Petroleum machinery ball valve sealing structure convenient to install and maintain
A petroleum machinery ball valve sealing structure convenient to install and maintain comprises a valve seat, a through hole is axially formed in the valve seat, a valve rod hole is formed in one radial side of the valve seat, and a valve rod is arranged in the valve rod hole in a penetrating mode,...
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| creator | PENG ZHENXIANG XIAO DIWEN HUANG WEI |
| description | A petroleum machinery ball valve sealing structure convenient to install and maintain comprises a valve seat, a through hole is axially formed in the valve seat, a valve rod hole is formed in one radial side of the valve seat, and a valve rod is arranged in the valve rod hole in a penetrating mode, and is characterized in that a ball socket connected with the through hole is arranged on the inner wall of the middle of the valve seat, a valve ball is arranged in the ball socket, and the inner end of the valve rod is connected with the valve ball; clamping grooves are formed in the two ends of the ball socket, polyvinyl fluoride rubber sealing seats are movably connected to the inner sides of the clamping grooves, and metal sealing rings are embedded into the contact portions of the inner rings of the polyvinyl fluoride rubber sealing seats and the valve ball. The sealing device has the advantages of being good in sealing performance, long in service life and small in resistance. By rotating the valve handle, t |
| format | Patent |
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The sealing device has the advantages of being good in sealing performance, long in service life and small in resistance. By rotating the valve handle, t</description><language>chi ; eng</language><subject>ACTUATING-FLOATS ; BLASTING ; COCKS ; DEVICES FOR VENTING OR AERATING ; ENGINEERING ELEMENTS AND UNITS ; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS ; HEATING ; LIGHTING ; MECHANICAL ENGINEERING ; TAPS ; THERMAL INSULATION IN GENERAL ; VALVES ; WEAPONS</subject><creationdate>2021</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=20211217&DB=EPODOC&CC=CN&NR=215214834U$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20211217&DB=EPODOC&CC=CN&NR=215214834U$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>PENG ZHENXIANG</creatorcontrib><creatorcontrib>XIAO DIWEN</creatorcontrib><creatorcontrib>HUANG WEI</creatorcontrib><title>Petroleum machinery ball valve sealing structure convenient to install and maintain</title><description>A petroleum machinery ball valve sealing structure convenient to install and maintain comprises a valve seat, a through hole is axially formed in the valve seat, a valve rod hole is formed in one radial side of the valve seat, and a valve rod is arranged in the valve rod hole in a penetrating mode, and is characterized in that a ball socket connected with the through hole is arranged on the inner wall of the middle of the valve seat, a valve ball is arranged in the ball socket, and the inner end of the valve rod is connected with the valve ball; clamping grooves are formed in the two ends of the ball socket, polyvinyl fluoride rubber sealing seats are movably connected to the inner sides of the clamping grooves, and metal sealing rings are embedded into the contact portions of the inner rings of the polyvinyl fluoride rubber sealing seats and the valve ball. The sealing device has the advantages of being good in sealing performance, long in service life and small in resistance. By rotating the valve handle, t</description><subject>ACTUATING-FLOATS</subject><subject>BLASTING</subject><subject>COCKS</subject><subject>DEVICES FOR VENTING OR AERATING</subject><subject>ENGINEERING ELEMENTS AND UNITS</subject><subject>GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS</subject><subject>HEATING</subject><subject>LIGHTING</subject><subject>MECHANICAL ENGINEERING</subject><subject>TAPS</subject><subject>THERMAL INSULATION IN GENERAL</subject><subject>VALVES</subject><subject>WEAPONS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2021</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNjL0KAjEQBq-xEPUdFnuL-xHsD8VKBL36WOOnBnKbI9kEfHtP8AEshmmGmReXMzR4hzTQwOZlBeFNN3aOMrsMimBn5UlRQzKaAsh4yRALUVJPVqJ-a5b7NLCiE8ti9mAXsfp5UawP-2t73GD0PeLIBgLt21NVbquy2dVN19V_RR8usjnr</recordid><startdate>20211217</startdate><enddate>20211217</enddate><creator>PENG ZHENXIANG</creator><creator>XIAO DIWEN</creator><creator>HUANG WEI</creator><scope>EVB</scope></search><sort><creationdate>20211217</creationdate><title>Petroleum machinery ball valve sealing structure convenient to install and maintain</title><author>PENG ZHENXIANG ; XIAO DIWEN ; HUANG WEI</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN215214834UU3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2021</creationdate><topic>ACTUATING-FLOATS</topic><topic>BLASTING</topic><topic>COCKS</topic><topic>DEVICES FOR VENTING OR AERATING</topic><topic>ENGINEERING ELEMENTS AND UNITS</topic><topic>GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS</topic><topic>HEATING</topic><topic>LIGHTING</topic><topic>MECHANICAL ENGINEERING</topic><topic>TAPS</topic><topic>THERMAL INSULATION IN GENERAL</topic><topic>VALVES</topic><topic>WEAPONS</topic><toplevel>online_resources</toplevel><creatorcontrib>PENG ZHENXIANG</creatorcontrib><creatorcontrib>XIAO DIWEN</creatorcontrib><creatorcontrib>HUANG WEI</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>PENG ZHENXIANG</au><au>XIAO DIWEN</au><au>HUANG WEI</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Petroleum machinery ball valve sealing structure convenient to install and maintain</title><date>2021-12-17</date><risdate>2021</risdate><abstract>A petroleum machinery ball valve sealing structure convenient to install and maintain comprises a valve seat, a through hole is axially formed in the valve seat, a valve rod hole is formed in one radial side of the valve seat, and a valve rod is arranged in the valve rod hole in a penetrating mode, and is characterized in that a ball socket connected with the through hole is arranged on the inner wall of the middle of the valve seat, a valve ball is arranged in the ball socket, and the inner end of the valve rod is connected with the valve ball; clamping grooves are formed in the two ends of the ball socket, polyvinyl fluoride rubber sealing seats are movably connected to the inner sides of the clamping grooves, and metal sealing rings are embedded into the contact portions of the inner rings of the polyvinyl fluoride rubber sealing seats and the valve ball. The sealing device has the advantages of being good in sealing performance, long in service life and small in resistance. By rotating the valve handle, t</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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| subjects | ACTUATING-FLOATS BLASTING COCKS DEVICES FOR VENTING OR AERATING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING TAPS THERMAL INSULATION IN GENERAL VALVES WEAPONS |
| title | Petroleum machinery ball valve sealing structure convenient to install and maintain |
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