Novel hole cleaning device for reverse circulation drilling machine
The utility model discloses a novel hole cleaning device for a reverse circulation drilling machine, which is applied to the technical field of geological exploration and comprises a hole cleaning structure, the hole cleaning structure comprises a hole cleaning oil cylinder and a hole cleaning conne...
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| creator | YUAN ZHANWU REN XINGWANG MENG DONGJIAN ZHAO CHANGCHUN DUAN YANAN |
| description | The utility model discloses a novel hole cleaning device for a reverse circulation drilling machine, which is applied to the technical field of geological exploration and comprises a hole cleaning structure, the hole cleaning structure comprises a hole cleaning oil cylinder and a hole cleaning connecting sleeve, the hole cleaning connecting sleeve comprises a main pipeline, the hole cleaning oil cylinder comprises a cylinder barrel and a piston rod, and the cylinder barrel is hermetically sleeved on the periphery of the piston rod. The upper end of the cylinder barrel is connected to the lower end of the main pipeline, the upper end of the piston rod extends into the main pipeline, the anti-rotation structure comprises an anti-rotation sleeve and an anti-rotation rod, the anti-rotation sleeve is connected to the upper end of the main pipeline, an opening sealing cover is arranged at the top of the anti-rotation sleeve, and a first rectangular groove is formed in the center of the opening sealing cover; the an |
| format | Patent |
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The upper end of the cylinder barrel is connected to the lower end of the main pipeline, the upper end of the piston rod extends into the main pipeline, the anti-rotation structure comprises an anti-rotation sleeve and an anti-rotation rod, the anti-rotation sleeve is connected to the upper end of the main pipeline, an opening sealing cover is arranged at the top of the anti-rotation sleeve, and a first rectangular groove is formed in the center of the opening sealing cover; the an</description><language>chi ; eng</language><subject>BLASTING ; EARTH DRILLING ; EARTH DRILLING, e.g. DEEP DRILLING ; FIXED CONSTRUCTIONS ; HEATING ; LIGHTING ; MECHANICAL ENGINEERING ; MINING ; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS ; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS ; PUMPS ; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS ; WEAPONS</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=220081368U$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20231124&DB=EPODOC&CC=CN&NR=220081368U$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>YUAN ZHANWU</creatorcontrib><creatorcontrib>REN XINGWANG</creatorcontrib><creatorcontrib>MENG DONGJIAN</creatorcontrib><creatorcontrib>ZHAO CHANGCHUN</creatorcontrib><creatorcontrib>DUAN YANAN</creatorcontrib><title>Novel hole cleaning device for reverse circulation drilling machine</title><description>The utility model discloses a novel hole cleaning device for a reverse circulation drilling machine, which is applied to the technical field of geological exploration and comprises a hole cleaning structure, the hole cleaning structure comprises a hole cleaning oil cylinder and a hole cleaning connecting sleeve, the hole cleaning connecting sleeve comprises a main pipeline, the hole cleaning oil cylinder comprises a cylinder barrel and a piston rod, and the cylinder barrel is hermetically sleeved on the periphery of the piston rod. The upper end of the cylinder barrel is connected to the lower end of the main pipeline, the upper end of the piston rod extends into the main pipeline, the anti-rotation structure comprises an anti-rotation sleeve and an anti-rotation rod, the anti-rotation sleeve is connected to the upper end of the main pipeline, an opening sealing cover is arranged at the top of the anti-rotation sleeve, and a first rectangular groove is formed in the center of the opening sealing cover; the an</description><subject>BLASTING</subject><subject>EARTH DRILLING</subject><subject>EARTH DRILLING, e.g. DEEP DRILLING</subject><subject>FIXED CONSTRUCTIONS</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>POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS</subject><subject>PUMPS</subject><subject>PUMPS FOR LIQUIDS OR ELASTIC FLUIDS</subject><subject>WEAPONS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2023</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNyrEKwjAURuEsDlJ9h4t7obYg3YPi1MnOJaR_7YXbm5LUPL8KPoDTGc63N7YLGUJzEJAXOGV90ojMHjSFSBEZMX0eR_8St3FQGiOLfN3i_MyKg9lNThKOvxbmdLs-7L3EGgak1XkotsF2dV1V7bm5tH3f_IXe7m8zYQ</recordid><startdate>20231124</startdate><enddate>20231124</enddate><creator>YUAN ZHANWU</creator><creator>REN XINGWANG</creator><creator>MENG DONGJIAN</creator><creator>ZHAO CHANGCHUN</creator><creator>DUAN YANAN</creator><scope>EVB</scope></search><sort><creationdate>20231124</creationdate><title>Novel hole cleaning device for reverse circulation drilling machine</title><author>YUAN ZHANWU ; REN XINGWANG ; MENG DONGJIAN ; ZHAO CHANGCHUN ; DUAN YANAN</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN220081368UU3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2023</creationdate><topic>BLASTING</topic><topic>EARTH DRILLING</topic><topic>EARTH DRILLING, e.g. DEEP DRILLING</topic><topic>FIXED CONSTRUCTIONS</topic><topic>HEATING</topic><topic>LIGHTING</topic><topic>MECHANICAL ENGINEERING</topic><topic>MINING</topic><topic>OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS</topic><topic>POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS</topic><topic>PUMPS</topic><topic>PUMPS FOR LIQUIDS OR ELASTIC FLUIDS</topic><topic>WEAPONS</topic><toplevel>online_resources</toplevel><creatorcontrib>YUAN ZHANWU</creatorcontrib><creatorcontrib>REN XINGWANG</creatorcontrib><creatorcontrib>MENG DONGJIAN</creatorcontrib><creatorcontrib>ZHAO CHANGCHUN</creatorcontrib><creatorcontrib>DUAN YANAN</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>YUAN ZHANWU</au><au>REN XINGWANG</au><au>MENG DONGJIAN</au><au>ZHAO CHANGCHUN</au><au>DUAN YANAN</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Novel hole cleaning device for reverse circulation drilling machine</title><date>2023-11-24</date><risdate>2023</risdate><abstract>The utility model discloses a novel hole cleaning device for a reverse circulation drilling machine, which is applied to the technical field of geological exploration and comprises a hole cleaning structure, the hole cleaning structure comprises a hole cleaning oil cylinder and a hole cleaning connecting sleeve, the hole cleaning connecting sleeve comprises a main pipeline, the hole cleaning oil cylinder comprises a cylinder barrel and a piston rod, and the cylinder barrel is hermetically sleeved on the periphery of the piston rod. The upper end of the cylinder barrel is connected to the lower end of the main pipeline, the upper end of the piston rod extends into the main pipeline, the anti-rotation structure comprises an anti-rotation sleeve and an anti-rotation rod, the anti-rotation sleeve is connected to the upper end of the main pipeline, an opening sealing cover is arranged at the top of the anti-rotation sleeve, and a first rectangular groove is formed in the center of the opening sealing cover; the an</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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| subjects | BLASTING EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS HEATING LIGHTING MECHANICAL ENGINEERING MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS WEAPONS |
| title | Novel hole cleaning device for reverse circulation drilling machine |
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