Drilling tool for directional well
The utility model belongs to the technical field of drilling tools, and particularly relates to a directional well drilling tool which comprises a centralizer, a mounting seat is fixed to the output end of the front end of the centralizer, a drill bit is mounted on the outer surface of the mounting...
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| creator | GUO HUI CHEN XINYOU BAI XIAOGANG WANG CHAOFENG SUN YULIANG WANG ZHENPU ZHU MINGHUI |
| description | The utility model belongs to the technical field of drilling tools, and particularly relates to a directional well drilling tool which comprises a centralizer, a mounting seat is fixed to the output end of the front end of the centralizer, a drill bit is mounted on the outer surface of the mounting seat in a sleeved mode, and four pin holes distributed circumferentially are formed in the outer surface of the lower end of the drill bit. A guide plate is arranged at the upper end of the interior of the mounting base, a bolt is in threaded connection with the center of the interior of the mounting base, four guide frames distributed circumferentially are fixed to the top of the guide plate, lock pins are slidably connected into the guide frames, and a threaded hole is formed in the center of the lower end of the interior of the drill bit; the problems that in the scheme, a drill bit is fixedly connected with the front end of a main shaft, a conventional drill bit is in threaded connection with a centralizer thro |
| format | Patent |
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A guide plate is arranged at the upper end of the interior of the mounting base, a bolt is in threaded connection with the center of the interior of the mounting base, four guide frames distributed circumferentially are fixed to the top of the guide plate, lock pins are slidably connected into the guide frames, and a threaded hole is formed in the center of the lower end of the interior of the drill bit; the problems that in the scheme, a drill bit is fixedly connected with the front end of a main shaft, a conventional drill bit is in threaded connection with a centralizer thro</description><language>chi ; eng</language><subject>EARTH DRILLING ; EARTH DRILLING, e.g. DEEP DRILLING ; FIXED CONSTRUCTIONS ; MINING ; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS</subject><creationdate>2023</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=20231124&DB=EPODOC&CC=CN&NR=220081347U$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25543,76293</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20231124&DB=EPODOC&CC=CN&NR=220081347U$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>GUO HUI</creatorcontrib><creatorcontrib>CHEN XINYOU</creatorcontrib><creatorcontrib>BAI XIAOGANG</creatorcontrib><creatorcontrib>WANG CHAOFENG</creatorcontrib><creatorcontrib>SUN YULIANG</creatorcontrib><creatorcontrib>WANG ZHENPU</creatorcontrib><creatorcontrib>ZHU MINGHUI</creatorcontrib><title>Drilling tool for directional well</title><description>The utility model belongs to the technical field of drilling tools, and particularly relates to a directional well drilling tool which comprises a centralizer, a mounting seat is fixed to the output end of the front end of the centralizer, a drill bit is mounted on the outer surface of the mounting seat in a sleeved mode, and four pin holes distributed circumferentially are formed in the outer surface of the lower end of the drill bit. A guide plate is arranged at the upper end of the interior of the mounting base, a bolt is in threaded connection with the center of the interior of the mounting base, four guide frames distributed circumferentially are fixed to the top of the guide plate, lock pins are slidably connected into the guide frames, and a threaded hole is formed in the center of the lower end of the interior of the drill bit; the problems that in the scheme, a drill bit is fixedly connected with the front end of a main shaft, a conventional drill bit is in threaded connection with a centralizer thro</description><subject>EARTH DRILLING</subject><subject>EARTH DRILLING, e.g. DEEP DRILLING</subject><subject>FIXED CONSTRUCTIONS</subject><subject>MINING</subject><subject>OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2023</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZFByKcrMycnMS1coyc_PUUjLL1JIySxKTS7JzM9LzFEoT83J4WFgTUvMKU7lhdLcDEpuriHOHrqpBfnxqcUFicmpeakl8c5-RkYGBhaGxibmoaHGRCkCAAJYJs8</recordid><startdate>20231124</startdate><enddate>20231124</enddate><creator>GUO HUI</creator><creator>CHEN XINYOU</creator><creator>BAI XIAOGANG</creator><creator>WANG CHAOFENG</creator><creator>SUN YULIANG</creator><creator>WANG ZHENPU</creator><creator>ZHU MINGHUI</creator><scope>EVB</scope></search><sort><creationdate>20231124</creationdate><title>Drilling tool for directional well</title><author>GUO HUI ; CHEN XINYOU ; BAI XIAOGANG ; WANG CHAOFENG ; SUN YULIANG ; WANG ZHENPU ; ZHU MINGHUI</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN220081347UU3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2023</creationdate><topic>EARTH DRILLING</topic><topic>EARTH DRILLING, e.g. DEEP DRILLING</topic><topic>FIXED CONSTRUCTIONS</topic><topic>MINING</topic><topic>OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS</topic><toplevel>online_resources</toplevel><creatorcontrib>GUO HUI</creatorcontrib><creatorcontrib>CHEN XINYOU</creatorcontrib><creatorcontrib>BAI XIAOGANG</creatorcontrib><creatorcontrib>WANG CHAOFENG</creatorcontrib><creatorcontrib>SUN YULIANG</creatorcontrib><creatorcontrib>WANG ZHENPU</creatorcontrib><creatorcontrib>ZHU MINGHUI</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>GUO HUI</au><au>CHEN XINYOU</au><au>BAI XIAOGANG</au><au>WANG CHAOFENG</au><au>SUN YULIANG</au><au>WANG ZHENPU</au><au>ZHU MINGHUI</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Drilling tool for directional well</title><date>2023-11-24</date><risdate>2023</risdate><abstract>The utility model belongs to the technical field of drilling tools, and particularly relates to a directional well drilling tool which comprises a centralizer, a mounting seat is fixed to the output end of the front end of the centralizer, a drill bit is mounted on the outer surface of the mounting seat in a sleeved mode, and four pin holes distributed circumferentially are formed in the outer surface of the lower end of the drill bit. A guide plate is arranged at the upper end of the interior of the mounting base, a bolt is in threaded connection with the center of the interior of the mounting base, four guide frames distributed circumferentially are fixed to the top of the guide plate, lock pins are slidably connected into the guide frames, and a threaded hole is formed in the center of the lower end of the interior of the drill bit; the problems that in the scheme, a drill bit is fixedly connected with the front end of a main shaft, a conventional drill bit is in threaded connection with a centralizer thro</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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| subjects | EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS |
| title | Drilling tool for directional well |
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