Pipe rod outer wall cleaning device used in well repairing and oil pipe lifting operation

The utility model relates to the technical field of crude oil exploitation, in particular to a pipe rod outer wall cleaning device used in well repair oil pipe lifting operation, which comprises a shell, a rubber core, a water pipe and a gland, the shell is provided with an inner cavity. A channel is formed in the side wall of the shell; the channel is communicated with the inner cavity; the rubber core is arranged in the inner cavity; a cavity is formed in the middle of the rubber core and used for collecting crude oil on the pipe rod; the cavity is provided with a first through hole extending upwards and a second through hole extending downwards. The through hole I and the through hole II are coaxially formed; the rubber core comprises at least two rubber blocks of which the inner sidesare arc-shaped; the rubber block enters and exits the inner cavity through the channel; a connecting hole is formed in the rubber core; an oil outlet is formed in the lower part of the cavity; the gland is fixedly arranged on