Portable sample quick-freezing cold closet
A refrigerator and portable technology, which is applied in the field of auxiliary equipment for food testing, sampling and storage devices, can solve the problems of unsuitable for long-distance transportation, inconvenient carrying, and large volume, so as to ensure the uniformity of freezing, improve the shelf life, and avoid external stress. Effect
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Embodiment 1
[0059] A portable sample quick-freezing refrigerator, including a box body and an antifreeze hose 4, the box body includes an outer box body 1 and an inner box body 2, the inner box body 2 is arranged inside the outer box body 1, and The feature is that the outer box 1 is also provided with a liquid nitrogen device 3, and the liquid nitrogen device 3 is arranged on one side of the inner box 2;
[0060] The outer box body 1 is provided with an outer box cover 11, and the inner side of the outer box cover 11 is symmetrically provided with elastic bodies 12 and magnetic blocks 13;
[0061] The inner box body 2 is provided with an inner box cover 20, the elastic body 12 is against the outer side of the inner box cover 20, and the magnetic block 13 is connected to the outer side of the inner box cover 20;
[0062] The wall of the inner box body 2 is provided with an insulating layer 21 and a waterproof layer 22, and the waterproof layer 22 is symmetrically arranged on both sides of...
Embodiment 2
[0095] A portable sample quick-freezing refrigerator, including a box body and an antifreeze hose 4, the box body includes an outer box body 1 and an inner box body 2, the inner box body 2 is arranged inside the outer box body 1, and The feature is that the outer box 1 is also provided with a liquid nitrogen device 3, and the liquid nitrogen device 3 is arranged on one side of the inner box 2;
[0096] The outer box body 1 is provided with an outer box cover 11, and the inner side of the outer box cover 11 is symmetrically provided with elastic bodies 12 and magnetic blocks 13;
[0097] The inner box body 2 is provided with an inner box cover 20, the elastic body 12 is against the outer side of the inner box cover 20, and the magnetic block 13 is connected to the outer side of the inner box cover 20;
[0098] The wall of the inner box body 2 is provided with an insulating layer 21 and a waterproof layer 22, and the waterproof layer 22 is symmetrically arranged on both sides of...
Embodiment 3
[0119] A portable sample quick-freezing refrigerator, including a box body and an antifreeze hose 4, the box body includes an outer box body 1 and an inner box body 2, the inner box body 2 is arranged inside the outer box body 1, and The feature is that the outer box 1 is also provided with a liquid nitrogen device 3, and the liquid nitrogen device 3 is arranged on one side of the inner box 2;
[0120] The outer box body 1 is provided with an outer box cover 11, and the inner side of the outer box cover 11 is symmetrically provided with elastic bodies 12 and magnetic blocks 13;
[0121] The inner box body 2 is provided with an inner box cover 20, the elastic body 12 is against the outer side of the inner box cover 20, and the magnetic block 13 is connected to the outer side of the inner box cover 20;
[0122] The wall of the inner box body 2 is provided with an insulating layer 21 and a waterproof layer 22, and the waterproof layer 22 is symmetrically arranged on both sides of...
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