Mechanical drilling slot depth measuring device and slot depth measuring method
The invention belongs to the technical field of coal mine gas treatment, and particularly provides a mechanical drilling seam groove depth measuring device and a seam groove depth measuring method.The mechanical drilling seam groove depth measuring device comprises an outer pipe, an inner pipe and a...
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| creator | LI YANZENG ZOU, YONGMING ZHAO XIAOLIANG SHI YONGSHENG HUANG HE ZHANG WENKE ZHAO XIN WANG KAIWANG XUE WEICHAO NIE RONGSHAN CAO YAOLIN CHENG SHIYI ZHOU RUI GUO ZHONGWEI SU WEIWEI LIU BOWEI HAN BING MA JINKUI XU XINGFU |
| description | The invention belongs to the technical field of coal mine gas treatment, and particularly provides a mechanical drilling seam groove depth measuring device and a seam groove depth measuring method.The mechanical drilling seam groove depth measuring device comprises an outer pipe, an inner pipe and a center rod, an inner cavity of the outer pipe is in an L shape, and the two ends of the pipe cavity are an inlet and an outlet respectively; a plurality of measuring blocks are coaxially arranged at the front end of the inner cavity of the outer tube; the method for measuring the depth of the slot comprises the following specific steps of: implementing drilling operation and slotting operation; assembling a mechanical drilling slot depth measuring device; adjusting the outer pipe to an initial measurement angle; splicing a measuring block, and lowering the spliced measuring block into the slot until the measuring block reaches the deepest point of the measuring position of the slot; and the measuring block is with |
| format | Patent |
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ZOU, YONGMING ; ZHAO XIAOLIANG ; SHI YONGSHENG ; HUANG HE ; ZHANG WENKE ; ZHAO XIN ; WANG KAIWANG ; XUE WEICHAO ; NIE RONGSHAN ; CAO YAOLIN ; CHENG SHIYI ; ZHOU RUI ; GUO ZHONGWEI ; SU WEIWEI ; LIU BOWEI ; HAN BING ; MA JINKUI ; XU XINGFU</creatorcontrib><description>The invention belongs to the technical field of coal mine gas treatment, and particularly provides a mechanical drilling seam groove depth measuring device and a seam groove depth measuring method.The mechanical drilling seam groove depth measuring device comprises an outer pipe, an inner pipe and a center rod, an inner cavity of the outer pipe is in an L shape, and the two ends of the pipe cavity are an inlet and an outlet respectively; a plurality of measuring blocks are coaxially arranged at the front end of the inner cavity of the outer tube; the method for measuring the depth of the slot comprises the following specific steps of: implementing drilling operation and slotting operation; assembling a mechanical drilling slot depth measuring device; 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a plurality of measuring blocks are coaxially arranged at the front end of the inner cavity of the outer tube; the method for measuring the depth of the slot comprises the following specific steps of: implementing drilling operation and slotting operation; assembling a mechanical drilling slot depth measuring device; adjusting the outer pipe to an initial measurement angle; splicing a measuring block, and lowering the spliced measuring block into the slot until the measuring block reaches the deepest point of the measuring position of the slot; and the measuring block is with</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MEASURING MEASURING ANGLES MEASURING AREAS MEASURING IRREGULARITIES OF SURFACES OR CONTOURS MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PHYSICS TESTING |
| title | Mechanical drilling slot depth measuring device and slot depth measuring method |
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