Oil pipe outer wall wellhead oil scraping and cleaning device

The invention relates to a device, and particularly relates to an oil pipe outer wall wellhead oil scraping and cleaning device. According to the technical scheme, the oil pipe outer wall wellhead oilscraping and cleaning device comprises a shell, a pressing cap, a pressing ring, an oil pipe self-sealing core, a nozzle shell, nozzles, a water inlet high-pressure ball valve and a blowout prevention mechanism; an inclined platform is arranged on the upper portion of the inner wall of the shell, the pressing cap is installed at the upper end of the shell, and the pressing cap is used for pressing the oil pipe self-sealing core on the inclined platform through the pressing ring; the nozzle shell is installed on the lower portion of the inner wall of the shell, and the nozzles are evenly embedded in the nozzle shell; the side surface of the shell is connected with the water inlet high-pressure ball valve, and the blowout prevention mechanism is used for preventing blowout and well kick accidents. According to the