Manufacturing method of ultra-low temperature refrigerator sealing device

The utility model discloses a sealing device for an ultra-low temperature refrigerator, which belongs to the field of ultra-low temperature refrigerators. The sealing device for an ultra-low temperature refrigerator includes a box body. Displays are fixedly connected to the outer ends of multiple sealed doors. Multiple evenly distributed placement grooves are cut in the box. Storage boxes are slidably connected in the placement grooves. The sealed door is located on the outside of the storage box. Two sliding grooves are cut out at the left end of the sealed door. , A sealing mechanism is slidably connected in the chute, the sealing mechanism is connected with the storage box, a groove is excavated at the outer end of the sealing mechanism, a rotating rod is rotatably connected in the groove, the right end of the rotating rod is fixedly connected with a handle, and the outer end of the sealing door is excavated There is a buckle groove, and a buckle is fixedly connected in the buckle groove, so that when the sealing mechanism is damaged, it can be directly replaced and disassembled, which improves work efficiency and maintains the original sealing performance after replacement. Keep the original tightness after replacement. Keep the original tightness after replacement.

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