Hydraulic oil pipe lifter for down-hole operations

The utility model discloses a hydraulic oil pipe lifter for down-hole operations, and is applied to lifting oil pipes on a down-hole construction site of oil fields. The hydraulic oil pipe lifter for the down-hole operations is characterized in that a herringboned support pipe is welded at each of two sides of one end of a base; two ends of a transverse shaft penetrate through the top of the herringboned support pipe and are fixed at the top of the herringboned support pipe; two steel pipes are arranged on the transverse shaft; the transverse shaft penetrates through transverse holes of the two steel pipes; a support lug is welded on the outer walls of the middle parts of the two steel pipes, and a hydraulic cylinder is connected on the support lug via a pin shaft; and the other end of the hydraulic cylinder is fixed on the base via the pin shaft. An inner pipe is arranged at the other end of each of the two steel pipes, and a bearing steel pipe is welded at the outer end parts of the two inner pipes. A safet