YONG</creator><scope>EVB</scope></search><sort><creationdate>20240202</creationdate><title>Non-excavation repair connecting structure for old prestressed concrete cylinder pipe</title><author>LI XIAOBU ; WEI GANG ; LIU WEIZHENG ; SUN WENLIANG ; LI MOLAN ; LEE HEE-YONG</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN220435781UU3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2024</creationdate><topic>BLASTING</topic><topic>ENGINEERING ELEMENTS AND UNITS</topic><topic>GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS</topic><topic>HEATING</topic><topic>JOINTS OR FITTINGS FOR PIPES</topic><topic>LIGHTING</topic><topic>MEANS FOR THERMAL INSULATION IN GENERAL</topic><topic>MECHANICAL ENGINEERING</topic><topic>PIPES</topic><topic>SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING</topic><topic>THERMAL INSULATION IN GENERAL</topic><topic>WEAPONS</topic><toplevel>online_resources</toplevel><creatorcontrib>LI XIAOBU</creatorcontrib><creatorcontrib>WEI GANG</creatorcontrib><creatorcontrib>LIU WEIZHENG</creatorcontrib><creatorcontrib>SUN WENLIANG</creatorcontrib><creatorcontrib>LI MOLAN</creatorcontrib><creatorcontrib>LEE HEE-YONG</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>LI XIAOBU</au><au>WEI GANG</au><au>LIU WEIZHENG</au><au>SUN WENLIANG</au><au>LI MOLAN</au><au>LEE HEE-YONG</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Non-excavation repair connecting structure for old prestressed concrete cylinder pipe</title><date>2024-02-02</date><risdate>2024</risdate><abstract>The utility model relates to the technical field of pipeline non-excavation repair, in particular to an old prestressed concrete cylinder pipe non-excavation repair connecting structure which comprises an old section PCCP, a non-repair section PCCP and a connector assembly, and an HDPE pipe is arranged in the old section PCCP in a sleeved mode. The connector assembly comprises an HDPE flange, a steel sleeve and a sealing ring. The HDPE flange is fixedly connected to the end part of the HDPE pipe; the steel sleeve comprises a small-diameter section and a large-diameter section, a steel flange is arranged at one end of the small-diameter section, and the other end of the small-diameter section is fixedly connected with the large-diameter section through an annular end plate; the non-repair section PCCP is sleeved with the large-diameter section, and the end of the non-repair section PCCP abuts against the annular end plate; the sealing ring is arranged between the large-diameter section and the non-repairing se</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
| recordid | cdi_epo_espacenet_CN220435781UU |
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| subjects | BLASTING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING JOINTS OR FITTINGS FOR PIPES LIGHTING MEANS FOR THERMAL INSULATION IN GENERAL MECHANICAL ENGINEERING PIPES SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL WEAPONS |
| title | Non-excavation repair connecting structure for old prestressed concrete cylinder pipe |
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