Acellular amnion cryopreservation device for constructing tissue engineering skin

The utility model discloses an acellular amnion cryopreservation device for constructing tissue engineering skin. The device comprises an incubator, a cooling carrier and a fixed clamping plate, heatpreservation box filled with liquid nitrogen, a lapping table is arranged in the heat preservation box; a box cover is clamped at the upper end; the cooling carrier is clamped in the heat preservationbox through the lapping table; a slot is formed in the cooling carrier; the fixed clamping plate is movably inserted into the slot; the fixed clamping plate comprises a fixed plate, a bottom plate and a cover plate; the end of the bottom plate is fixedly connected with the fixing plate, a containing boss is arranged on the upper end face of the bottom plate, the cover plate is movably hinged to the end, away from the fixing plate, of the bottom plate, a clamping groove is formed in the upper end face of the cover plate, a positioning strip is arranged on the cover plate, and a positioning clamping groove is formed in