Oil gas gathering line presses trompil device in area

The utility model belongs to oil gas pipeline maintenance instrument field especially relates to an oil gas gathering line presses trompil device in area, including casing and drilling mechanism, the casing include casing and lower casing, the two is connected through flange seal, drilling mechanism...

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Bibliographische Detailangaben
1. Verfasser: FANG DESHAN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model belongs to oil gas pipeline maintenance instrument field especially relates to an oil gas gathering line presses trompil device in area, including casing and drilling mechanism, the casing include casing and lower casing, the two is connected through flange seal, drilling mechanism install at the epitheca internally, drilling mechanism includes standard drill chuck, rotary sleeve and guide bar, standard drill chuck and rotary sleeve stretch out from the round hole of last casing bottom, the guide bar stretches out from the round hole at last casing top, the guide bar is connected with standard drill chuck after passing the rotary sleeve from the upper end of rotary sleeve, be provided with thrust bearing between standard drill chuck and the rotary sleeve, the both sides of rotary sleeve are provided with the footboard, the both sides of going up the casing are provided with the slide, the footboard passes through threaded connection with the rotary sleeve after the slide is passed in the out