Nucleic acid sampler with hand-cranking self-locking type rising structure

The utility model discloses a nucleic acid sampler with a hand-cranking self-locking type lifting structure, which relates to the technical field of nucleic acid samplers, and comprises a nucleic acid sampler main body, the nucleic acid sampler main body comprises a support seat, the upper end of the support seat is movably provided with a self-locking type lifting device, and the lower end of the support seat is provided with a hand-cranking self-locking type lifting device. The outer surface of the top end of the self-locking type lifting device is movably connected with a clamping device. The lifting mechanism and the hand-cranking lifting mechanism are matched together, the first bevel gear and the second bevel gear are matched, the sliding ring is lifted, the effect of lifting the supporting vertical plate and the throat swab head is achieved, the threaded rod and the limiting rod are matched with each other, the limiting effect can be achieved, and the hand-cranking lifting mechanism is convenient to us