The utility model discloses a sand prevention pipe for oil extraction equipment. Pipe body, a filter screen barrel is arranged in the pipe body; an annular contraction part is arranged on the inner top of the pipe body; the upper end of the filter screen barrel is provided with an expansion part sleeved outside the contraction part; a first sealing ring is embedded between the expansion part and the contraction part; the lower end of the pipe body is detachably connected with a sealing cover used for sealing the pipe body. a second sealing ring is embedded between the sealing cover and the pipe body, a spring is fixed to the upper end face of the sealing cover, a push disc used for pushing the filter screen barrel to enable the expansion part to abut against the first sealing ring is fixedto the upper end of the spring, an annular step arranged outside the filter screen barrel in a sleeving mode is arranged on the outer edge of the push disc, and a plurality of oil inlet holes are formed in the peripheral wall of the pipe body; the sealing cover at the bottom of the pipe body is detachably connected with the lower end of the pipe body, and the filter screen barrel can be conveniently taken out of the pipe body after the sealing cover is detached, so that the filter screen barrel has the advantage that the filter screen barrel is convenient to clean.