Hollow annular beam -pumping unit seals packing pad
The utility model discloses hollow annular beam -pumping unit seals packing pad belongs to the packing pad, this packing pad is including ring shape foundation structure, among the ring shape foundation structure, include with the endocentric ring of ring shape foundation structure hollowly, the uti...
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| creator | XU KAI HU NAISONG JIN LIYA ZHANG YING GAO QINGWEI HOU LILI BAI XIANGSONG SONG CHENGLI SUN NAIYI WANG XIANGDONG |
| description | The utility model discloses hollow annular beam -pumping unit seals packing pad belongs to the packing pad, this packing pad is including ring shape foundation structure, among the ring shape foundation structure, include with the endocentric ring of ring shape foundation structure hollowly, the utility model discloses the packing pad, on the basis that does not change traditional packing pad appearance, deformability has obtained basic improvement, can do the time spent in pressure and frictional force, take place deformation, not only keep even atress, effectively avoid the emergence of phenomenon of wearing and tearing partially, but also enable packing pads and pack more fully in well head packing annular space, it is excessive to reducing well head oil gas, improve the life of packing, reduce the packing change frequency and all have the positive role. |
| format | Patent |
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CYLINDERS ; EARTH DRILLING ; EARTH DRILLING, e.g. DEEP DRILLING ; ENGINEERING ELEMENTS AND UNITS ; FIXED CONSTRUCTIONS ; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS ; HEATING ; LIGHTING ; MECHANICAL ENGINEERING ; MINING ; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS ; PISTONS ; SEALINGS ; THERMAL INSULATION IN GENERAL ; WEAPONS</subject><creationdate>2016</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=20160113&DB=EPODOC&CC=CN&NR=204961816U$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20160113&DB=EPODOC&CC=CN&NR=204961816U$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>XU KAI</creatorcontrib><creatorcontrib>HU NAISONG</creatorcontrib><creatorcontrib>JIN LIYA</creatorcontrib><creatorcontrib>ZHANG YING</creatorcontrib><creatorcontrib>GAO QINGWEI</creatorcontrib><creatorcontrib>HOU LILI</creatorcontrib><creatorcontrib>BAI XIANGSONG</creatorcontrib><creatorcontrib>SONG CHENGLI</creatorcontrib><creatorcontrib>SUN NAIYI</creatorcontrib><creatorcontrib>WANG XIANGDONG</creatorcontrib><title>Hollow annular beam -pumping unit seals packing pad</title><description>The utility model discloses hollow annular beam -pumping unit seals packing pad belongs to the packing pad, this packing pad is including ring shape foundation structure, among the ring shape foundation structure, include with the endocentric ring of ring shape foundation structure hollowly, the utility model discloses the packing pad, on the basis that does not change traditional packing pad appearance, deformability has obtained basic improvement, can do the time spent in pressure and frictional force, take place deformation, not only keep even atress, effectively avoid the emergence of phenomenon of wearing and tearing partially, but also enable packing pads and pack more fully in well head packing annular space, it is excessive to reducing well head oil gas, improve the life of packing, reduce the packing change frequency and all have the positive role.</description><subject>BLASTING</subject><subject>CYLINDERS</subject><subject>EARTH DRILLING</subject><subject>EARTH DRILLING, e.g. DEEP DRILLING</subject><subject>ENGINEERING ELEMENTS AND UNITS</subject><subject>FIXED CONSTRUCTIONS</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>MINING</subject><subject>OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS</subject><subject>PISTONS</subject><subject>SEALINGS</subject><subject>THERMAL INSULATION IN GENERAL</subject><subject>WEAPONS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2016</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZDD2yM_JyS9XSMzLK81JLFJISk3MVdAtKM0tyMxLVyjNyyxRKE5NzClWKEhMzgYJFSSm8DCwpgGFUnmhNDeDkptriLOHbmpBfnxqMVBlal5qSbyzn5GBiaWZoYWhWWioMVGKADZbLOo</recordid><startdate>20160113</startdate><enddate>20160113</enddate><creator>XU KAI</creator><creator>HU NAISONG</creator><creator>JIN LIYA</creator><creator>ZHANG YING</creator><creator>GAO QINGWEI</creator><creator>HOU LILI</creator><creator>BAI XIANGSONG</creator><creator>SONG CHENGLI</creator><creator>SUN NAIYI</creator><creator>WANG XIANGDONG</creator><scope>EVB</scope></search><sort><creationdate>20160113</creationdate><title>Hollow annular beam -pumping unit seals packing pad</title><author>XU KAI ; 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| language | eng |
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| subjects | BLASTING CYLINDERS EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING ENGINEERING ELEMENTS AND UNITS FIXED CONSTRUCTIONS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PISTONS SEALINGS THERMAL INSULATION IN GENERAL WEAPONS |
| title | Hollow annular beam -pumping unit seals packing pad |
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