Cell purification chip fixation device

The invention relates to a cell purification chip fixation device. The structure of the cell purification chip fixation device comprises a chip carrier table and a fastening plate which are fixed on abase; a multi-linkage chip fixing mechanism comprises a first link arm, a second link arm, a third link arm and a retaining ring which are sequentially connected; one end of the first link arm is rotatably connected with the base; the chip carrier table is positioned between the fastening plate and the connecting part of the first link arm and the base; the top face of the chip carrier table is higher than the fastening plate and the connecting part of the first link arm and the base; the other end of the first link arm is rotatably connected with one end of the second link arm, the other endof the second link arm is rotatably connected with one end of the third link arm, and the other end of the third link arm is rotatably connected with the retaining ring; the shape of the retaining ring is matched with that of