Device for rapidly measuring coal layer gas pressure in downward super-deep drill hole

Device for rapidly measuring coal layer gas pressure in downward super-deep drill hole

The utility model discloses a device for rapidly measuring coal layer gas pressure in a downward super-deep drill hole. The device comprises a first end socket, a second end socket, a capsule, a water injection joint, a gas pipe and a pressing joint, wherein the capsule is wrapped on the gas pipe, t...

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Hauptverfasser: CHEN YUJIA, LI XIAOWEI, TANG JUN, CUI ZHENGZHONG, JIANG CHENGLIN, TAN ZUOYA
Format: Patent
Sprache:chi ; 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 CHEN YUJIA
LI XIAOWEI
TANG JUN
CUI ZHENGZHONG
JIANG CHENGLIN
TAN ZUOYA
description The utility model discloses a device for rapidly measuring coal layer gas pressure in a downward super-deep drill hole. The device comprises a first end socket, a second end socket, a capsule, a water injection joint, a gas pipe and a pressing joint, wherein the capsule is wrapped on the gas pipe, the first end socket and the second end socket used for fixing the gas pipe are respectively arranged at the two ends of the capsule, a water injection hole communicated with the capsule is arranged in the middle of one end of the second end socket, the water injection joint is arranged on the water injection hole, and the pressing joint is mounted the position where the second end socket fixes the gas pipe. The device is arranged in the drill hole to seal the drill hole, and a pressure gauge is connected to the external gas pipe, so that the gas pressure of a coal layer can be measured. The device for rapidly measuring the coal layer gas pressure in the downward super-deep drill hole is simple, convenient to operat
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The device comprises a first end socket, a second end socket, a capsule, a water injection joint, a gas pipe and a pressing joint, wherein the capsule is wrapped on the gas pipe, the first end socket and the second end socket used for fixing the gas pipe are respectively arranged at the two ends of the capsule, a water injection hole communicated with the capsule is arranged in the middle of one end of the second end socket, the water injection joint is arranged on the water injection hole, and the pressing joint is mounted the position where the second end socket fixes the gas pipe. The device is arranged in the drill hole to seal the drill hole, and a pressure gauge is connected to the external gas pipe, so that the gas pressure of a coal layer can be measured. 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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 Device for rapidly measuring coal layer gas pressure in downward super-deep drill hole
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