Dig many grades of mode control devices of rig unit head soon and dig rig soon

The utility model relates to a dig many grades of mode control devices of rig unit head soon, including switch, battery, pressure sensor, unit head mode conversion switch, controller, ratio adjusting valve, the utility model discloses it digs the rig including above-mentioned controlling means soon...

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Hauptverfasser:	GAO JING, DONG MEI, HU ZHIMIN, GUO JIN, LIU NA, GAO XING, WANG XUANZHUO, GUO HUANHUAN, MA XU
Format:	Patent
Sprache:	eng
Schlagworte:	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
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creator	GAO JING DONG MEI HU ZHIMIN GUO JIN LIU NA GAO XING WANG XUANZHUO GUO HUANHUAN MA XU
description	The utility model relates to a dig many grades of mode control devices of rig unit head soon, including switch, battery, pressure sensor, unit head mode conversion switch, controller, ratio adjusting valve, the utility model discloses it digs the rig including above-mentioned controlling means soon also to relate to one kind. The utility model discloses the output torque and the rotational speed that enable the unit head can be according to the geological conditionss of difference and the change to make the geology operating mode of digging the rig soon and can adapt to the difference, especially adapt to the construction operating mode of hard formation more, satisfy the different demands of multiple geological conditions to unit head moment of torsion and rotational speed.
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The utility model discloses the output torque and the rotational speed that enable the unit head can be according to the geological conditionss of difference and the change to make the geology operating mode of digging the rig soon and can adapt to the difference, especially adapt to the construction operating mode of hard formation more, satisfy the different demands of multiple geological conditions to unit head moment of torsion and rotational speed.</description><language>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>2015</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=20150902&DB=EPODOC&CC=CN&NR=204609756U$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,309,782,887,25571,76555</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20150902&DB=EPODOC&CC=CN&NR=204609756U$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>GAO JING</creatorcontrib><creatorcontrib>DONG MEI</creatorcontrib><creatorcontrib>HU ZHIMIN</creatorcontrib><creatorcontrib>GUO JIN</creatorcontrib><creatorcontrib>LIU NA</creatorcontrib><creatorcontrib>GAO XING</creatorcontrib><creatorcontrib>WANG XUANZHUO</creatorcontrib><creatorcontrib>GUO HUANHUAN</creatorcontrib><creatorcontrib>MA XU</creatorcontrib><title>Dig many grades of mode control devices of rig unit head soon and dig rig soon</title><description>The utility model relates to a dig many grades of mode control devices of rig unit head soon, including switch, battery, pressure sensor, unit head mode conversion switch, controller, ratio adjusting valve, the utility model discloses it digs the rig including above-mentioned controlling means soon also to relate to one kind. 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The utility model discloses the output torque and the rotational speed that enable the unit head can be according to the geological conditionss of difference and the change to make the geology operating mode of digging the rig soon and can adapt to the difference, especially adapt to the construction operating mode of hard formation more, satisfy the different demands of multiple geological conditions to unit head moment of torsion and rotational speed.</abstract><oa>free_for_read</oa></addata></record>
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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	Dig many grades of mode control devices of rig unit head soon and dig rig soon
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