Emergency rescue drilling obstacle dredging device and using method
The invention discloses an emergency rescue drilling barrier dredging device which is inserted into a steel sheath and comprises a main shaft base, a rotating main shaft is integrally formed at the outer end of the main shaft base, a torque transmission drill rod is installed at the inner end of the...
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| creator | HOU JUNWEI ZHU MINGLIANG WANG FUHOU TAN WEIWEI QI WENTING MENG XIANGJUN MAO QIANYU TAI WEIWEI WANG CHENGLONG LI YANFU LI BAOCUN WANG GANG WANG WENXUE LIU YU WANG XUANLIANG CHEN CHENG |
| description | The invention discloses an emergency rescue drilling barrier dredging device which is inserted into a steel sheath and comprises a main shaft base, a rotating main shaft is integrally formed at the outer end of the main shaft base, a torque transmission drill rod is installed at the inner end of the main shaft base, threads are formed at the outer end of the outer wall of the rotating main shaft, and the inner end of the outer wall of the rotating main shaft is sleeved with an opening mechanism base. The outer surface of the main shaft base is fixedly provided with a steel sheath, the outer surface of the opening mechanism base is fixedly provided with an opening mechanism, the inner end of the outer wall of the main shaft base is provided with a torsion transmission disc, and the outer wall of the torsion transmission disc is fixedly provided with a sheath inserted into the steel sheath through screws. According to the emergency rescue drilling obstacle dredging device, the opening mechanism in the emergency |
| format | Patent |
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The outer surface of the main shaft base is fixedly provided with a steel sheath, the outer surface of the opening mechanism base is fixedly provided with an opening mechanism, the inner end of the outer wall of the main shaft base is provided with a torsion transmission disc, and the outer wall of the torsion transmission disc is fixedly provided with a sheath inserted into the steel sheath through screws. According to the emergency rescue drilling obstacle dredging device, the opening mechanism in the emergency</description><language>chi ; eng</language><subject>EARTH DRILLING ; FIXED CONSTRUCTIONS ; GALLERIES ; LARGE UNDERGROUND CHAMBERS ; MINING ; SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS ; SHAFTS ; TUNNELS</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=20230901&DB=EPODOC&CC=CN&NR=116677399A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76516</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20230901&DB=EPODOC&CC=CN&NR=116677399A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>HOU JUNWEI</creatorcontrib><creatorcontrib>ZHU MINGLIANG</creatorcontrib><creatorcontrib>WANG FUHOU</creatorcontrib><creatorcontrib>TAN WEIWEI</creatorcontrib><creatorcontrib>QI WENTING</creatorcontrib><creatorcontrib>MENG XIANGJUN</creatorcontrib><creatorcontrib>MAO QIANYU</creatorcontrib><creatorcontrib>TAI WEIWEI</creatorcontrib><creatorcontrib>WANG CHENGLONG</creatorcontrib><creatorcontrib>LI YANFU</creatorcontrib><creatorcontrib>LI BAOCUN</creatorcontrib><creatorcontrib>WANG GANG</creatorcontrib><creatorcontrib>WANG WENXUE</creatorcontrib><creatorcontrib>LIU YU</creatorcontrib><creatorcontrib>WANG XUANLIANG</creatorcontrib><creatorcontrib>CHEN CHENG</creatorcontrib><title>Emergency rescue drilling obstacle dredging device and using method</title><description>The invention discloses an emergency rescue drilling barrier dredging device which is inserted into a steel sheath and comprises a main shaft base, a rotating main shaft is integrally formed at the outer end of the main shaft base, a torque transmission drill rod is installed at the inner end of the main shaft base, threads are formed at the outer end of the outer wall of the rotating main shaft, and the inner end of the outer wall of the rotating main shaft is sleeved with an opening mechanism base. 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The outer surface of the main shaft base is fixedly provided with a steel sheath, the outer surface of the opening mechanism base is fixedly provided with an opening mechanism, the inner end of the outer wall of the main shaft base is provided with a torsion transmission disc, and the outer wall of the torsion transmission disc is fixedly provided with a sheath inserted into the steel sheath through screws. According to the emergency rescue drilling obstacle dredging device, the opening mechanism in the emergency</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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| subjects | EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS SHAFTS TUNNELS |
| title | Emergency rescue drilling obstacle dredging device and using method |
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