Oil pumping unit oil well sealing box cooler

An oil pumping unit oil well sealing box cooler relates to the field of oil field exploitation and comprises a polish rod, a sealing box, a sealing filler and a filler gland, the polish rod penetratesthrough the sealing box, the sealing filler and the filler gland, the sealing filler is arranged in...

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Bibliographische Detailangaben
Hauptverfasser:	WU HONGLIU, GE YUXIA, DING ZHONGXIANG, LI XIAOBO, ZENG LIJUN, SHEN JIAN, YANG SU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING COLD ROOMS COMBINED HEATING AND REFRIGERATION SYSTEMS COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHERSUBCLASS EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS HEAT PUMP SYSTEMS HEATING ICE-BOXES LIGHTING LIQUEFACTION SOLIDIFICATION OF GASES MANUFACTURE OR STORAGE OF ICE MECHANICAL ENGINEERING MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS REFRIGERATION OR COOLING REFRIGERATORS WEAPONS
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Beschreibung
Zusammenfassung:	An oil pumping unit oil well sealing box cooler relates to the field of oil field exploitation and comprises a polish rod, a sealing box, a sealing filler and a filler gland, the polish rod penetratesthrough the sealing box, the sealing filler and the filler gland, the sealing filler is arranged in an annular space between the sealing box and the polish rod, and the filler gland is connected to the upper end of the sealing box and pressed above the sealing filler. The upper end of the packing gland is fixedly connected with a cooling sleeve, the polish rod extends out of the cooling sleeve, acavity formed by the cooling sleeve, the polish rod and the packing gland is a cooling cavity, and cooling liquid is arranged in the cooling cavity; the lower portion of the cooling sleeve is connected with a cleaning blow-off pipe, a liquid inlet of the cleaning blow-off pipe is communicated with the bottom of the cooling cavity, and a liquid outlet of the cleaning blow-off pipe is sequentiallyconnected with a cleaning b