Porous double-layer air-cooling downhole high-temperature ignition tool
The invention discloses a porous double-layer air-cooling downhole high-temperature ignition tool which comprises an ignition tool shell, a mounting edge is arranged on the ignition tool shell, and an oxygen conveying pipe is connected to the middle of the mounting edge. An electric ignition rod is...
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| creator | ZHANG QI WANG ZHIHUA YANG YANG ZHOU KAIFU PAN SHIHAI |
| description | The invention discloses a porous double-layer air-cooling downhole high-temperature ignition tool which comprises an ignition tool shell, a mounting edge is arranged on the ignition tool shell, and an oxygen conveying pipe is connected to the middle of the mounting edge. An electric ignition rod is mounted on the circumference of the oxygen conveying pipe, the combustion improver conveying pipe, the vaporized water conveying pipe and the thermocouple mounting sleeve penetrate through the ignition tool shell, and the outer end of the electric ignition rod is sleeved with an ignition rod sleeve; a double-layer cooling interlayer is arranged in an inner cavity of the ignition tool shell, the ignition rod sleeve is communicated with a cooling cavity of the inner cavity of the ignition tool shell, low-temperature air flows out of a gap between the ignition rod sleeve and the electric ignition rod, and a protective gas film is formed around the electric ignition rod. A plurality of cooling holes are formed in the s |
| format | Patent |
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An electric ignition rod is mounted on the circumference of the oxygen conveying pipe, the combustion improver conveying pipe, the vaporized water conveying pipe and the thermocouple mounting sleeve penetrate through the ignition tool shell, and the outer end of the electric ignition rod is sleeved with an ignition rod sleeve; a double-layer cooling interlayer is arranged in an inner cavity of the ignition tool shell, the ignition rod sleeve is communicated with a cooling cavity of the inner cavity of the ignition tool shell, low-temperature air flows out of a gap between the ignition rod sleeve and the electric ignition rod, and a protective gas film is formed around the electric ignition rod. 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An electric ignition rod is mounted on the circumference of the oxygen conveying pipe, the combustion improver conveying pipe, the vaporized water conveying pipe and the thermocouple mounting sleeve penetrate through the ignition tool shell, and the outer end of the electric ignition rod is sleeved with an ignition rod sleeve; a double-layer cooling interlayer is arranged in an inner cavity of the ignition tool shell, the ignition rod sleeve is communicated with a cooling cavity of the inner cavity of the ignition tool shell, low-temperature air flows out of a gap between the ignition rod sleeve and the electric ignition rod, and a protective gas film is formed around the electric ignition rod. 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An electric ignition rod is mounted on the circumference of the oxygen conveying pipe, the combustion improver conveying pipe, the vaporized water conveying pipe and the thermocouple mounting sleeve penetrate through the ignition tool shell, and the outer end of the electric ignition rod is sleeved with an ignition rod sleeve; a double-layer cooling interlayer is arranged in an inner cavity of the ignition tool shell, the ignition rod sleeve is communicated with a cooling cavity of the inner cavity of the ignition tool shell, low-temperature air flows out of a gap between the ignition rod sleeve and the electric ignition rod, and a protective gas film is formed around the electric ignition rod. A plurality of cooling holes are formed in the s</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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| subjects | BLASTING COLD ROOMS COMBINED HEATING AND REFRIGERATION SYSTEMS COMBUSTION APPARATUS COMBUSTION PROCESSES COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHERSUBCLASS EXTINGUISHING-DEVICES HEAT PUMP SYSTEMS HEATING ICE-BOXES IGNITION LIGHTING LIQUEFACTION SOLIDIFICATION OF GASES MANUFACTURE OR STORAGE OF ICE MECHANICAL ENGINEERING REFRIGERATION OR COOLING REFRIGERATORS WEAPONS |
| title | Porous double-layer air-cooling downhole high-temperature ignition tool |
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