Heparin column solid-phase extraction device

The utility model discloses a heparin column solid phase extraction device which comprises a main body support and a ventilation pipeline, the main body support comprises a base with a hollow column, and a centrifugal tube supporting plate, a centrifugal tube positioning plate, a heparin column positioning plate and an injector cylinder body mounting plate are sequentially arranged on the outer diameter of the hollow column of the base with the hollow column from bottom to top. A waste liquid disc is arranged on the base with the hollow column and located on the lower side of the centrifugal tube supporting plate, and a panel installation internal thread connector is arranged on the injector barrel installation plate and located on the upper side of the hollow column. According to the utility model, pressure is stably applied to sample loading liquid through air pressure and the plug cover, so that manual extrusion for column passing during column passing is released, and column passing pressure is stabilized