Hydraulic pressure oil pipe wall scraping device

The utility model discloses a hydraulic pressure oil pipe wall scraping device, including top -down threaded connection's arbor, connecting pipe, jack catch and leather cup dabber in proper order, top -down is provided with the cutting board that the multiunit is the heliciform distribution on the arbor outer wall, a plurality of intercommunicating pores have been seted up on the connecting pipe lateral wall, the jack catch suit comprises six evenly distributed's elastic claw on connecting pipe downside, its upper portion, the top -down cover is equipped with a plurality of leather cups on having offered a plurality of leather cup dabber intercommunicating pores, lower part lateral wall on the lateral wall of leather cup dabber upper portion, be provided with a shutoff at leather cup dabber intercommunicating pore department and the sliding sleeve that can the pressure -bearing goes upward in leather cup dabber inboard, the all -round cover sleeve pipe of this hydraulic pressure oil pipe wall scraping device